UPSC CSAT - All about Permutation & Combination | UPSC 2024 | Short Tricks | OnlyIAS CSAT

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  • Опубликовано: 3 окт 2024

Комментарии • 357

  • @mknayakthewarrior
    @mknayakthewarrior 7 месяцев назад +9

    Salute sir ,itne simple se samjhaya koi math teacher bhi samajha paate hain

  • @mknayakthewarrior
    @mknayakthewarrior 7 месяцев назад +3

    Sir itne lucid ,crystal and clear with conceptual clarity ke saath koi nhi padhata

  • @ShreyaSonkar1220
    @ShreyaSonkar1220 5 месяцев назад +2

    You are the best teacher in mathematics 😊😊
    Aaj tk Maine bahoot se teacher se padha probability and permutations and combination but Mera concept clr nhi hua aapki class krne se sabhi concept clr ho gye
    Thanku so much sir🙏🙏🙏🙏❤️❤️😀😀

  • @mickymini123
    @mickymini123 3 месяца назад +1

    Very helpful session. You made it all super easy to understand and remember. Thank you so much sir!😊

  • @snehadas1111
    @snehadas1111 4 месяца назад +5

    hw 1 :- 360
    hw 2 :- 144
    hw 3 :- none of these ( answer is 20)
    hw 4 :- 32
    hw 5 :- 21
    hw 6 :- 11
    hw 7 :- 36
    hw 8 :- 10
    hw 9 :- 7998
    hw 10 :- 24
    hw 11 :- 945
    thanks sir... great session....

  • @Hgrtnavu...n
    @Hgrtnavu...n 7 месяцев назад +5

    Sir you are th example of entegrity in your work . Bahut hi honest h aap. Sor this hard work thank you so much

  • @soubhagyajigautam522
    @soubhagyajigautam522 7 месяцев назад +39

    RISHAV = One Man Army
    Rishav= Backbone of the channel "OnlyIas Extended"
    Rishav= One of the Pillars of OnlyIAS
    For me, OnlyIAS is nothing but Rishav Sir...not even Sumit sir, just Rishav Sir, My Favourite Teacher

    • @kajalchaudhary9204
      @kajalchaudhary9204 5 месяцев назад +4

      Same baaki sbh pdhai km backchodi zyada krte h 😂😂

  • @Geetagujjar
    @Geetagujjar 4 месяца назад +1

    U made it so easy to understand... I'm stunned sir ❤ thanku so much sir

  • @vishalyaduvanshi2026
    @vishalyaduvanshi2026 7 месяцев назад +6

    1-360,2-144,3-12

  • @gungungupta7765
    @gungungupta7765 7 месяцев назад +12

    40:12 School ans 360 layout ans 144

    • @siddhimishra4708
      @siddhimishra4708 5 месяцев назад

      please explain layout

    • @Gaurav-fz9qr
      @Gaurav-fz9qr 5 месяцев назад +2

      @@siddhimishra4708 LAYOUT ( vowels= AOU)(Consonants=LYT) , consider AOU as 1st , L=2nd, Y=3rd and T=4th = 4!; & AOU can be arranged in 3ways like OUA , AUO,OAU = 3! , So 4!*3! = 144

    • @siddhimishra4708
      @siddhimishra4708 5 месяцев назад +1

      @@Gaurav-fz9qr thanks

  • @nidhiyadav-mi4qp
    @nidhiyadav-mi4qp 6 месяцев назад +12

    40:17 question SCHOOL - 360
    Question LAYOUT -144
    Thank you sir

    • @creative_Short285
      @creative_Short285 4 месяца назад

      360 , can u explain.

    • @bajranglohra1524
      @bajranglohra1524 3 месяца назад

      @@creative_Short285 6 letters ka 6! and oo ka 2!
      6!/2!=360

    • @saturnsbaby5683
      @saturnsbaby5683 3 месяца назад

      It's 720. Vowels toh pucha nahi arrange karne ke liye​@@bajranglohra1524

  • @Aarav-uj4pt
    @Aarav-uj4pt 3 месяца назад +1

    Homework question answer
    Option C(360)
    Option B(144)
    Option D(None of the above.20)
    Side question(Option C(11)

  • @binaykumarm4029
    @binaykumarm4029 4 месяца назад +1

    Thank you rishav sir for bringing out best in ourselves , we are lucky to have you sir 🙏 ❤️ 🎉 ,

  • @rituchandra20
    @rituchandra20 6 месяцев назад +3

    Really itna simple kisi ne kabhi nahi samjhaya hoga ye topic heads off to u sir 🎉🎉🎉😊😊😊

  • @user-up3qq4mhk
    @user-up3qq4mhk 2 месяца назад

    Thank you dear sir nice class

  • @madhulikapratapsingh5564
    @madhulikapratapsingh5564 7 месяцев назад +22

    I am so grateful I found such an incredible teacher, who teaches every subject with an aim to bas aisa padha do ki zindagi bhar ke liye samajh aa jaye. Teachers like him are a true gem. This is true service to humanity. I will be forever thankful to you Sir. Thank you for existing. 🙏

  • @kajalchaudhary9204
    @kajalchaudhary9204 5 месяцев назад +1

    Kya gajab teacher hai maine enke eco k bhi lecture dekhe 🙏🙏

  • @lilykumari1593
    @lilykumari1593 День назад

    Everything is temporary but vaibhav and Ankit favourite name of sir is permanent. 😂

  • @ravimaurya9617
    @ravimaurya9617 7 месяцев назад +30

    Sir next probility topic complete karenge to bhut helpfull hoga

    • @a.k4394
      @a.k4394 7 месяцев назад +2

      Probability hota hai wo

    • @madhavsharma145
      @madhavsharma145 7 месяцев назад +2

      ​@@a.k4394kyo bechare ko guilt feel kra rhe ho, sir usko alag se probility pdha denge 😂😂

    • @geetasinghla7850
      @geetasinghla7850 7 месяцев назад

      Yes sir please

    • @AnilKataria-ys1os
      @AnilKataria-ys1os 4 месяца назад

      "Probability" & "helpful"

    • @Iasaspirant-ok1ux
      @Iasaspirant-ok1ux 3 месяца назад

      Pdf nhi Kiya kya?

  • @sagarpunwatkar5378
    @sagarpunwatkar5378 7 месяцев назад +1

    Thank you so much Rishav Sir...Really appreciate the efforts that you are taking for us... The way you explained each and every topic that was amazing... Especially this one... I was so fearful but you made it so simple and easy to understand so thanks for that...🙌🙏👍

  • @Learnify1995
    @Learnify1995 7 месяцев назад +3

    1.C
    2.B

  • @sharmauday007
    @sharmauday007 4 месяца назад +3

    1:09:00 sir (1,4,2) nhi (1,4,1) banega ...otherwise sum got 7

  • @hinaahmed5434
    @hinaahmed5434 Месяц назад

    Sir, Video for percentage plz

  • @MirMubashir-p2s
    @MirMubashir-p2s 3 месяца назад

    Thnku so much sir very helpful.. grateful sir!❤

  • @AmanBhagat-bc6zq
    @AmanBhagat-bc6zq 6 месяцев назад +2

    Wow, sir you r looking very nice..😊

  • @RamandeepKaurSidhu-s2k
    @RamandeepKaurSidhu-s2k Месяц назад +2

    Rishav sir is perfect example of... "Punjabi aage oyeee"
    He teaches very well...🤗either its economy or CSAT.

  • @RitikaGusaiwal
    @RitikaGusaiwal 4 месяца назад

    This is an amazing lecture. Thank you sir

  • @pkggamer.1204
    @pkggamer.1204 3 месяца назад

    Great method of teaching thanks 🙏🙏 sir

  • @meltherecafe2394
    @meltherecafe2394 4 месяца назад +9

    No one teaches CSAT as nicely as him!

  • @ShivanshKhatri-jx5bm
    @ShivanshKhatri-jx5bm 4 месяца назад +6

    My favourite is Rishav sir and his favorite is Vaibhav 😂❤..thank u so muvh sir!!

  • @Samraha-rt8wu
    @Samraha-rt8wu 7 месяцев назад

    Thank you so much sir amazing session 👍👍

  • @meerachodhri1259
    @meerachodhri1259 5 месяцев назад

    Sir classes se achi mujhe ye RUclips video lgi

  • @ajaynagla6992
    @ajaynagla6992 5 месяцев назад +14

    hello sir, in practice question of 2019 (combination) triplet(x,y,z) when x=1 fourth value you have written (1,4,2) its total is 7 , correct value is (1,4,1)?

  • @HARMONY29920
    @HARMONY29920 4 месяца назад

    Thank you so so so so much SIR!! ❤🙏

  • @SUMANKUMARI-gg2oj
    @SUMANKUMARI-gg2oj 7 месяцев назад +1

    ❤❤❤ fantastic session 😊

  • @-JYOTIBASWAJB
    @-JYOTIBASWAJB 7 месяцев назад +2

    Hates off , amazing teaching

  • @Ari-ly1uc
    @Ari-ly1uc 5 месяцев назад +6

    This cleared a lot of doubts especially when you linked different year's PYQs of similar types together. Earlier I was solving SSC CGL Qs of PnC using different formulas but upsc asks different types of PnC questions and I wasted so much time in those Qs which UPSC will never ask. Thanks for this wonderful session.

    • @binaykumarm4029
      @binaykumarm4029 4 месяца назад +3

      I also did the same 😢 but any way we found a great youtube channel with great teacher , i feel so blessed and i am so thankful 🙏 to risabh sir ❤

  • @Origin1303
    @Origin1303 6 месяцев назад +9

    One of the best lecture on Such a difficult topic ..Thank You Soo Muchh Sir ❤

  • @razaali386
    @razaali386 5 месяцев назад +1

    1:11 9 possible value

  • @Samraha-rt8wu
    @Samraha-rt8wu 7 месяцев назад

    Thank you so much sir amazing session 👍👍

  • @YogeshGiri-ch2jk
    @YogeshGiri-ch2jk 4 месяца назад

    amazing thanks sirji🙏🙏

  • @mirachavan3809
    @mirachavan3809 7 месяцев назад

    Having full respect , 1:10:30 correction ...ans 9 bcz in first line last option total 7 ...... Thank u so much sir...😊

    • @rishavsharma1459
      @rishavsharma1459 7 месяцев назад +1

      Answer 10 hi hai....
      It is 1,4,1 - by mistake wrote it wrong but explanation is right....

    • @mirachavan3809
      @mirachavan3809 7 месяцев назад

      ​@@rishavsharma1459 Okay sir..Thank u❤ I will correct in the notebook🌝

  • @sagarpraveen-n6z
    @sagarpraveen-n6z 5 месяцев назад

    1:59:08 option c, 36

  • @AnushkaShukla-gs9oc
    @AnushkaShukla-gs9oc 3 месяца назад +1

    Sir principal vale me answer is 12

  • @kamleshsahoo2243
    @kamleshsahoo2243 Месяц назад +1

    Always love the way you teach Sir extremely helpful for us .. Thank You So Much Sir...🙏🏻🙏🏻

  • @negiadi3668
    @negiadi3668 3 месяца назад

    1:38:18 --21

  • @sagarpraveen-n6z
    @sagarpraveen-n6z 5 месяцев назад

    1:52:53 option C, 11

  • @sagarpraveen-n6z
    @sagarpraveen-n6z 5 месяцев назад

    1:59:16 option A, 7998

  • @divyachandr948
    @divyachandr948 4 месяца назад

    Thank you so much sir 😊

  • @deeps6432
    @deeps6432 7 месяцев назад +1

    sir practice question 2019 answer is 9
    you count one wrong

  • @avsgroup8507
    @avsgroup8507 7 месяцев назад

    Task assigned type ques.
    Principal and vice principal - ans= none of the above
    True/ false- ans=32

    • @nehatewatia4525
      @nehatewatia4525 4 месяца назад

      can u please explain the true false ques???

  • @smritisingh6991
    @smritisingh6991 4 месяца назад

    40:09 C) 360
    40:14 B) 144

  • @suraj7137
    @suraj7137 7 месяцев назад +1

    Thanku sir

  • @gungungupta7765
    @gungungupta7765 7 месяцев назад +1

    26:15 ans 100

  • @LifeAsAnuj
    @LifeAsAnuj 5 месяцев назад

    1:33:06 2:00:13

  • @shreyakumari4020
    @shreyakumari4020 7 месяцев назад

    School-ans-360
    LAYOUT-ANS-144

  • @omishame
    @omishame 3 месяца назад

    Thank u sir

  • @ShreyaSonkar1220
    @ShreyaSonkar1220 5 месяцев назад

    Sir math ke sabhi topic kra dijiye aapse humble request hai sir plz🙏🙏🙏

  • @Rre6599
    @Rre6599 6 месяцев назад +1

    In Economics PYQ session you had less hair. But in this class you are with full hair. How it’s possible 😂😂

  • @mukeshmali8871
    @mukeshmali8871 4 месяца назад

    Sir you 1:00:55 added +1 for all one rupee denomination and where as in runs problem why didn't you add +1 for all runs in singles 1:06:56

  • @RockstarRadha-m9g
    @RockstarRadha-m9g 4 месяца назад +2

    Thank you very much sir, I never found any teacher like you through out my life,
    This lecture really helpful for me.
    Hat's off ❤

  • @saniyamalik1312
    @saniyamalik1312 Месяц назад

    2019 ke questions me 9 ways

  • @AnushkaShukla-gs9oc
    @AnushkaShukla-gs9oc 3 месяца назад +1

    Layout ka 144 h

  • @thewholeworld5314
    @thewholeworld5314 6 месяцев назад

    practice ans school ans is 360

  • @AnushkaShukla-gs9oc
    @AnushkaShukla-gs9oc 3 месяца назад +1

    School ka answer h 360

  • @nikulkalal1407
    @nikulkalal1407 7 месяцев назад

    1:11:20 there is a mistake in solution of pyq 2019 of ( triplets) in first row you had taken (1,4,2) if we total this the answer is 7 not 6

    • @rishavsharma1459
      @rishavsharma1459 7 месяцев назад +1

      It is (1,4,1)....
      By mistake, it was written wrong but explanation is right

    • @nikulkalal1407
      @nikulkalal1407 6 месяцев назад

      Please upload more videos of csat and please upload 3 videos a week becoz date of prelimns is not far🙏🙏 ​@@rishavsharma1459

  • @mrighsharma6155
    @mrighsharma6155 7 месяцев назад

    Sir plz make understanding of pyq ques given in hw of true false it is difficult to understand that why here max no. Of students is equal to total no. Of ways of ans the ques ?

  • @sahais2012
    @sahais2012 6 месяцев назад

    Please solve
    A team of two people has to be sent from a
    company to give a presentation to the client.
    There are five potential employees who can go
    for the presentation. Sunita will go for the
    presentation only if Rajesh does not go for the
    presentation. What is the different number of
    possible teams that can be selected for the
    presentation?
    (a) 9
    (b) 19
    (c) 10
    (d) 11

    • @ReallyNig
      @ReallyNig 5 месяцев назад

      I'm getting 15... 🤔🤔. Are you sure about the options?

    • @Shruti-ls6fm
      @Shruti-ls6fm 4 месяца назад

      I am getting 9

    • @sahais2012
      @sahais2012 4 месяца назад

      @@Shruti-ls6fm how?

    • @Shruti-ls6fm
      @Shruti-ls6fm 4 месяца назад

      @@sahais2012 leave Sunita we have 4 people and 2 has to be selected
      4C2=6
      and Sunita can go will rest 3 except Rajesh so 3 cases here
      Add 6+3=9
      What's the answer??
      Am I right??

    • @sahais2012
      @sahais2012 4 месяца назад

      @@Shruti-ls6fm yes you are!!

  • @Gargi_11
    @Gargi_11 4 месяца назад

    1:33:18 Pyq 2015 - Answer = 21
    Thus none is the correct answer

  • @adityaagnihotry7233
    @adityaagnihotry7233 4 месяца назад

    1:33:48 20, 10

  • @furkanali1539
    @furkanali1539 4 месяца назад

    Layout -144

  • @muskuraiye23
    @muskuraiye23 3 месяца назад +1

    Pdf ka link nhi mil rha

  • @PriyankaVerma2001-mhi
    @PriyankaVerma2001-mhi 7 месяцев назад +4

    Actually thkuuuuu sooo much sir for this specific topic as there is no relevant video on this topic upto csat level...❤❤❤

  • @SonuPradhan8414
    @SonuPradhan8414 3 месяца назад +1

    PQ-2015
    Ans->(d)none of the above

  • @rajtiwari7488
    @rajtiwari7488 4 месяца назад +2

    Thank you so much sir for a wonderful session 🙏🙏

  • @agentravi00007
    @agentravi00007 Месяц назад +1

    excellent lecture brother 🙏

  • @ambikayadav7852
    @ambikayadav7852 7 месяцев назад +3

    Twinkle twinkle little star
    Rishav sir super Star ⭐⭐⭐⭐⭐

  • @nikhilmaurya13
    @nikhilmaurya13 3 месяца назад +1

    Thank you so much Sir. I enjoyed yr class and learned a lot✌️

  • @shalinitiwari4515
    @shalinitiwari4515 7 месяцев назад

    Thank you sir

  • @uptodate_cyber_wala
    @uptodate_cyber_wala 5 месяцев назад

    26:00 per zero include hona chahiye

  • @curiousforknowledge4636
    @curiousforknowledge4636 5 месяцев назад

    1:38:24 20 is ans

  • @Phoenix-zj2wb
    @Phoenix-zj2wb 6 месяцев назад

    School 360
    Layout 144 40:11

  • @WAYMAKER5734
    @WAYMAKER5734 3 месяца назад +1

    sir this is very usefull video. Thank you sooo much🙏

  • @msc511
    @msc511 3 месяца назад

    Sir, When 5 in not an even number than how its come in it, and anwer become 100? Please clarify

  • @negiadi3668
    @negiadi3668 3 месяца назад

    1:33:25 =20(none)

  • @Iaspcsclub
    @Iaspcsclub 6 месяцев назад +1

    Ap itna Vaibhav bolte h ki mujhe apka nam Vaibhav sir hi yad rhta h 😅😅😅

  • @anjalimaurya6692
    @anjalimaurya6692 3 месяца назад

    Hm bhi nadeer ko tilak lgate dekhna chahte h...jisse ye sms jaye smaj me ki hindu mushlim ekta hai ....

  • @gauravdwivedi5515
    @gauravdwivedi5515 4 месяца назад

    Answer for Boundaries question for 2023 PYQ @1.04.21 hrs will be 21 or 19?. Can anyone please tell.

  • @SanjuSingh-c3q
    @SanjuSingh-c3q 7 месяцев назад

    360 and 144

  • @shaileshmishra2680
    @shaileshmishra2680 7 месяцев назад +2

    Sir please csat ka one shot video ligiye jisme sab cover ho please my csat is not cover😢 and sabhi subjects ki merathon video ligiye please 🙏🙏🙏

    • @Himanshu_kirola
      @Himanshu_kirola 7 месяцев назад

      नलयाक नही खलनायक बन 😂

    • @PriyankaVerma2001-mhi
      @PriyankaVerma2001-mhi 7 месяцев назад +1

      U can refer Understand upsc channel for csat

  • @saikathazra4269
    @saikathazra4269 4 месяца назад

    40 .20
    360
    144

  • @abhinayankumar3109
    @abhinayankumar3109 5 месяцев назад +1

    Sir app bahut accha padhate hoo per Thora simply way me bataye jaise flag colour wala problem use apko bolna tha ki 1st colour hai usko3 way se bhar sakte hai 4 way se bhare ge to same ho jayega adjacent site to 3 way se barege and other 1 or choose kar sakte hai koi 2 niche stripe se
    Fir 2nd colour ko 2 way se kar sakte hai fir 3 colour ko bi 2 way se kar sakte
    Chahe koi vi color hoo
    Ap bahut accha padha te ho per Thora or simple way me padhaye isme nahi ias Wale hai koi bi aspirants hai jaise hm nimcet wala

  • @Style_queen76
    @Style_queen76 4 месяца назад +2

    Ap pehle mujhe ku nhi mile sir u r the great apki strategy byttt achi lgi padhane ka basic was so good 🥺🙏 thnqq sir

  • @theindopacifictimes9803
    @theindopacifictimes9803 3 месяца назад

    Nicest

  • @kritikasharma101
    @kritikasharma101 3 месяца назад +1

    40:12 m 1). 360
    2). 144

  • @Akashpatelup32
    @Akashpatelup32 7 месяцев назад +2

    40:12 HW SOL.
    1)School ans 360
    2) layout ans 144

    • @mohamunichakma
      @mohamunichakma 7 месяцев назад

      please explain me the Layout answer.. I am very weak in maths🙏

  • @blooming_gallery
    @blooming_gallery 5 месяцев назад +1

    This is very helpful. Please post the lecture of other important quant chapters.....❤

  • @Meera.k.24
    @Meera.k.24 6 месяцев назад +1

    2015 pyq, principle, voice principle ans = 20, hence none
    t or false wale ka answer is 10 , so option A
    wedding handshake = 21
    sides of polygon = 11
    1.59 ..no.. of ways of arranging a,b,c,d,e... = 12

  • @dominicbhai-gaming8847
    @dominicbhai-gaming8847 7 месяцев назад +1

    Good evening sir
    Answer 1. C- 360
    Answer 2. B- 144.

  • @anitchaudhari3592
    @anitchaudhari3592 7 месяцев назад +2

    Thank you so much sir for Important session . today clear all concept of permutation and combination topic . Thanks a lot again