Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Probability question

2022 · 28 Jun · Shift 2 · Q37
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Mathematics
  4. /Probability
  5. /2022 · 28 Jun · Shift 2 · Q37

Probability question

2022 · 28 Jun · Shift 2 · Q37

JEE MainMathematicsProbabilityMCQ+4 / −1
The probability that a randomly chosen one-one function from the set {a, b, c, d} to the set {1, 2, 3, 4, 5} satisfies f(a) + 2f(b) −-− f(c) = f(d) is :
  1. A
    124{1 \over {24}}241​
  2. B
    140{1 \over {40}}401​
  3. C
    130{1 \over {30}}301​
  4. D
    120{1 \over {20}}201​
PreviousNext

More from Probability

  • Let S={1,2,3,…,2022}. Then the probability, that a randomly chosen number n from the set S such that HCF(n,2022)=1, is :2022 · MCQ
  • Bag I contains 3 red, 4 black and 3 white balls and Bag II contains 2 red, 5 black and 2 white balls. One ball is transferred from Bag I to Bag II and then a ball is drawn from Bag II. The ball so drawn is found to be black in colour. Then…2022 · MCQ
  • The probability that a randomly chosen 2 × 2 matrix with all the entries from the set of first 10 primes, is singular, is equal to :2022 · MCQ
  • The probability that a relation R from {x, y} to {x, y} is both symmetric and transitive, is equal to :2022 · MCQ
  • The probability distribution of X is : For the minimum possible value of d, sixty times the mean of X is equal to ​. Includes table2022 · Numerical
  • Two squares are chosen at random on a chessboard (see figure). The probability that they have a side in common is : Includes diagram2021 · MCQ
  • Let X be a random variable with distribution. If the mean of X is 2.3 and variance of X is σ2, then 100 σ2 is equal to : Includes table2021 · Numerical
  • A pack of cards has one card missing. Two cards are drawn randomly and are found to be spades. The probability that the missing card is not a spade, is :2021 · MCQ