Embibe Experts Solutions for Chapter: Probability, Exercise 1: JEE Main - 10th April 2019 Shift 1

Author:Embibe Experts

Embibe Experts Mathematics Solutions for Exercise - Embibe Experts Solutions for Chapter: Probability, Exercise 1: JEE Main - 10th April 2019 Shift 1

Attempt the free practice questions on Chapter 9: Probability, Exercise 1: JEE Main - 10th April 2019 Shift 1 with hints and solutions to strengthen your understanding. EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS solutions are prepared by Experienced Embibe Experts.

Questions from Embibe Experts Solutions for Chapter: Probability, Exercise 1: JEE Main - 10th April 2019 Shift 1 with Hints & Solutions

EASY
JEE Main
IMPORTANT

There rotten apples are mixed accidently with seven good apples and four apples are drawn one by one without replacement. Let the random variable X denote the number of rotten apples. If μ and σ2 represent mean and variance of X, respectively, then 10μ2+σ2 is equal to

HARD
JEE Main
IMPORTANT

Let S=w1,w2,. be the sample space associated to a random experiment. Let Pwn=Pwn-12, n2. Let A=2k+3l; k, l and B=wn; nA. Then PB is equal to

MEDIUM
JEE Main
IMPORTANT

If an unbiased die, marked with -2,-1,0,1,2,3 on its faces is thrown five times, then the probability that the product of the outcomes is positive, is :

EASY
JEE Main
IMPORTANT

A bag contains six balls of different colours. Two balls are drawn in succession with replacement. The probability that both the balls are of the same colour is p. Next four balls are drawn in succession with replacement and the probability that exactly three balls are of the same colours is q. If p: q=m :n, where m and n are co-prime, then m+n is equal to

HARD
JEE Main
IMPORTANT

A bag contains 6 balls. Two balls are drawn from it at random and both are found to be black. The probability that the bag contains at least 5 black balls is

EASY
JEE Main
IMPORTANT

Let A be the event that the absolute difference between two randomly chosen real numbers in the sample space 0,60 is less than or equal to a. If PA=1136, then a is equal to _____ .

MEDIUM
JEE Main
IMPORTANT

In a binomial distribution B(n,p), the sum and product of the mean & variance are 5 and 6 respectively, then find 6(n+p-q) is equal to :-

MEDIUM
JEE Main
IMPORTANT

Two dice are thrown independently. Let A be the event that the number appeared on the 1st  die is less than the number appeared on the 2nd  die, B be the event that the number appeared on the 1st  die is even and that on the second die is odd, and C be the event that the number appeared on the 1st  die is odd and that on the 2nd  is even. Then