J P Mohindru and Bharat Mohindru Solutions for Chapter: Probability, Exercise 4: COMPETITION FILE

The probability that a non-leap year selected at random will contain $53$ Sundays is

When a die is thrown, the probability of getting an odd number less than $3$ is

A card is drawn from a deck of $52$ cards. The event $E$ is that card which is not an ace of hearts. The number of outcomes favourable to $E$ is

The probability of getting a bad egg in a lot of $400$ is $0.035$. The number of bad eggs in the lot is

A girl calculates that the probability of her winning the first prize in a lottery is $0.08$. If $6000$ tickets are sold, how many tickets has she bought?

One ticket is drawn at random from a bag containing tickets numbered $1$ to $40$

The probability that the selected ticket has a number which is a multiple of $5$ is:

Someone is asked to take a number from $1$ to $100$

The probability that it is a prime is:

A school has five houses $A, B, C, D$ and $E$. A class has $23$ students, $4$ from house $A, 8$ from house $B, 5$ from house $C, 2$ from house $D$ and rest from house $E$. A single student is selected at random to be the class monitor. The probability that the selected student is not from $A, B$ and $C$ is