S.N. Chhibber Solutions for Chapter: Probability, Exercise 1: Exercise

A bag contains $5$ red, $10$ black, $15$ green balls. A ball is taken out at random. Find the probability that the ball taken out is not a black ball.

A bag contains $5$ red, $10$ black, $15$ green balls. A ball is taken out at random. Find the probability that the ball taken out is not a green ball.

A die is thrown $100$ times. The frequency of the outcomes of the events $\mathrm{1,} 2, \mathrm{3,} 4, 5$ and $6$ is noted as per the table taken out.

 If a die is thrown, find the probability of getting an odd number.

A die is thrown $100$ times. The frequency of the outcomes of the events $\mathrm{1,} 2, \mathrm{3,} 4, 5$ and $6$ is noted as per the table taken out.

 If a die is thrown, find the probability of getting an even number

A die is thrown $100$ times. The frequency of the outcomes of the events $\mathrm{1,} 2, \mathrm{3,} 4, 5$ and $6$ is noted as per the table taken out.

 If a die is thrown, find the probability of getting a prime number.

A die is thrown $100$ times. The frequency of the outcomes of the events $\mathrm{1,} 2, \mathrm{3,} 4, 5$ and $6$ is noted as per the table taken out.

 If a die is thrown, find the probability of getting a number less than $7$.

A die is thrown $100$ times. The frequency of the outcomes of the events $\mathrm{1,} 2, \mathrm{3,} 4, 5$ and $6$ is noted as per the table taken out.

 If a die is thrown, find the probability of getting a number more than $6$.

A die is thrown $100$ times. The frequency of the outcomes of the events $\mathrm{1,} 2, \mathrm{3,} 4, 5$ and $6$ is noted as per the table taken out

 If a die is thrown, find the probability of getting a composite number (in fraction).