Monicaa Abhijit Solutions for Chapter: Probability, Exercise 3: REVIEW EXERCISES

A box has coupons numbered from $1$ to $100$. A coupon is picked. Find the probability that the number on the coupon is: even    

A box has coupons numbered from $1$ to $100$. A coupon is picked. Find the probability that the number on the coupon is: a multiple of $3$

A box has coupons numbered from $1 \mathrm{to} 100$. A coupon is picked. Find the probability that the number on the coupon is: a prime number    

A box has coupons numbered from $1 \mathrm{to} 100$. A coupon is picked. Find the probability that the number on the coupon is: a factor of $100$.

A bag contains $6$ red marbles, $9$ white marbles, $5$ green marbles. What is the probability that if one marble is taken out of the bag at random, it will be: Red   

A bag contains $6$ red marbles, $9$ white marbles, $5$ green marbles. What is the probability that if one marble is taken out of the bag at random, it will be: White  

A bag contains $6$ red marbles, $9$ white marbles, $5$ green marbles. What is the probability that if one marble is taken out of the bag at random, it will be: not green 

If there is a spinning wheel with $3$-blue sectors, $1$-red sector and $1$-green sector of same size, what is the probability of getting a blue sector?