Question

There are $100$ cards in a bag on which number from $1$ to $100$ are written. A Card is taken out from the bag at random.find the probability that the no. on the selected card is a prime no. greater than $80$.

Answer 1

Total cards $=100$.

The prime numbers greater than $80$ are, $83,89,97$

$\therefore$ probability that the number on the selected card is a prime number greater than $100$ is $\frac{3}{100}$