Question

a bag contains 30 balls numbered from 1 to 31 ball is drawn at random the probability that the number of the ball drawn with will be a multiple of (a). 2 or 7 and (b) 3 or 5.

Answer 1

Answer:

Step-by-step explanation:

Let's it will help you

We know that

There are 17 multiples of 2 and 7 so

Probability=17/30

(b). 14/30 or 7/15

Answer 2

P(multiple of 2or 7)=17/30

P(multiple of 3 or 5)=14/30

=7/15

Mark me brainliest ^_^