Question

A bag contains 30 ping-pong balls, each with a different number written on it from 1 to 30. What is the probability of selecting a ball with a number that is less than 13?

Answer 1

...

Explanation:

Answer 2

so you have a 40% chance or 2/5 chance

Explanation:

30 numbers in total

12 are less than 13

so you have a 12/30

simplify

2/5 = 0.4 or 40%