Question

7. How many cats would need to be added on

the second day to make the probability of picking
a cat from the group at least one half?

Answer 1

10 cats

Explanation:

5+7+8+4 = 24

on the first day there is a total of 24 animals

i worked it out by trial and error

7+10=17

24+10 = 34

34 = 2 x 17