Question

3. Numbers 1-20 are written on chits of paper and dropped in a box. What is the
probability of
a) choosing multiples of 10
b) choosing an even number
c) choosing an odd prime number
d) choosing a factor of 18

Answer 1

Answer:

a)20

b)2,4,6,8,10,12,14,16,18,20

c)3,7,11,13,17,19

d)1,2,3,6,9,18

I hope it helps.....