Question

A fair, 20-sided die with sides labeled 1 through 20 is rolled.

Consider the following events, and then answer the question.

A: rolling an even number
B: rolling a multiple of 4
C: rolling a number greater than 11
D: rolling a factor of 20

Which probability is the smallest?

Answer 1

A. 2,4,6,8,10,12,14,16,18,20
= 10/20
B. 4,8,12,16,20
=5/20
C. 12-20
=9/20
D. 1,2,4,5,10,20
=6/20


Answer is B

Answer 2

Answer:
B. Rolling a multiple of 4

Step-by-step explanation:
Rolling A even number has 10/20 chances
Rolling a multiple of 4 has 5/20 chances
Rolling greater than 11 has 9/20 chances
Rolling a factor of 20 has 6/20 chances