Consider the positive whole number factors of 54. What is the probability that one of these factors chosen at random is a multiple of 3?

1/4

5/8

1/8

3/4

Factors are the numbers that evenly multiply into a given ... What are all of the whole number factors of 64? ... The prime numbers of 54 are 2 and 3, because each of these numbers has exactly one factor pair ... two numbers with like signs, either two positive numbers or two negative numbers, yields a positive number.