Question

In a random sample of 30 sixth graders, 9 had traveled outside of the United States. There are a total of 120 sixth graders in the school. Predict how many students have traveled outside of the United States.
A:28
B:36
C:45

Answer 1

@amistre64

Answer 2

The answer is B, because the sample is reduced to 1/4 of the actual value so you just have to multiply 9 times 4 to get your answer. @thunder44554431

Answer 3

Thank you @Anwar786

Answer 4

your welcome@thunder44554431