Question

mr. Chang's class has 28 students, 4/7 of whom are girls. Which equation shows how to determine the number of girls in mr. Chang's class?A: 28÷4/7=49B: 28×4/7=16C: 4/7÷28=1/49D: 7/4÷28=1/6

Answer 1

ANSWER

B: 28 x 4/7 = 16

EXPLANATION

The total number of students is 28. 4/7 of that 28 students are girls.

To find the number of girls we have to multiply the fraction of students that are girls by the total number of students:

$28\times\frac{4}{7}=16$