Question 4 of 10

Question

Identify the value of x that makes each pair of ratios equivalent.
21 to x and 7 to 10
A. 24
B. 30
C. 40

PLEASE HELP!!!!!

Answer 1

B. 30

Answer 2

7*3 / ? = 7/10
7*3 / 10*3 = 7/10
10*3 = 30