Question

Which pair of ratios form a proportion?

a. 8:14 and 22:40
b. 10:18 and 25:45
c. 12:20 and 25:40
d. 14:30 and 22:45

Answer 1

B.) 10:18 and 25:45
You can simplify this.
Divide the first part by 2.
5:9.
Divide the second half by 5.
5:9.
5:9 and 5:9