Question

If you know the ratio of inches to centimeters is 1 to 2.54, how can you find the number of centimeters equivalent to 9 inches?

Answer 1

Step-by-step explanation:

1/2.54=constant

1/2.54=x/9

Product of means = product of extremes

2.54x=9

x=9/2.54

x=22.86cm

Answer 2

This is the sample answer:    

Moving the slider to 9 inches shows that 9 inches is equivalent to 22.86 centimeters. 1 inch is 2.54 times bigger than a centimeter.