Use the ratio 1 pound equals about 0 45 kilograms. How many kilograms are equal to 35 pounds?

A. 77.78
B. 35.45
C. 15.75
D. 157.5

To find the number of kilograms that are equal to 35 pounds, we can multiply 35 pounds by the conversion factor of 0.45 kilograms/pound.

35 pounds * 0.45 kilograms/pound = 15.75 kilograms

So, 35 pounds is equal to 15.75 kilograms.

The correct answer is C. 15.75.