Convert kilograms to pounds using the proportion 1 kilogram = 2.2 pounds. How many kilograms are equal to 72 pounds? Round to the nearest tenth of a kilogram.

Question

A. 144
B. 158.4
C. 3.27
D. 32.7

Answer 1

B. 158.4

To convert pounds to kilograms using the given proportion:
72 pounds * (1 kilogram / 2.2 pounds) = 32.727272727272725 kilograms

Rounded to the nearest tenth of a kilogram:
32.7 kilograms = 72 pounds