A textbook weighs 2.5 pounds. How many kilograms does the textbook weigh? Round your answer to the nearest tenth of a pound. 1 kg ≈ 2.2 lb
The textbook weighs 2.5 pounds. To convert this to kilograms, we divide by 2.2:
2.5 pounds / 2.2 pounds = 1.13636... kilograms
Rounding to the nearest tenth of a pound, the textbook weighs approximately 1.1 kilograms.
To convert the weight of the textbook from pounds to kilograms, we divide the weight in pounds by the conversion factor 2.2.
Weight in kilograms = Weight in pounds / Conversion factor
Weight in kilograms ≈ 2.5 pounds / 2.2 lb/kg
Weight in kilograms ≈ 1.1363636363636363 kg
Rounding to the nearest tenth of a pound, the textbook weighs approximately 1.1 kilograms.