A Baby-Sitter Pulls Some Kids in a Wagon on a Level

question 66

Multiple Choice

A baby-sitter pulls some kids in a wagon on a level street. How much work is done if she pulls the wagon 200 feet at a constant force of 45 lbs with the wagon handle making an angle of 34° with the street? Round to the nearest whole number.

• A) approximately 4808 ft-lbs
• B) approximately 5033 ft-lbs
• C) approximately 6529 ft-lbs
• D) approximately 7461 ft-lbs

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