2003 AMC 10B Problems/Problem 5
Problem
Moe uses a mower to cut his rectangular -foot by -foot lawn. The swath he cuts is inches wide, but he overlaps each cut by inches to make sure that no grass is missed. He walks at the rate of feet per hour while pushing the mower. Which of the following is closest to the number of hours it will take Moe to mow the lawn.
Solution
Since the swath Moe actually mows is feet wide, he mows square feet in one hour. His lawn has an area of , so it will take Moe hours to finish mowing the lawn. Thus the answer is .
See Also
2003 AMC 10B (Problems • Answer Key • Resources) | ||
Preceded by Problem 4 |
Followed by Problem 6 | |
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