Write and evaluate the expression for each problem. (Anyone, please help me?
Jasmine finished the bike trail in 2.5 hours at an average rate of 9310miles per hour. Lucy biked the same trail at a rate of 615 miles per hour. How much longer did it take Lucy to bike the trail?
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Answer:
time = 2.5 hours
average speed = 9310 mph
distance covered = 9310 × 2.5 = 23275 miles
Lucy's average speed= 615 mph
time taken by Lucy = distance/speed = 23275/615= 37.84 hours
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