Logan is solving this problem:

The cheetah ran 0.05 hours at a rate of 70 mph. How far did the cheetah run?

Logan solves the problem by writing:

image

 

What is wrong with Logan’s work?
 
in Algebra 1 Answers by Level 10 User (57.3k points)

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2 Answers

d=rt so distance in miles=70*0.05=3.5 miles. Logan didn't multiply the numbers; he added them by mistake. Answer 2. He didn't have to use parentheses, he just needed to multiply the speed by the time.

by Top Rated User (642k points)

Logan did not use parentheses when substituting, and he did not multiply the numbers.

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