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3 years ago

9

A person on a moving sidewalk travels 21 feet in 7 seconds. the moving sidewalk has a length of 180 feet. How long will it take

to move from one end to the other

1 answer:

morpeh [17]3 years ago

6 0

Divide 180 by 21. then multiply the ans. by 7 which equals 60

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precedence is:

1 Parentheses (simplify inside 'em)

2 Exponents

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