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When the elevator was out of service, Debi walked down 21 flights of stairs. She stopped to rest after every 3 flights. How many times did Debi stop to rest?
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3 votes
When the elevator was out of service, Debi walked down 21 flights of stairs. She stopped to rest after every 3 flights. How many times did Debi stop to rest?

User Athanase
by
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2 Answers

2 votes
Debi stopped 7 times to rest.
Just divide 21 by 3
User Helloserve
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7.8k points
4 votes
She stopped to rest every 7 flights.
User Angel Yan
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7.9k points
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