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Last summer, Mike received a tip from 35% of his babysitting customers. If he had 20 customers, how many customers gave Mike a tip?

Last summer, Mike received a tip from 35% of his babysitting customers. If he had 20 customers, how many customers gave Mike a tip?
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3 votes
Last summer, Mike received a tip from 35% of his babysitting customers. If he had 20 customers, how many customers gave Mike a tip?

User Tomasz Blachowicz
by
8.3k points

2 Answers

3 votes
To solve you'll set up a proportion.

35/100 = x/20

cross multiply.

100x = 700

Now divide by 100.

x = 7
User Ryan Collins
by
8.0k points
2 votes
7 I think because you multiply 20 times 0.35
User Matthias From Berlin
by
7.7k points
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