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Madelynne hopped 12 times in 15 seconds. What is her speed in hops per minute?

Madelynne hopped 12 times in 15 seconds. What is her speed in hops per minute?
asked 232k views
3 votes
Madelynne hopped 12 times in 15 seconds. What is her speed in hops per minute?

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User Vladimir Davidovich
by
8.9k points

2 Answers

2 votes
im pretty sure its 3.2

answered
User Gurjap Singh
by
8.5k points
2 votes
1 minute = 60 seconds

12 / 15 = x / 60.....12 times to 15 seconds = x times to 60 seconds
cross multiply
(15)(x) = (12)(60)
15x = 720
x = 720/15
x = 48 <=== Madelynne hopped 48 times in 1 minute
answered
User Ghazala
by
7.7k points
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