SOLUTION: how could you solve this question: a rock climber burns 60 calories for every 5 minutes of rock climbing. write a proportion on the lines below to determine how many calories

Question 156410: how could you solve this question:
a rock climber burns 60 calories for every 5 minutes of rock climbing.
write a proportion on the lines below to determine how many calories a rock climber would burn in 7 minutes.

thanks if you answer this but can you try to get it answered by the morning of september 12,2008 thanks
Found 2 solutions by jojo14344, ankor@dixie-net.com:
Answer by jojo14344(1513) (Show Source): You can put this solution on YOUR website!

, he can burn 12 calories in 1 minute.
In 7 minutes let's see:
amount he'll burn in 7 minutes
Thank you,
Jojo

Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
a rock climber burns 60 calories for every 5 minutes of rock climbing.
write a proportion on the lines below to determine how many calories a rock climber would burn in 7 minutes.
:
Write a proportion which says,"5 min is to 7 min, as 60 cal is to x cal
=
Cross multiply
5x = 7*60
x =
x = 84 calories
;
We can check the solution using a different method
Cal/min = 60/5 = 12 cal, hence 7 * 12 = 84

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