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In 10 minutes a heart can beat 700 times. At this rate in how many minutes will a heart beat 140 times? At what rate can a heart beat?

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tnayavich
The heart will beat 140 times in 2 minutes. A heart can beat at 70 beats per minute.
jbmow
The heart will beat 140 times in 2 minutes. (Divide 700 and 10 by 5)
The hear can beat at 70 times a minute.

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