Question

A heart beats 360 times in 5 minutes. How many times does it beat in 2 minutes?

Answer 1

Answer:

total number of heart beats in 5 minutes= 360 times

Number of times it beat in 1 minute= 360/5

therefore number of times in 2minutes = 360/5×2

=72×2=144 times

So a heart beats 144times in 2 minutes

Answer 2

Answer:

144 times

Step-by-step explanation:

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