Question

1. If it beats 75 times per minute, how many times does your heart beat in
5 hours?

Answer 1

$5 \times 60 = 300 \: mins \\ \\ 1 \: min = 75 \: heartbeat \\ 300 min= 300 \times 75 = 22500 \: heartbeat$

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Answer 2

The heart will beat 22500 times in 5 hours.

Given:

the number of times a heart beats in 1 minute = 75

To Find:

we need to find the number of times the heart will beat in 5 hours

Solution:

we know that 1 hour = 60 minutes

thus, 5 hours will be = (5 × 60) minutes

= 300 minutes

now, it is given that the heart beats 75 times in a minute

⇒ number of times it beats in 300 minutes will be = 300 × 75

= 22500

Thus, the heart will beat 22500 times in 5 hours.

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Answer 3

The heart will beat 22500 times in 5 hours.

Given:

the number of times a heart beats in 1 minute = 75

To Find:

we need to find the number of times the heart will beat in 5 hours

Solution:

we know that 1 hour = 60 minutes

thus, 5 hours will be = (5 × 60) minutes

= 300 minutes

now, it is given that the heart beats 75 times in a minute

⇒ number of times it beats in 300 minutes will be = 300 × 75

= 22500

Thus, the heart will beat 22500 times in 5 hours.

#SPJ2