Question

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

Answer 1

Answer:

2 minutes

Step-by-step explanation:

700/10 = 70

1 minute = 70 times

140/70 = 2 minutes

Answer 2

Answer:

2 minutes

Step-by-step explanation:

The heart beats 70 times per minute so 70+70=140.