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EmoPotatoQueen

Heart will beat 140 times in 2 minutes.
Heart beats at a rate of 70 beats per minute.

(How it's done down below)

In 0 minutes heart beats 700 times

hence in 1 minute it will beat 700/10=70 times

and heart will beat 140 times in 140/70=2 minutes

gvcci
Answer:

Heartbeats at a rate of 70 beats per minute.

Explanation:
In 10 minutes heart beats 700 times

hence in 1 minute it will beat 700 ÷ 10=70 times