Multiple choice general knowledge science & technology

The human heart beat roughly .......... times a year.

  1. 35,000

  2. 3,50,000

  3. 35 Million

  4. 3.5 Billion
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

With an average heart rate of 70-72 beats per minute, the human heart beats about 35-38 million times per year. At 72 bpm: 72 × 60 × 24 × 365 = 37,843,200 beats annually.

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