Question
Find the number of times the human heart beats in the life of 60 years of a man, assuming that the heart beats once in 0.8 s.
Options :
2.3668 x 10⁹ s
3.3369 x 10⁹ s
236.68 x 10⁹ s
4.366 x 10⁹ s
Answer :
2.3668 x 10⁹ s
Access expert-curated educational resources and study materials—completely free.
Create, conduct, and manage professional online assessments with Crey. Perfect for teachers and institutes.
Copyright © 2026 Crey. All Rights Reserved.
