Multiple Choice
Estimate the number of times an average person's heart beats in a lifetime.Assume the average heart rate is 
And a life span of 75 years.
A) 3 × 109 beats
B) 3 × 108 beats
C) 3 × 1010 beats
D) 3 × 107 beats
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q32: An area of 1.00 × 10<sup>2</sup> cm<sup>2</sup>
Q33: The last page of a book is
Q34: The wavelength of the light from a
Q35: Add 1,299g and 45.1kg, And express your
Q36: A reasonable estimate for the mass of
Q38: A certain CD-ROM. Disk can store 600
Q39: A reasonable estimate for the duration of
Q40: A person on a diet loses 1.6kg.
Q41: Wall posters are usually sold curled up
Q42: A traveler has about $536 in his