Question

A bowling ball rolled with a force of 15 N accelerates at a rate of 3 m/s2; a second ball rolled with the same force accelerates 4 m/s2. What are the masses of the two balls?

Answer 1

F=ma

1st ball

15=m*3

15/3=m

m=5kg

2nd ball

f=ma

15=m*4

m=15/4

=3.7