Question

a spinning toptoy took 25spins in 15 seconds.howw much time does one spin take ?

Answer 1

No. Of spins taken in 15 sec=25
No. Of spins taken in one sec=25/15
=1.6 spins



Hope this helps....

Answer 2

One spin take 25/15=1.666
$25 \div 15 = 1.666$