Question

In the last​ year, a total of 15,456 earthquakes occurred in a country. Of​ these, 88.7% were minor tremors with magnitudes of 4.9 or less on the Richter scale. How many minor earthquakes occurred in the country in the last​ year?

(Round to the nearest whole​ number.)

Answer 1

It follows that the number of minor earthquakes occurred in the country in the last​ year is equal to

$15,456\frac{88.7\%}{100\%}=15,456\cdot 0.887\approx 13,709.$