Question

A book sold 42,500 copies in its first month of release. Suppose this represents 7.9% of the number of copies sold to date. How many copies have been sold to date?Round your answer to the nearest whole number.

Answer 1

Given:

A book sold 42,500 copies in its first month of release. Suppose this represents 7.9% of the number of copies sold to date.

Required:

Total number of copies sold to date.

Explanation:

42500 is just 7.9% of total copies

we need to find total copies

for this

take x number of total copies

$\begin{gathered} x*\frac{7.9}{100}=42500 \\ \\ x=537974.68\approx537975 \end{gathered}$

Final answer:

Total number of copies is 537975