Question

A store pays $35 for a fish tank. The markup is 20%. What is the selling price

Answer 1

The selling price is $42

Answer 2

$\\ \text{The store pays }\ 35 \text{ for a fish tank.}\\ \text{and the markup is }20\% \text{ of }\ 35\\ \\ \text{so first we find the markup as}\\ \\ =20\% \text{ of }\ 35\\ \\ =0.20\times 35\\ \\ =7\\ \\ \text{hence the selling price of fish tank}=\text{Cost of store + Markup}\\ \\ \Rightarrow \text{selling price}=35+7\\ \\ \Rightarrow \text{selling price}=42$

Hence the selling price of the fish tank is $42