Question

Amelia bought 40 plain blackT-shirts for $4 each. She painteddesigns on them and then soldeach T-shirt for $7.50. Howmuch profit did Amelia makeselling her fancy T-shirts?

Answer 1

Given:

The number of T-shirts, N=40.

The cost of each T-shirt, c=$4.

The selling price of each shirt, s=$7.50.

The total cost price of N=40 T-shirts is,

`\begin{gathered} CP=Nc \\ =40*4 \\ =160 \end{gathered}`

The total selling price of N=40 T-shirts is,

`\begin{gathered} SP=Ns \\ =40*7.5 \\ =300 \end{gathered}`

The profit earned by Amelia is $300.