Question

Bill sells widgets. It costs $5.30 to build each widget. How much extra should he mark up the widget to ensure a 40%

Answer 1

Step-by-step explanation

let x represents 140 of the original price

Step 1

if

`\begin{gathered} 5.3\Rightarrow100 \\ \text{then} \\ x\Rightarrow40 \end{gathered}`

as the proportion is the same