A store sells second-hand goods at 40% off the

recommended retail price. For a lawn mower

valued at $369:

a What is the selling price?

The selling price is $221.40

Step-by-step explanation:

So you first want to find what is 40% of the retail price ($369). So divide by 10 to get 10% ($36.90) and then multiply by 4 to get 40% ($147.60). Now that you have 40% subtract that by the retail price. $369 - $147.60 = $221.40