Chapter 7.6, Problem 39HP

To determine

To find: To write and solve a real world problem involving a discount of an item.

Answer to Problem 39HP

So, cost of skirt after discount is $47.5.

Explanation of Solution

Let’s make real world problem for discount of an item.

We are purchasing a skirt for $50. In the month of March, they are giving discount on skirt is 5%. Find the cost of the skirt after discount.

We can write the equation for finding the cost of shirt after discount.

Cost of skirt after discount = cost of skirt before discount − the discount amount.

  $=50-5\%(50)$

Let’s convert 5% to decimal as $5\%=\frac{5}{100}=0.05$

  $=50-0.05(50)$

  $=50-2.5$

  $=\$47.5$

So, cost of skirt after discount is $47.5.