Applications Involving Percents and Unit Analysis

1.) 1 inch = 2.54 centimeters

(a.) How many inches are there in 1 meter?

(b.) How many centimeters are in 1 yard?

2.) How many meters are in a mile if there are 2.54 centimeters in an inch, 12 inches in a foot, 5280 feet in a mile, and 100 centimeters in a meter?

3.)  (a.) 5 is what % of 20?

(b.) What is 5% of 20?

(c.) 20 is 5% of what?

4.) Meijers buys a coat to sell in their store and marks it up 40% from their cost. Later they discount it 15% off the selling price. If the coat now costs $55, how much did it cost Meijers to purchase the coat?

Answers

1.) a.) 39.37 in
b.) 91.44 cm

2.) 1609.344 meters

3.) a.) 25     b.) 1  c.) 400

4.) $46.22