Proportional Reasoning with Percents

Salary: $50,000 Total Sales: 98000 Commission: 4% Find the total earnings.

• $392,000

• $3920

• $53,920

• $101,920

Convert 4% to a decimal

• 0.4

• 0.04

• 4

• 400

Percent is based out of ______?

• 10

• 100

• 1000

• 400

Percent Change

• A percent change describing a decrease in a quantity

• A percent change describing an increase in a quantity

• The amount stated as a percent that a number increases or decreases

• Changing a decimal into a percent

Percent Increase

• The amount stated as a percent that a number increases or decreases

• A percent change describing an increase in a quantity

• Moving the decimal in a percent

• A percent change describing a decrease in a quantity

Marcos earned $300 mowing lawns this month. Of his savings, he plans to spend 18% repairing lawn equipment, put 20% in his savings and use 35% for camp fees. He will spend the rest. How much will Marcos have left to spend.

• $27.00

• $55.00

• $81.00

• $100.00

If 60% of a number is 18, what is 90% of the number?

• 3

• 16

• 27

• 30

Sam bought an $85.00 jacket for 40% off of the regular price.  How much did he pay for the jacket? 

• 75

• 51

• 36

• 34

A chair that costs $210 was reduced by 40% for a one day sale. After the sale, the sale price was increased by 40%. What is the new price of the chair?

• $176.40

• $185.30

• $ 205.50

• $210.00

Lona wants to a buy raincoat for her goat.  If the raincoat costs $39.99 and has a sales tax rate of 7%.  What will be the FINAL PRICE (with tax) of the raincoat?  

• $42.79

• $42.78

• $2.80

• $2.79