Percent Applications Word Problems

To convert a ratio to a percent...

• convert the ratio to a decimal, then multiply by 100.
• divide the ratio by 100.
• multiply the reciprocal by 100.
• stare at it for 2 minutes.

A pair of sandals costs $10.50.  There is a  7% sales tax.  What is the total cost of the sandals?

• $.74
• $10.50
• $12.78
• $11.24

A student earned a grade of 80% on a math test that had 30 problems.  How many problems on this test did the student answer correctly?

• 17 problems
• 24 problems
• 20 problems
• 18 problems

There are 42 teachers that work in a school.  On Friday, 29 teachers were present.  About what percent of the teachers showed up for work? 

• 50%
• 69%
• 55%
• 80%

There are 32 students in a class.  Nine of those students are women.  What percent are men? (Round to the Nearest Tenth)

• 71.9%
• 73.5%
• 32%
• 32.9%

Last month, Karmin made $480 working for 30 hours. This month, she will get a 15% increase in the amount she earns per hour. What will be her hourly rate, in dollars per hour, after the raise? 

• $480
• $2.40
• $18.40
• $15.00

Sandals are on sale for 30% off. The original price of one pair of sandals is $30. What is the new cost of sandals after the discount?

• $4.50
• $21.00
• $9.00
• $11.60

Nancy is buying a new pair of boots. The store is having a sale and all boots are 15% off. The boots that Nancy wants to purchase are $95.00. The expression that can be used to represent the discount is

• 0.15($95.00)=discount
• 0.85($95.00)=discount
• 1.2($95.00)=discount
• $95($95-15)=discount

A store owner marked-up a $100 pair of boots by 10% to sell in his store? Several months later he placed the boots on sale for 10% off of the selling price. If the boots then sold, what was the overall profit/loss on the boots in money and as a percent?

• $0; 0%
• -$1; -1% 
• The boots are on sale so who cares.
• $10; -10%

You pay $5.80 in sales tax for a skateboard in a state with 7.25% sales tax.  Find the selling price of the skateboard. 

• $53.79
• $6.22
• $42.05
• $80