Percents - Study Questions!

2. John bought a $60.00 jacket on sale. He uses a discount code that gives him 25% off. How much will John pay for the jacket after applying the discount?

A container is supposed to hold 2.0 liters of liquid. If there is a 5% error in the volume, what is the range of acceptable volume?

• A. 2.0 – 2.10 liters

• B. 1.90 – 2.0 liters

• C. 1.95 – 2.05 liters

• D. 1.85 – 1.95 liters

5. Juliet spent $245.60 on groceries. The sales tax rate is 6%. Which of the following is a reasonable estimate for the total Juliet paid for her groceries?

• A. $14.74

• B. $260.00

• C. $231.00

• D. $270.00

A local bakery sells a dozen cupcakes for $15.60. Based on this information, which of the following could be true?

• A. $46.80 for three dozen cupcakes

• B. $78.00 for six dozen cupcakes

• C. $31.20 for 18 cupcakes

• D. $63.20 for four dozen cupcakes

Javier tracked his working hours for the month of October. Calculate the percent increase in hours from week 1 to week 4.

The price of a concert ticket in New York City decreased from $150 to $120. By what percentage did the price of the ticket decrease?

• A. A decrease of 20%

• B. A decrease of 25%

• C. An increase of 20%

• D. An increase of 25%

The Hoskins family spends $450 per month on utilities for their family. If this is 10% of their monthly budget, then what is their monthly budget?

A fan completes 8 rotations every 20 seconds. Based on this information, which of the following could NOT be true?

• A. The fan completes 32 rotations in 80 seconds.

• B. The fan completes 48 rotations in one minute.

• C. The fan completes 16 rotations in 40 seconds.

• D. The fan completes 12 rotations in 30 seconds.

15. Jamie buys 3.6 pounds of almonds for $28.80. What is the price per pound of almonds?

The table below shows the different modes of transportation students use to get to school. What percent of students take the bus to school?