Find a Percent of a Number

Joelle would like to tip her hairdresser 20%. If her haircut was $38.00, which expression should she use to find the tip amount?

• (0.02) (38)

• (0.2) (38)

• (1.2) (38)

• (20) (38)

Jeremy wants to give a 20% gratuity(tip) to his cab driver. His fare was $35.50. What is the total amount he will pay the driver?

• $7.10

• $17.75

• $42.60

• $63.90

Beth bought two pairs of earrings for $12.00 each. She also had to pay 6% sales tax. What was her total bill?

• $12.72

• $19.20

• $25.44

• $38.40

Charissa is eating out with friends, and it is her turn to pay the gratuity. The bill for the food is $26.50. If she plans to tip at 20%, what should she pay if she doesn’t want to leave pennies on the table?

• $0.55

• $1.30

• $2.65

• $5.30

While shopping at a clearance sale, Samantha finds a $60.00 dress on sale for 25% off. Samantha also has a 50% off coupon. Which statement correctly summarizes her savings?

• Samantha will save $45.00 because the two sales will combine for 75% off the original cost.

• Samantha will save $37.50 because she must first find the 25% sale price before taking the extra 50% reduction.

• Samantha will save $22.50 because she must first find the 25% sale price before taking the extra 50% reduction.

• Samantha will save $15.00 because the two sales will combine for 75% off the original cost.

A 1-liter bottle of orange juice used to cost $2.85 at a food market. Its price has increased; the new price is 110 percent of the original price. What is the new price of the juice? Round your answer to the nearest cent.

• $2.95

• $2.99

• $3.09

• $3.14

Last month Rudy’s Tacos sold 22 dinner specials. The next month they released a new commercial and sold 250% of last month’s dinners. How many dinner specials did they sell this month?

• 33

• 47

• 55

• 58

In its first year of operation, Big Lake Camp had 40 campers. This year’s attendance was 180% of the first year’s. How many campers participated this year?

• 32

• 58

• 64

• 72

Aarti posted a comment on her blog. Each day the number of responses to her comment was 125% of the number she received on the previous day. If there were 64 responses the first day, how many were there on the fourth day?

• 100

• 112

• 125

• 132

Marlye posted a story on her blog. On the first day there were 80 responses and on the second day there were 180 responses. What percent is the increase, 100, of the original number of responses, 80?

• 55%

• 80%

• 100%

• 125%