Rates, Ratios and Percents

Orlando buys a shirt for $15 and a pair of jeans for $32.50. If the sales tax is 8%, what is the total price Orlando pays for the items?

• $47.88

• $43.70

• $51.30

• $85.50

Tags

CCSS.6.RP.A.3C

Harmon's Jewelry Store receives a shipment of 500 jewelry pieces, but 15 pieces are damaged. At this rate, if Mrs. Harmon places an order for 5,500 jewelry pieces, how many should she expect to be damaged?

• 265 pieces

• 65 pieces

• 100 pieces

• 165 pieces

Tags

CCSS.6.RP.A.3B

While completing a practice test online, M'Lea answered 6 out of 20 questions incorrectly. If the ratio of incorrect to total questions remains constant, how many questions should M'Lea answer correctly out of 30 questions?

• 24 questions

• 21 questions

• 30 questions

• 9 questions

Last year, the seventh-grade enrollment at Main Middle School was 612 students. This year, the enrollment dropped to 489 students due to the opening of a new middle school. Which best reflects the percent change in enrollment at Main Middle School from last year to this year?

• -20.1%

• +25.2%

• +45.3%

• -21.7%

Tags

CCSS.6.RP.A.3C

The staff at Arcola Country Club prepares tables for a wedding reception. They are able to prepare 6 tables in 45 minutes. How many talbes can the staff prepare in 4 hours?

• 12 tables

• 24 tables

• 30 tables

• 32 tables

Tags

CCSS.6.RP.A.3B

Students participated in an online survey. The survey revealed that, for every one person whos favorite color was purple, there were 3 people whose favorite color was red, and 9 whose favorite color was blue. There were 162 students whose favorite color was red. How many students preferred purple, and how many preferred blue?

• 81 preferred purple, 324 preferred blue

• 159 preferred purple, 171 preferred blue

• 54 preferred purple, 486 preferred blue

• 75 preferred purple, 225 preferred blue

Holly and her 2 best friends go to dinner. Their total bill is $31.84. They use a coupon for 15% off the total. If they split the bill evenly, how much money will each person owe, to the nearest cent?

• $8.84

• $10.61

• $9.02

• $12.21

Tags

CCSS.7.EE.B.3

The ratio of boys to girls in Felicia's class is 2 to 3. There are 12 girls in the class. What is the total number of students in Felicia's class?

• 8

• 20

• 30

• 18

The price of a video game was reduced from $60 to $48. By what percentage was the price of the video game reduced?

• 12%

• 20%

• 80%

• 50%

Tags

CCSS.7.RP.A.1