Unit 1 Exam Review

Ms. Bryant and Ms. Boatwright went to Starbucks Saturday. They wanted to leave a 40% tip for their barista. Use the model to find the amount of the tip when their coffee cost $20.00

100%

$20

Answer:

Tip = $8.00

A survey at UGMS showed that 150 out of 500 students do not have internet access at home. What percent of the students do have internet access at their home?

Answer:

70%

Sue has $25, and spent $9 on lunch at the food court. What percent of Sue’s money did she spend at the food court?

A. 16%B. 34%C. 18%D. 36%

Answer:

D

At Union Grove 24% of the students bring their own lunch to school. What decimal and fraction represent the students who do NOT bring their lunch to school?

Answers:

0.76

19/25

There are 36 students in Mr. Book’s classroom. Nine of his students enjoy reading non-fiction books. The rest of his students enjoy fiction. What percentage of Mr. Book’s class enjoys reading non-fiction and what percentage enjoys fiction?

Answer:

Non-fiction = 25%Fiction = 75%

Draw a strip diagram with 30 bars.(Example on board)

Shade in what 1/10 looks like

The sales tax in the state of Alaska is 7.25%. Represent this amount as a fraction and decimal.

Answers:

725/10000 = 29/400

0.0725

Draw a number line from 0-20 and from 0%-100%.(Example on board)

Now…..There are 20 members of the UGMS dance team. If 80% of the dance team came to practice last week, then how many members of the dance team came to practice?

Answer:

16 members

Which of the following strip diagrams models that 30% of the students wore red on Sept. 11 th, if 150 students wore red on that day?

10% 20% 30% 40% 50% 60% 70% 80% 90% 100%

10.1 20.2 30.3 40.4 50.5 60.6 70.7 80.8 90.9 100.1

10% 20% 30% 40% 50% 60% 70% 80% 90% 100%50 100 150 200 250 300 350 400 450 500

10% 20% 30% 40% 50% 60% 70% 80% 90% 100%100 125 150 275 325 400 410 475 500 600

Answer:

The second strip diagram

Which of the following represents 180% as a fraction and a decimal?

A. 1.80/100 and 1.8 B. 9/10 and 1.8

C. 18/10 and 1.8 D. 180/1000 and 1.08

Answer:

C

Study, study, study, and look over ALL of your review materials…Good Luck Tomorrow!!!