Topic 5 Review

The 6th-grade math class has a boy-to-girl ratio of 3:8. If the total number of math students was 11 last year and 33 this year, how many boys and girls were there for each of these two years?

• Last year: 6 boys and 16 girls. This

  year: 12 boys and 32 girls.

• Last year: 5 boys and 6 girls. This

  year: 15 boys and 18 girls.

• Last year: 8 boys and 3 girls. This

  year: 24 boys and 9 girls.

• Last year: 3 boys and 8 girls. This

  year: 9 boys and 24 girls.

Answer explanation

Last week, Leah worked 25 hours

on weekdays and 11 hours on the

weekend. Which ratio compares the

number of hours Leah worked on

weekdays to the total number of hours

she worked?

• 25:11

• 11:25

• 25:36

• 36:25

Answer explanation

The table shows the home state

of the 175 high school students

who attended a tri-state debate

tournament. The ratio of Illinois

students to Michigan students was

6:5. How many students were from

Michigan? Indiana?

• 70;21

• 175;84

• 91;175

• 21;84

Answer explanation

The varsity boys’ basketball team has a ratio of seniors to juniors that is 7:4.

PART A: If the team is made up only of juniors

and seniors, what is the ratio of

seniors to total team members?

• 7/11

• 7/4

• 4/11

• 11/7

Answer explanation

A varsity boys’ basketball team has a ratio of seniors to juniors that is 7:4.

Part B: The varsity girls’ basketball team has a ratio of seniors to juniors that is 3 to 2. If each team has 12 juniors, which team has more seniors?

• The boys' team

• The girls' team

• The boys and girls team

• None

Answer explanation

Complete the ratio table.

• 2:4, 3:6, 6:9

• 2:3, 4:6, 6:9

• 2:9, 4:4, 6:9

• 3:2, 6:4, 9:6

Answer explanation

Stacy has 3 lb of grapes to make 10 bowls of fruit salad. If her recipe calls for 4oz of grapes per bowl, will she have enough grapes? How much leftover does she have, or how much extra is needed?

• No, she will need 8 oz more.

• Yes, she will have 8 oz extra

• Yes, she will have 6 oz extra.

• No, she will need 6 oz more.

Answer explanation

In 1 minute, Alex can type 44 words. While working on a project, Alex types from 10:00 am until 11:30 am. He takes a break from 10:25 am to 10:40 am. At the same rate, how many words did he type?

• 2,200 words

• 3,960 words

• 3,000 words

• 3,300 word

Answer explanation

How many ounces of liquid are in the container shown below?

• 256 ounces

• 768 ounces

• 512 ounces

• 128 ounces

Answer explanation

Select all of the expressions which show how to convert 2.5 yards into inches.

• 2.5 yd ×

  1 yd/36in

• 2.5 yd × 3 ft/1 yd × 12 in./1 ft

• 2.5 yd × 12 in.

• 2.5 yd × 36 in./1 yd

• 2.5 yd × 12 in./1 yd

Answer explanation