Math Quiz 2 Module 4 (content)

Which number is missing on the following number line?

0, 7, 14, _________, 28, 35 0, 2, 4, 6, 8, 10, answer: 21

Reshma is making a necklace using green beads and purple beads in a ratio represented on the following double number line. Fill in the missing values on the diagram and then answer the following question. 0, 4, 8, 12, 16, 20 - green 0, 5, 10, 15, 20, 25 - purple If Reshma uses 20 green beads, how many purple beads will she use?

25

The value of the ratio of adults to children is 2/5. The ratio of adults to children is _____.

2:5

For every 30 minutes she dances, Nell stretches for 10 minutes. What is the ratio value of the time Nell dances to the time she stretches?

30/10 = 3

A flower show has an inventory of 60 tulips and 100 roses. Which equation is correct?

60 = 3/5 x 100

A recipe calls for 4 parts chocolate chips for every 6 parts of nuts. Callum makes the recipe for a party and uses 18 tablespoons of nuts. How many tablespoons of chocolate chips did he use? [Type your answer as a number.]

C = 2/3 x N (18) 12

A salad bar has a fruit to vegetable ratio of 2:5. Write two equations to describe this ratio relationship.

First, look at the fruit to vegetable ratio. Notice that every ratio in the table has a ratio value of 2/5 F = 2/5 x V for veggies: V = 5/2 x F

Complete the following statement. The ratio of wins to losses for a team is 3:2. So, for every three _________ , the team has two ____________.

wins losses

There are 5,280 feet in 1 mile. If Riley ran 26,400 feet, how many miles did she run? [Type your answer as a number.] M = 1/5,280 x F

1/5, 280 x 26,400/1 = 5 miles

A math test has 12 multiplication problems and 24 division problems. What is the ratio value of multiplication problems to division problems? Answer as a fraction in simplest form.

12/24 = 1/2

A math test has 12 multiplication problems and 24 division problems. What is the ratio value of multiplication problems to total problems? Answer as a fraction in simplest form.

12/36 = 1/3

Twelve skateboards have 48 wheels. What is the value of the ratio of skateboards to wheels, in simplest form?

12/48 = 1/4

Joanna recorded the number of laps she swam during practice in one week. Freestyle 100 Breaststroke 50 Backstroke 60 Butterfly 25 What is the value of the breaststroke to butterfly ratio?

2/1

A math test has 12 multiplication problems and 24 division problems. What is the ratio value of division problems to multiplication problems? Answer as a fraction in simplest form.

24/12 = 2/1

A math test has 12 multiplication problems and 24 division problems. What is the ratio value of division problems to total problems? Answer as a fraction in simplest form.

24/36 = 2/3

Reshma is making a necklace using green beads and purple beads in a ratio represented on the following double number line. Fill in the missing values on the diagram, then answer the following question. What is the ratio value of green beads to purple beads? Type your answer as a fraction in simplest form.

4/5

Joanna recorded the number of laps she swam during practice in one week. Freestyle 100 Breaststroke 50 Backstroke 60 Butterfly 25 What is the value of the breaststroke to backstroke ratio?

5/6

What is the ratio value shown by this double number line? 0, 7, 14, 21, 28, 35 0, 2, 4, 6, 8, 10

7/2

Four bakers used the following amounts of flour and sugar in their favorite cake recipe. Which bakers use the same flour to sugar ratio? Select all that apply. Flour Sugar Baker A 6 cups 4 cups Baker B 5 cups 3 cups Baker C 1 1/2 cups 1 cup Baker D 3 cups 2 cups

Baker A Baker D Baker C

Mr. Yen and Mrs. Barnes both have beautiful flower gardens. Mr. Yen has 7 rose bushes for every 3 lilac bushes. Mrs. Barnes has 9 rose bushes for every 4 lilac bushes. Whose garden has a higher lilac to rose ratio?

Mrs. Barnes

A zoo has 3 mammals for every 5 reptiles. If the zoo has 72 mammals, how many reptiles does it have? [Type your answer as a number.]

R = 5/3 x M (72) 120

At an amusement park, Corey spends 7 minutes on a ride for every 20 minutes he spends waiting in lines. If he waits in line for 60 minutes, how many minutes does he spend on rides? [Type your answer as a number.] 7/20

R = 7/20 x L (60) 21

Charla and Rae both make a pitcher of lemonade. Charla makes her pitcher using 2 cups of mix and 6 cups of water. Rae makes her pitcher using 3 cups of mix and 7 cups of water. Whose lemonade will have the stronger flavor?

Rae's lemonade will taste stronger. C: 1/3 R: 3/7 (give them common denominator to compare) 1/3 = 7/21 3/7. = 9/21

There are two dogs for every three cats.

The ratio is 2/3. That means for every 2 dogs there are 3 cats.

Complete the following statement. There are four sunny days for every three rainy days.

The ratio is 4/3. That means for every 4 sunny days there are three rainy days.

Is the following double number line drawn correctly? Use complete sentences to explain your reasoning. 0, 5, 10, 15, 20, 25 0, 3, 8, 12, 16, 20

This double number line is incorrect because the bottom line goes up by 3's and the next number should be 6 not 8.

Complete the following statement. The ratio of colored gumballs to white gumballs is in a gumball machine is 5:1. That means there are five times as many ______________ gumballs as _____________ gumballs

colored white

Henry planted 24 tomato plants and 18 green bean plants in his garden. Simon planted 30 tomato plants and 25 green bean plants in his garden. The ratio of tomato plants to green bean plants is ___________ for the two gardens.

different 24/18 = 4/3 30/25 = 6/5

This is true for all ratio relationships: the first quantity in the ratio is equal to the product of the value of the ratio and the second quantity.

first quantity = ratio value × second quantity

A double number line is used to show a(n) _____ relationship.

proportional

Rachel read 30 minutes for every 10 minutes that she spent watching television. Nicolas read 45 minutes for every 15 minutes that he watched television. The ratio of time that Rachel and Nicolas spent reading to the time they spent watching television is ______________

the same 30/10 = 3 45/15 = 3

The quotient of the two values in a ratio relationship is called the _____ of the ratio.

value