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Basics of Ratios
Comparing Ratios
Equivalent Ratios
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100

In a drawing, there are three circles, four stars, and three triangles. What is the ratio of stars to the total number of shapes?

2/5 or 4/10

100

Of the 15 children at the park, 12 children are riding bikes and 3 children are riding scooters. What s the ratio of bikes to children? WRITE 3 WAYS!

12 to 15, 12/15, 12:15

100
5 shovels of sand are mixed with 4 shovels of gravel to make cement. What is the number of shovels of gravel needed for 45 shovels of sand.
36 shovels of gravel
100
Are the ratios 14/35 and 20/50 equivalent?
Yes they are. Their common ratio is 2:5.
200

Lil blew up 7 balloons. Kathy blew up 5 balloons. What is the ratio of total balloons to Kathy's balloons?

12 to 5

200
A car can travel 600 miles on 20 gallons of gas. What is the unit rate of miles per gallon for this car?
30 to 1
200

Ari can walk 2 miles in 40 minutes. What is the amount of time it will take him to walk 4 miles.

80 minutes

200

Write the ratio 7:12 as a fraction.

7/12

300

The recipe calls for 2 eggs, 8 cups of flour, 3 teaspoons of oil, and a pinch of salt. What is the ratio of cups of flour to eggs?

8:2 or 4:1

300

The ratio of cups of peas to cups of carrots is 3 to 2. Write 3 equivalent ratios. (Write the ratios in the form of ___ to ___.)

6 to 4, 12 to 8, 15 to 10

300

Paul used 6 black tiles and 12 white tiles for a pattern. What is the ratio of black tiles to white tiles?

1:2 or 6:12

300

In the workbench drawer, the ratio of hex bolts to all bolts is 0.06. Write the ratio as a fraction in simplest form.

3/50

400
There are 10 rabbits in a cage. The ratio of white rabbits to grey rabbits is 3:7. How many white rabbits are in the cage?
3 white rabbits
400

Ahmad's mom prepares a plate with 5 peaches and 4 apples for 6 students in his study group. What is the ratio of fruit to students written as a fraction?

9/6 or 3/2

400
30 buses can carry 1500 people. What is the number of people that can be carried by 5 buses.
250 people
400

In a recent student government election, the ratio of students who voted for the winner to all the students who voted was 0.55. The number of students who voted was 60. How many votes did the winner get?

33 students voted for the winner

500
There are 5 mice in a cage. The ratio of pink mice to black mice is 2:3. How many black mice are in the cage?
3 mice
500

A recipe uses 2 cups of chopped onions, 6 cups of chopped tomatoes, 1 tablespoon of olive oil, and 3 potatoes. How many cups of tomato are need to triple the recipe? Explain.

18, because 6 X 3 = 18.

500
Ivy's Fresh Eggs transports its eggs in crates. It takes 2 trucks to carry 80 crates. What is the number of crates that 8 trucks can carry.
320 crates
500

In​ basketball, Katrina makes 12 out of every 20 free throws. Her coach claims that if she tries 42 free​ throws, she should make 18 of them. Is the​ coach's claim​ correct?

No the coach is not correct.