Ratios Review

Equivalent Ratios

100

Are these ratios equivalent?

1:2  and  2:4

Yes

x2

200

Are these ratios equivalent?

3:5  and  6:10

Yes 

x2

300

Are these ratios equivalent?

3:9  and  7:8

No

400

Are these ratios equivalent?

4:12  and  12:36

Yes

x3

500

Are these ratios equivalent?

44:40  and 11:10

Yes

(Divide by 4)

GCF

100

Find the GCF of 6 and 30

6

200

Find the GCF of 49 and 77

7

300

Find the GCF of 66 and 99

11

400

Find the GCF of 144 and 12

12

500

Find the GCF of 63 and 70

7

Simplifying Ratios

100

Simplify 36:9

4:1

200

Simplify 8:72

1:9

300

Simplify 35:30

7:6

400

Simplify 49:70

7:10

500

Simplify 12:32

3:8

Word Problems

100

There are 20 cars in the parking area. If there are 80 wheels for the car, what is the ratio of CARS to WHEELS

Simplify for bonus points

20:80

1:4

200

The ratio of girls to boys in chess club was 5:4. There are 32 boys. How many girls are there?

40

300

A bakery offers 6 pastries for every 5 cookie packets. Write the ratio for cookies to pastries

5:6

400

Prince and Smith share a reward in the ratio of 2:3 - If prince gets $16, How much does Smith get?

$24

500

The amount of girls to boys is 20 to 30

What is the ratio in __:__ (boys to girls)

Simplify this ratio.

30:20

3:2

Combo

100

GCF of 4 and 20

4

200

Give this ratio and equivalent ratio

3:5 --> 

TBD

300

Are these ratios equivalent?

6:5 -> 30:36

NO

36:30

400

Find the GCF 40 and 80

40

500

Create 3 equivalent ratios for this ratio

4:5

TBD