Ratios

Select all that apply. Write a ratio of the first measurement to the second measurement in THREE different ways. 5 weeks, 35 days

• 5:35

• 35:5

• 5 to 35

• 35 to 5

Use the shapes in the picture to write the ratio of STARS to SQUARES.

• 3 to 2

• 2 to 4

• 4 to 2

• 3 to 4

Select TWO equivalent ratios for 8:10

• 10:8

• 4:5

• 40:40

• 80:100

The local Rec League orders 8 soccer balls for every 12 students. The table shows how many soccer balls the league orders for a certain numbers of students. How many soccer balls do you predict the league would order for 48 students?

• 36

• 40

• 32

Robby raises Holstein and Jersey cows on his farm in the ratio of 7 : 5. If he has a total of 48 cattle on his farm, how many Holstein cows and how many Jersey cows does he own?

• 70 Holsteins and 50 Jerseys

• 28 Holsteins and 20 Jerseys

• 12 holsteins and 10 Jerseys

• 21 Holsteins and 15 Jerseys

Henry is reading a book. The ratio of the number of pages he read to the pages he has yet to read is 7 : 3. If the book contains 500 pages in all, how many pages did Henry read and how many pages are left for him to read?

• 350 pages read : 150 pages are left

• 250 pages read : 250 pages are left

• 700 pages read : 300 pages are left

• 70 pages read : 30 pages are left

10 pencils cost $21.  How much will 25 pencils cost? 

• $8.4
• $11.90
• $52.5
• $8.75

33 bags of potato chips cost $34.60.  How much will 10 bags of chips cost?

• $10.98
• $10.48
• $9.54
• $3.460

The ratio of blue jays to robins  is 10:5
If there are 255 robins; how many blue jays are there? 

• 625 blue jays
• 525 blue jays
• 510 blue jays
• 128 blue jays

The ratio of girls to boys at basketball practice is 2:3. If there are 12 girls at practice then how many boys are there?

• 15

• 18

• 20

• 21