Ratios
In a drawing, there are three circles, four stars, and three triangles. What is the ratio of stars to the total number of shapes.
4:10
8 x 15
120
91 ÷ 7
13
37 + 48
85
The recipe calls for 2 eggs for every 8 cups of flour. How many eggs are needed with 40 cups of flour?
10 Eggs
14 x 19
266
-356 ÷ 4
- 89
-13 + 95
82
The angles of a triangle are in the ratio 1:3:8. Find the measures of the three angles of this triangle
15 degrees, 45 degrees and 120 degrees
There are 40 rabbits in a cage. The ratio of white rabbits to grey rabbits is 3:7. How many white rabbits are in the cage?
12 white rabbits
142 x 53
7,526
-135 ÷ (-3)
45
-15 - 29
-44
There are 600 pupils in a school. The ratio of boys to girls in this school is 3:5. How many girls and how many boys are in this school?
There is 225 Boys and 375 Girls
There are 75 mice in a cage. The ratio of pink mice to black mice is 2:3. How many black mice are in the cage?
45 black mice
-32 x 49
- 1,568
-580 ÷ 4
- 145
(32 + 13) - 17 +(17 + 23)
68
A rectangle field has an area of 300 square meters and a perimeter of 80 meters. What is the ratio of the length to the width of this field?
Ratio is either 3:1 or 1:3
Write a unit rate for this situation: 310 heartbeats per 5 minutes
62 heartbeats/minute
987 x 45
44,415
- 2,460 ÷ 123
- 20
-123 + (74 + 49 + 1 ) - (1,235 +1,235)
-2,469
The perimeter of a rectangle is equal to 280 meters. The ratio of its length to its width is 5:2. Find the area of the rectangle.
4,000 Square meters