Writing Ratios
There are 8 cats and 5 dogs. The ratio of dogs to cats.
5:8, 5/8, 5 to 8
The bakery sells 30 cupcakes every 15 minutes. How many cupcakes are sold per minute?
2 cupcakes per minute.
Fill in for x: 8/9=x/54
8/9=48/54
x - 1, __, 4, 50
y - __, 4, 8, __
x - 1, 2, 4, 50
y - 2, 4, 8, 100
50% as a simplified fraction.
1/2
There are 3 triangles and 5 circles. What is the ratio of triangles to the whole?
3:8, 3/8, 3 to 8
The student reads 84 pages in 28 minutes. How many pages did they read per minute?
3 pages per minute.
Fill in for x: x/20=75/100
15/20=75/100
x - 1, 5, __, __
y - 4, __, 40, 60
x - 1, 5, 10, 15
y - 4, 20, 40, 60
This word means "out of 100"
Percent
There are 3 triangles and 5 circles. What is the ratio of circles to triangles?
5:3, 5/3, 5 to 3
If 8 apples cost $3.20, how much does it cost per apple?
$0.40 per apple
Fill in for x: 2/x=46/69
x - 1, 8, __, 25
y - __, __, 45, 75
x - 1, 8, 15, 25
y - 3, 24, 45, 75
25% of 80
20
The ratio of dolphins to whales is 4:3. There are 21 dolphins and whales all together. How many dolphins and whales are there?
12 dolphins and 9 whales (wow!)
The family drove 180 miles in 3 hours. Assume they drive at a constant speed. What was their speed in miles per hour?
60 miles per hour
Fill in for x: 40/32=5/x
40/32=5/4
x - 4.8, __, __, 40
y - __, 50, 70, 100
x - 4.8, 20, 28, 40
y- 12, 50, 70, 100
18/20 as a percent.
90%
Ratio of baseballs to softballs is 7:9. There are 32 balls total. How many of each are there?
14 baseballs and 18 softballs total.
The faucet pumps out 24 gallons of water in 6 minutes. What is the unit rate of the faucet in gallons per minute?
4 gallons per minute.
Fill in for x: 50/x=350/49
50/7=350/49
x - 2, __, 14, __
y - __, 28, 49, 112
x - 2, 8, 14, 32
y - 7, 28, 49, 112
The purse cost $40 but is on sale for 50% off. How much does it cost now?
$20