Ratios
Write the ratio of 6 apples to 3 oranges in simplest form.
2:1
A car travels 60 miles in 2 hours. What is the rate per hour?
30 miles per hour (mph)
Solve:
½ = x/6
(one over two equals x over six)
3
100 cm = ______ meters
1
Convert 0.5 to a fraction.
1/2
There are 8 boys and 12 girls. What is the ratio of boys to girls in simplest form?
2:3
You buy 4 notebooks for $8. What is the unit rate?
_____ per _________
$2 per notebook
Solve:
3/4 = x/12
(three over four equals x over 12)
9
Convert 3 feet to inches.
36 inches
Convert 3/4 to a decimal.
0.75
A class has 15 students. 9 like math. What is the ratio of students who like math to total students in simplest form?
3:5
Choose the better deal:
A. 10 oz for $5
B. 15 oz for $9
A. ($0.50 vs $0.60 per oz)
Are these two fractions proportionate?
2/3 and 4/6
Yes
2.5 km is equivalent to how many meters?
2500 meters
Convert 25% to a fraction (simplest form).
1/4
Which is equivalent to 4:6?
a. 2:3
b. 3:2
c. 6:4
d. 8:6
a. 2:3
A runner goes 3 miles in 24 minutes. How many minutes per mile?
8 minutes per mile
Solve:
5/8 = x/24
(five over eight equals x over twenty-four)
15
Convert 1.5 hours to minutes
90 minutes
Which is the greatest?
a. 0.6
b. 5/8
c. 0.58
b. 5/8
A recipe uses 3 cups of flour for every 2 cups of sugar. If you use 9 cups of flour, how much sugar do you need?
6 cups
A worker earns $72 for 6 hours. How much would they earn in 9 hours?
$108
A map scale shows 1 inch = 5 miles. If two cities are 3 inches apart, how far away in miles are they?
15 miles
A recipe calls for two cups. How many tablespoons is that?
32 tablespoons
Put in order from least to greatest:
0.7, 2/3, 75%
2/3, 0.7, 75%