Ratios
What is the ratio of 15 to 25 in simplest form
15:25 can be reduced to 3:5
If a car travels 120 miles in 2 hours, what is the average speed in miles per hour?
60.
What is an equivalent ratio for 2:5?
4:10
What is 25% of 240?
60.
If a pack of 12 cookies costs $4.80, what is the price per cookie?
$.40
If there are 8 boys and 12 girls in a class, what is the ratio of boys to the total number of students?
8:20 or 2:5
If a runner covers 5 kilometers in 25 minutes, what is their speed in kilometers per hour?
If the ratio of cats to dogs is 3:4, how many cats are there if there are 28 dogs?
21
11% of the population is left handed. At a 700 person school, how many students would be left handed?
77
A car travels 300 miles using 10 gallons of gas. What is the miles per gallon?
30
A recipe requires 3 parts sugar to 5 parts flour. If you use 15 parts flour, how much sugar do you need?
9 parts sugar
If a factory produces 240 units in 8 hours, what is the production rate in units per hour?
30
Find an equivalent ratio for 9:12 in simplest form.
3:4
What is 30% of 240?
A cyclist completes a 25 mile route in 1 hour and 15 minutes. What is their speed in miles per hour?
20
A car has a fuel efficiency of 30 miles per gallon. If you take a road trip for 150 miles, how many gallons of fuel are used?
5 gallons
If a bike travels 45 miles in 1.5 hours, what is the speed in miles per hour?
The speed is 30 miles per hour.
A mixture has a ratio of 7 parts water to 2 parts juice. If there are 63 parts total, how many parts are water?
49 parts water
What is 70% of 580?
406
If a train travels at a speed of 60 miles per hour, how far will it travel in 3.5 hours?
210 miles.
In a fruit basket, the ratio of apples to oranges is 2:3. If there are 18 oranges how many apples are there?
12 apples
A swimmer completes 1 mile in 40 minutes. What is their speed in miles per hour?
The swimmer's speed is 1.5 miles per hour.
If you have a ratio of 14:21, what is an equivalent ratio with a numerator of 42?
An equivalent ratio with a numerator of 42 for 14:21 is 42:63.
What is 275% of 4?
11
If a bottle of water costs $2.25 for 1.5 liters, what is the unit price per liter?
$1.50