Equivalent Ratios
A pet store has a ratio of fish to turtles of 7 : 2.
If there are 14 fish, how many turtles are there?
4 turtles
A pack of 12 pencils costs $6.
What is the cost per pencil?
$2/pencil
A cyclist travels 24 kilometres in 2 hours.
24km/2h
Write the following fractions as decimals:
1/2 , 1/4 , 1/5 , 1/10
0.5, 0.25, 0.2, 0.1
What is 50% of 200?
100
A recipe uses a ratio of 2 cups of sugar to 3 cups of flour. How many cups of flour are needed if 6 cups of sugar are used?
9 cups of flour
A grocery store sells 4 kg of apples for $28.
What is the price per kilogram?
$7/kg
A grocery store sells 12 bananas for $4.
12 bananas/$4
Write the following percentages as fractions!
10% , 20% , 25%, 50% , 75% , 1%
10/100 , 20/100 , 25/100 , 50/100 , 75/100 , 1/100
What is 10% of 120?
12
In a bag of marbles, the ratio of red to blue marbles is 3 : 5. How many blue marbles are there if there are 15 red marbles?
25 blue marbles
A car travels 180 km in 3 hours.
What is the unit rate in km per hour?
60km/h
A student types 180 words in 6 minutes.
180 words/6 mins.
Write the following percentages as decimals!
10% , 20% , 25%, 50% , 75% , 1%
0.1 , 0.2 , 0.25 , 0.5 , 0.75 , 0.01
What is 20% of 50?
10
In a classroom, the ratio of boys to girls is 4 : 6.
If there are 40 students total, how many are boys?
16 boys
Ella drinks 750 mL of water in 5 hours.
How many millilitres per hour does she drink?
150ml/h
A car uses 45 litres of gas to travel 300 kilometres.
45L/300km
Write the following percentages as ratios!
10% , 20% , 25%, 50% , 75% , 1%
10:100 , 20:100 , 25:100 , 50:100 , 75:100 , 1:100
What is 25% of 60?
15
A paint mixture uses a ratio of 5 parts blue to 3 parts yellow. If the total amount of paint is 64 litres, how many litres of each colour are used?
40 parts blue and 24 parts yellow
Smoothie Shop A uses 8 cups of fruit to make 2 smoothies. Smoothie Shop B uses 12 cups of fruit to make 4 smoothies. Which smoothie shop uses less fruit per smoothie?
Smoothie Shop A: 4 cups of fruit/smoothie
Smoothie Shop B: 3 cups of fruit/smoothie
Smoothie Shop B uses less fruit per smoothie.
A water tank used for a firetruck fills with 1,200 litres in 30 minutes. An ambulance uses 80 litres of gas to travel 280 kilometers.
1200L/30mins and 80L/280km
Write 1 whole as a percentage, decimal, fraction, and ratio.
100% , 1.0 , 100/100 , 100:100
What is 75% of 80?
60