Ratios
True or false:
25% is equivalent to the ratio 1 : 4
What is true?
George read 126 pages of a book in 18 minutes. Find George's unit rate.
What is 7 pages per minute?
Ari can walk 2 miles in 40 min. The time it takes Ari to walk 4 miles.
What is 80 min.?
True or false: a percent is not a rate
What is false?
The larger unit of measurement between: meters and kilometers.
What is kilometers?
Ivan runs 90 feet in 5 seconds. The average rabbit can run at a speed of 35 feet per second.
Who is faster?
Who is the rabbit?
A factory can produce mousetraps at a rate of 1500 traps in 3 hours. Find the traps per hour.
500 traps per hour
5 shovels of sand are mixed with 4 shovels of gravel to make cement. The amount of gravel needed for 45 shovels of sand.
What is 36 shovels of gravel?
What is 18/25?
The number of yards for a 30 foot room.
What is 10 yards?
A recipe calls for 2 eggs for every 8 cups of flour. How many eggs are needed with 40 cups of flour?
What is 10 eggs?
The toys cost $69.95 for 5 models. Find the cost per model toy.
What is $13.99 per model toy?
For a 50 square foot mural, a painter used 4 cans of paint. Find the cans used per square foot.
What is 0.08 cans of paint?
20% of 60 is this amount.
What is 12?
5 gallons is approximately 19 liters. This has the larger volume.
What is a gallon?
There are 40 rabbits in a cage. The ratio of white rabbits to grey rabbits is 3:7. What percent of rabbits are white?
What is 12%?
A copy machine makes 500 copies in 4 minutes. Find the amount of copies in 10 minutes.
What is 1,250 copies?
Deja raised $100 which is 40% of her goal. Find the amount Deja wishes to raise.
What is $250?
___% of 50 is 41.
What is 82%?
Michaela has a height of 57 inches and Jeremy has a height of 160 centimeters. This person is taller.
Who is Jeremy? (2.54 cm per in = 160 ÷ 2.54 = 63)
An amusement park had 80 visitors. 75% of the visitors were adults, 20% were teenagers and 5% were children 12 and under.
What is the ratio of children to teens?
What is 4 to 16?
Hillary earned $45 babysitting. If she babysat for 6 hours, find Hillarys hourly rate.
What is $7.50 per hour?
Martina attempted 40 free throws. 25% of the attempts went into the basket. Find the number of free throws that were not made.
What is 30?
Jimmie works as a server and gets 20% of a tip on food costs of every order. Jimmie received an $18, find the cost of the food for this order.
What is $90?
$250 are exchanged for 5000 pesos. A sweater costs 550 pesos. The sweater costs this in dollars.
What is $27.50? ($ ÷ peso = cost per peso; cost per peso x # of peso = $)