Comparing Ratios
Ben, $1 more per hour
George read 126 pages of a book in 12 minutes. How many pages did he read in 1 minute?
10.5 pages per minute
5 shovels of sand are mixed with 4 shovels of gravel to make cement. What is the number of shovels of gravel needed for 45 shovels of sand.
36
Christina biked 36 miles in 6 hours. If she biked at a constant speed, how many miles did she ride in one hour?
6 miles
Darla the cat has a heartrate is 700 beats every 5 minutes. Milo the cat has a heartrate of 480 beats every 3 minutes. Which cat has a faster heartrate per minute?
Milo
A factory can produce mousetraps at a rate of 1500 traps in 3 hours. What is the unit rate per hour?
500 traps per hour
Ari can walk 2 miles in 40 minutes What is the amount of time it will take her to walk 4 miles.
80 minutes
Ricky made $600 in two weeks. Find the unit rate.
$300
Amelia's juice mix uses a ratio of 2 cups of grape juice to 5 cups of pineapple juice. Kendall's juice mix uses a ratio of 1 cup of grape juice to 4 cups of pineapple juice. Whose juice has a stronger grape flavor?
Amelia's juice mix
The toys cost $69.95 for 5 models. What is the unit rate for each model toy?
$13.99 per model toy
Ivy's Fresh Eggs transports its eggs in crates. It takes 2 trucks to carry 80 crates. What is the number of crates that 8 trucks can carry.
320 crates
Write a unit rate for this situation: 310 heartbeats per 5 minutes
62
In Quinn's lemonade, there is 2 tsp. of lemon for every 1 cup of water. In Sam's lemonade, there is 3 tsp. of lemon for every 2 cups of water. Whose lemonade is stronger? Show how you know?
Quinn's is stronger because:
Quinn Sam
Lemon: Water Lemon: Water
2 1 1.5 1
The science materials cost $65.70 to do the experiment. If 9 students participated in the experiment, what was the unit cost per student?
$7.30
Apples sell 4 for $2.40. How much do 6 apples cost?
$3.60
Rose spent $2.10 for 15 pieces of gum. Joe spent $1.50 for 10 pieces of gum. Who got the better deal and why?
Rose got the better deal. She got one piece for $0.14 and Joe spent $0.15 for one piece.
Which ratio option below of lemon to water has a weaker taste than 4 tsp. of lemon for every 3 cups of water.
A. 5 : 2
B. 2 : 1
C. 5 : 4
D. 6 : 4
C. 5 : 4
Hillary earned $45 babysitting. If she babysat for 6 hours, what was her rate per hour?
$7.50 per hour
A school club buys 90 pencil cases for $270. Each pencil case has the same price. How many pencil cases can the club buy for $360?
120
Larry can type 225 words in 3 minutes. How many words can he type in 10 minutes?
750 words