Ratios
Dogs: 25
Cats: 20
Write the ratio of cats to dogs in 3 ways.
20/25
20:25
20 to 25
120 miles
6 hours
What is the unit rate of miles per hour?
20 miles per hour
Kim and Ben are planting a garden. Kim plants 24 flowers in 2 hours. Ben plants 33 flowers in 3 hours. Whose rate is faster?
Ben: 11 plants per hour
Kim
5 = 2
n 8
20
If a fuel efficient car can go 210 miles on 4 gallons of fuel, how far can it go on 12 gallons?
630 miles
Apples: 10
Oranges: 6
Write the ratio of apples to oranges in 3 ways.
10/6
10:6
10 to 6
36 pushups
2 minutes
What is the rate of pushups per minute?
18 pushups per minute
Ann’s Bakery bakes 450 loaves of bread in 3 days. Mark’s Bakery bakes 560 loaves of bread in 4 days. Which bakery bakes bread at the faster rate?
Ann's Bakery: 150 loaves per day
Mark's Bakery: 140 loaves per day
Ann's Bakery
n = 12
4 6
8
If a farmer gets 340 bushels of corn from 2 acres of land, how many bushels can they get from 15 acres?
2550 bushels
Boys: 5
Girls: 2
Write the ratio of girls to boys in 3 ways.
2/5
2:5
2 to 5
$45
3 hours
What is the rate of pay per hour?
$15 per hour
Dave and Eric are painting a long fence. Dave paints 125 feet of the fence in 5 hours. Eric paints 175 feet in 7 hours. Whose rate is faster?
Dave: 25 ft. per hour
Eric: 25 ft. per hour
Equal
2 = n
9 45
10
A biologist counted 15 squirrels in 3 acres of forest. Based on that data, how many squirrels would be expected to inhabit a 275 acre forest?
1375 squirrels
2 point baskets: 22
3 point baskets: 15
Write the ratio of 2 point baskets to 3 point baskets in 3 ways.
22/15
22:15
22 to 15
24 games
12 days
What is the rate of games per day?
2 games per day
A bear can run 400 feet in 8 seconds. A horse can run 290 feet in 5 seconds? Which animal runs at the faster rate?
Bear: 50 ft. per second
Horse: 58 ft. per second
Horse
3 = n
8 32
12
If 3 oranges cost $1.75, how much would 20 oranges cost?
$11.67
Boy students: 5
Girl students: 2
Teachers: 1
Write the ratio of teachers to students in 3 ways.
1/7
1:7
1 to 7
25 km
10 hours
What is the rate of km per hour?
2.5 km per hour
Sam earned $380 working for 8 hours. Rich earned $195 working for 4 hours. Who has the higher rate of pay?
Sam: $47.50 per hour
Rich: $48.75 per hour
Rich
7 = 21
3 n
9
A runner burned 120 calories on a 1.6 km run. How many calories would they burn on a 5 km run?
375 calories