Writing Ratios
Unit Rate
Writing Ratios
Comparing Unit Rates
Unit Rate
100
5:3
5 to 3
5/3
100
16 plants/row
100
R The design on Santana’s wall includes 16 pink stripes and 20 green stripes. Find the ratio of pink stripes to green stripes.
4/5, 4 to 5 4:5
100
Miranda is buying yarn so she can crochet scarves for her family. She likes the Furry Fibers brand best. At the store, she finds a 7-ounce roll of Furry Fibers yarn for $8.33 and a 16-ounce roll for $18.72. Which size roll is the better value?
16-ounce roll
100
Find the unit rate.
24 pages in 3 days = ___ pages per day
8 pages per day
200
4:1
4 to 1
4/1
200
A 4-pack of batteries costs $3.36. What is the unit price?
$3.36/4-batteries
3.36 divided by 4
unit cost: $0.84
200
In the jazz band at Wyatt’s school, there are 15 trumpets and 9 trombones. Find the ratio of trombones to trumpets. (Simplify if possible)
3/5, 3:5, 3 to 5
200
Adele and her best friend, Valentina, want to rent a canoe to explore the lake by their campsite. The Boat Bunker charges $27 for 3 hours. Oar City charges $45 for 9 hours. Which store has the better value?
Oar City
200
Find the unit rate.
36 seats in 6 rows = ___ seats per row
6 seats per row
300
6:3
6 to 3
6/3
300
A 2-pound bag of apples costs $1.18. What is the unit price?
1.18 divided by 2
unit cost: $0.59
300
At a wildlife park, Zoey counted 10 lions and 14 tigers. What is the ratio of lions to tigers? (Simplify if possible.)
5/7, 5:7, 5 to 7
300
Mr. Ellis owns a landscaping company. He sends two crews to mow grass. Crew A mows 6 acres in 7.5 hours. Crew B mows 4.5 acres in 6 hours. Which crew is faster?
Crew A
300
Find the unit rate.
50 stickers on 5 pages = ___ stickers per page
10 stickers per page
400
There are 20 men and 26 women on an airplane. What is the ratio of the number of female passengers to the total number of passengers?
26:46
26 to 46
26/46
400
Gina spent $15.60 on 3.9 pounds of chocolate. How much was the chocolate per pound?
15.60 divided by 3.9 = $4/pound
400
In one week, Latrina received 18 letters and 8 bills. What was the ratio of bills to letters? (Simplify if possible.)
4/9, 4:9, 4 to 9
400
Mary and Gail work at different car washes. Mary worked for 4 hours and earned $31. Gail worked for 5 hours and earned $37.50. Who makes more money per hour?
Mary
400
Find the unit rate.
26 houses on 2 blocks = ___ houses per block
13 houses per block
500
Lia's town voted on a new law. There were 38 votes in favor of the law and 12 votes against the law. What is the ratio of the number of votes against the law to the number of votes in favor of the law?
12:38
12 to 38
12/38
500
Which is the better buy?
5-pack of ride tickets for $3.35
9-pack of ride tickets for $6.12
5-pack of ride tickets for $3.35
unit cost: $0.67/ticket
500
In a fruit salad, there are 12 strawberries, 14 grapes, 6 kiwis, and 4 papayas. Find the ratio of kiwis to the total number of pieces of fruit in the fruit salad. Write the ratio as a fraction in simplest form.
1/6, 1:6, 1 to 6
500
Joseph buys carrots for his horse every weekend. He paid $4.69 for 7 carrots at a farm stand last weekend. This weekend, Joseph paid $5.76 for 12 carrots at the supermarket. Which location offers the better deal?
supermarket
500
Find the unit rate.
28 chairs at 4 tables = ___ chairs per table
7 chairs per table