Writing Ratios
Simplifying Ratios
Find Unit Rate from Word Problem
Use Proportions to Solve for an Unknown
100
There are 10 men and 2 women running a race. What is the ratio of the number of male runners to the total number of runners?
10:12
5:6
100
8/10
4/5
100
A recipe uses 9 eggs for 3 cakes. How many eggs per cake?
The recipe uses 3 eggs per cake.
100
If you can buy one can of pineapple chunks for $2 then how many can you buy with $10?
5 cans of pineapple chunks
200
Of the students in Lamar's grade, 16 students have a pet and the other 25 students do not. What is the ratio of the number of students who do not have a pet to the number of students who have a pet?
25:16
200
16 to 24
2:3
200
A factory produces 630 toys in 7 hours. How many toys per hour?
The factory produces 90 toys per hour
200
If you can buy four bulbs of elephant garlic for $8 then how many can you buy with $32?
16 bulbs
300
30 students want lemonade and 5 students want iced tea. What is the ratio of the number of students who want iced tea to the number of students who want lemonade?
5:30
1:6
300
100:10,000
1:100
300
A class raises $84 in 6 days at a constant rate. How many dollars per day?
The class raises $14 per day.
300
A car travels 120 miles in 3 hours (with a constant speed). How long will it take to travel 200 miles?
5 hours
400
15 of Melissa's dominoes are standing and the other 45 dominoes have fallen over. What is the ratio of the number of fallen dominoes to the number of dominoes still standing?
45:15
3:1
400
38 to 78
19:39
400
A hiker climbs 2,400 feet in 50 minutes at a constant speed. How many feet per minute do they climb?
48 feet per minute
400
The money used in Jordan is called the Dinar. The exchange rate is $3 to 2 Dinars. Find how many dollars you would receive if you exchanged 22 Dinars.
$33 was exchanged
500
In a telephone poll, 7 people said they like watching basketball and 14 people said they do not like watching basketball. What is the ratio of the number of people who like watching basketball to the number of total people surveyed?
7:21
1:3
500
400:20
20:1
500
A machine prints 2,400 pages in 30 minutes. How many pages per minute?
The machine prints 80 pages per minute.
500
Shawna reduced the size of a rectangle to a height of 2 in. What is the new width if it was originally 24 in wide and 12 in tall?
the new width is 4 inches