This document is a 7th grade proportions worksheet from St. Patrick School for the 2009-2010 school year. It contains 10 practice problems involving setting up and solving proportions to calculate unknown values. The problems cover topics like calculating costs, quantities, distances, rates, and converting ratios to fraction form. The worksheet is meant to help students practice working with proportions.

1. St. Patrick School
7th Grade Proportions Worksheet
School Year 2009-2010
Name: _____________________________________________________ 7th ____
Date: _____________________________________________________ L.N.: ____
PROPORTIONS
Answer the following problems.
1. If the cost of 5 rolls of camera films is $12.50, can you work out the
cost of 8 rolls?
2. If the total cost of 15 tickets is $75, can you work out the cost of 8
tickets?
3. A recipe for flapjack needs 60g of oats, and it makes 10 flapjacks.
What quantity of oats is needed to make 24 flapjacks?
4. There are 6 bottles of water in 3 cases and n number of bottles in 4
cases. What is the value of the variable n.
5. 230 miles using 10 gallons. How many miles on 1 gallon?
6. $99 for 3 days. How much for 1 day?

2. 7. $56 for 4 days. How much for 7 days?
8. 148 miles on 4 gallons. How many miles on 3 gallons?
9. Write each ratio in fraction form:
.
triangles to total
_____
circles to triangles
______
10. Solve for the variable z in the next proportion:
z 36
7 28
=