Solving Proportions (Savvas 7. 2-2)

Is the following statement true or false?

If the simplified fractions are the same, the proportion is true; if the fractions are different, the proportion is false.

Do the ratios form a proportion?

$$\frac{6}{10}=\frac{2}{5}$$  

Questions 5-8

Match the following

4. Write a proportion

You can buy 5 stickers for $3. Write a proportion that gives the cost c if you buy 12 stickers.

With a leaking rate of 5 gallons every 3 days,

how long would it take to leak 60 gallons?

$$\frac{5\ gallons}{3\ days}=\frac{60\ gallons}{?\ days}$$  

A unit rate compares a value to a denominator of:

(a)  

Josh bought a pizza with 8 slices of pizza for $12. What is the cost of a slice of pizza?

(Remember your answer should reflect money!)

Doritos $4.39 for 11.5 oz. 
or
Cheetos $2.24 for 9.75 oz.

Find the unit price of each and choose the better deal.

A car travels 120 miles in 3 hours (with a constant speed).  

How long will it take a car to travel 200 miles?

What is the unit rate if 3/4 of a gallon of paint costs $6?