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Chapter 6: Q. 4 (page 285)
Use equivalent ratios to solve the proportion.
The solution is .
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Write the fraction in simplest form.
Challenge If you travel 55 miles per hour, how many minutes will it take you to travel 1 mile?
Extended Problem Solving Your family used two full tanks of gasoline on a road trip. Your car drives about 25 miles per gallon, and the tank holds 12 gallons of gasoline.
a. Find the approximate number of gallons of gasoline used on the trip.
b. Find the approximate number of miles you drove on the trip.
c. Calculate Assume gasoline costs \(4.50 per gallon. How much did you spend per mile on gasoline?
d. Apply You have \)60 to spend on gasoline for another trip. The trip is 350 miles. You spend the same amount per mile on gasoline as on the first trip. Do you have enough money for gasoline? Explain.
Find the unit rate.
Aquarium An aquarium has twice as many angelfish as goldfish. The aquarium contains only angelfish and goldfish. Write a ratio for the number of goldfish to the total number of fish.
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