7.3-7: Word Problem Practice

The ratio of boys to girls is 3 to 2. If there are 12 boys, how many girls are there?

(a)  

It takes one Super Giant Pizza to feed 3 people. If you invite 36 people, how many pizzas will you need?

(a)  

At a recent party, it cost $9.50 for refreshments for 10 guests. At this rate, how much would it cost to have refreshments for 80 guests?

(a)  

If one inch is equivalent to 2.5 centimeters, how many centimeters is 8 inches?

(a)  

A scale on a map of Southern Africa states that 2 centimeters on the map is 7 miles on the actual land. If the distance from Botswana to Malawi is 12 centimeters on the map, what is the distance on the land in miles?

(a)  

Mr. Johnson was paid $190 for a job that required 40 hours of work. At this rate, how much should he be paid for a job requiring 60 hours of work?

(a)  

The park ranger stocks the children’s fishing pond keeping a ratio of 4 sunfish to 3 perch. If he puts 300 sunfish into the pond, how many perch should be put into the pond?

(a)  

The ratio of the cost of a tennis racket to tennis balls is 18:1. If a can of balls cost $5.35, what is the cost of the racket?

(a)