9:10 .. . . Ratio/Proportion Word Problems Name Set up a proportion to solve each problem, show all work, and label all answers. 1. The ratio of boys to girls is 3 to 2. If there are 12 boys, how many girls are there? 2. It takes one Super Giant Pizza to feed 3 people. If you invite 36 people, how many pizzas will you need? 3. 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? 4. Mary has saved $17.50 in the past 3 weeks. At this rate, how much will she save in 15 weeks? 5. 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? 6. The park ranger stocks the children's fishing pond keeping a ratio of 4 sunfish to 3 norch If he nuts 300 sunfish into the nand how many nerch should he nut into the sm5-ss13.sharpschool.com C A10. 9) . 9:10 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? If two pounds of meat will serve 5 people, how many pounds will be needed to serve 13 people? Jack was planting a tree. He was to dig a hole that was 3 feet deep for every 5 feet of tree height. How deep should he dig the hole for a tree that is 17 feet high? A certain shade of green paint is made from 5 parts yellow mixed with three parts blue. If 2 cans of yellow are used, how many cans of blue should be used? If a 4-pound roast takes 150 minutes to cook, how long should a five-pound roast take? & cdnsmb-ss13.sharpschool.com 11. 12. 13. 14. 15. 9) . 9:10 Take? If a jogger runs 2 miles and burns 185 calories, how many calories would he burn Jjogging 3 miles? 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? Curtis School has 1,575 students. The student to teacher ratio is 15 to 1. How many teachers are at Curtis School? A recipe calls for 2 7 cups of flour to make 2 dozen cookies. How many cups of flour would be required to bake 15 dozen cookies? A meteorologist reports that the ratio of snowfall in January to total snowfall during the average winter is 2 to 5. If 34 inches have fallen in January of the current year, find the predicted total snowfall for the entire winter. 8 sm5-ss13.sharpschool.com C