HOMEWORK Due Monday, February 29 SHOW ALL WORK! Equivalent Ratio Word Problems

Transcription

1 HOMEWORK Due Monday, February 29 SHOW ALL WORK! Equivalent Ratio Word Problems P The ratio of girls to boys in a chess club was 5:4. There were 32 boys. How many girls were there in the club? N Jessica has the highest batting average on her baseball team. Jessica strikes out 2 time for every 9 hits she gets. If Jessica strikes out 14 times in a season, then how many hits does she get? U Sam loves cheese burgers and decided to enter a 24 hour cheese burger eating contest. During the contest Sam eats 12 cheeseburgers in 3 hours. If Sam can continue at this rate, how many cheeseburgers will he eat during the contest? L One of the world's largest stained glass windows is at Kennedy international Airport in New York. It is a rectangle with a height to length ratio of 2 to 25. If the window is 24 feet high, how many feet long is the window? E A bakery makes cookies and cakes in the ratio of 14 to 4. If the shop prepares 30 cakes, then how many cookies did the shop prepare? O While exercising, Julie found that her heart was beating 12 times every 5. How many times was it beating per minute (60 )?

2 T If there are 1,200 calories in 8 oz of hot fudge, how many calories are in 6 oz of hot fudge? Y A middle school band has 45 sixth and seventh graders. The ratio of sixth graders to seventh graders is 2 to 3. How many sixth graders are in the band? R Jayden saves $40 in 6 weeks. At that rate, how long will it take Jayden to save $160? I Mark has the highest batting average on his baseball league. Mark only strikes out 1 time for every 5 hits he gets. If Mark went to bat 48 times in the season, how many times did Mark strike out? S Albion College has a student to teacher ratio of 11 to 1. If there are 1100 students, then how many teachers are there? What did the triangle say to the circle?

3 Rates Where Does An Umpire Like To Sit When He Is Eating Dinner? Write the letter of each answer in the box containing the exercise number Write a rate (ratio) that represents the situation meters in meters in meters in meters in meters in meters in 60 ANSWERS T. $100 per pound P. 35 meters: 20 E. 45 meters: 6 B. 12 meters : 3 E. $8 per pound T. 3 meters: 4 I. 280 meters : 5 A. $18 per pound L. $5 per pound D. 10 meters: 60 H. $65 per pound N. $2 per pound E. Yes H. No Write a unit rate (simplify to a denominator of 1) that represents the situation. 7. $45.00 for 9 pounds 8. $24 for 3 pounds 9. $390 for 6 pounds 10. $42 for 21 pounds 11. $180 for 10 pounds 12. $800 for 8 pounds

4 Decide whether the rates are equivalent miles in 3 hours 27 miles in 6 hours points in 8 games 81 points in 9 games

5 EXTRA CREDIT - ACT TEST QUESTIONS!! To receive extra credit, you must show work. You may want to set up ratio tables. 1) At a bottling plant, 10,000 liters of carbonated water are needed to produce 3,000 bottles of soda. How many liters of carbonated water are needed to produce 750 bottles of soda? A) 225 B) 1,500 C) 2,500 D) 4,000 E) 5,000 2) A proofreader can read 40 pages in one hour. How many pages can this proofreader read in 90 minutes? A) 45 B) 60 C) 150 D) 360 E) 940 3) A candy jar has yellow, blue, and green candies in a ratio of 3:2:1 respectively. If the mixture contains 9 yellow candies, how many total candies are in the bowl? A) 18 B) 16 C) 15 D) 12 E) 9 4) An oil refinery produces gasoline from crude oil. For every 10,000 barrels of crude oil supplied, the refinery can produce 6,500 barrels of gasoline. How many barrels of gasoline can be produced from 3,500 barrels of crude oil? A) 1,265 B) 1,750 C) 2,125 D) 2,275 E) 5,385