Ratio's Homework: Due Tuesday 17th November

1. Hassan earned a total of $12 by selling 3 cups of lemonade. How many cups of lemonade does Hassan need to sell in all to earn $20? Assume the relationship is directly proportional.

2. Harold bought 4 postcards during 2 days of vacation. How many days will Harold have to spend on vacation before he will have bought a total of 8 postcards? Assume the relationship is directly proportional.

3)Colton learned a total of 10 appetizer recipes over the course of 2 weeks of culinary school. After 3 weeks of culinary school, how many total appetizer recipes will Colton know? Assume the relationship is directly proportional.

4) Nicole's office recycled a total of 12 kilograms of paper over 4 weeks. How many weeks will it take Nicole's office to recycle a total of 15 kilograms of paper? Assume the relationship is directly proportional.

5) Andy cycled a total of 4 kilometers by making 2 trips to work. How many trips will Andy have to make to cycle a total of 12 kilometers? Assume the relationship is directly proportional.

6) Nancy used 12 centimeters of tape to wrap 3 presents. How much tape will Nancy need in all if she has to wrap 4 presents? Assume the relationship is directly proportional.

7) Kang's retirement party will cost $6 if he invites 3 guests. If there are 9 guests, how much will Kang's retirement party cost? Assume the relationship is directly proportional.

8)Maria ran a total of 12 miles over the course of 4 track practices. How many track practices would it take for Maria to run 18 miles? Assume the relationship is directly proportional.

9)Brian took a total of 6 quizzes over the course of 3 weeks. How many weeks of school will Brian have to attend this quarter before he will have taken a total of 20 quizzes? Assume the relationship is directly proportional.

10) Turner earned a total of $12 for 2 hours of yard work. How many hours in all will it take Turner to earn $18? Assume the relationship is directly proportional.

11) Tatsu walked a total of 15 kilometers by making 3 trips to school. How many trips will Tatsu have to make in all to walk a total of 020 kilometers? Assume the relationship is directly proportional.

12) Wesley jarred 8 liters of jam after 2 days. How many days did Wesley spend making jam if he jarred 20 liters of jam? Assume the relationship is directly proportional.

Sample problem:
Edgar prepared 12 kilograms of dough after working 2 hours. How many hours did Edgar work if he prepared 18 kilograms of dough? Assume the relationship is directly proportional.