Name:    Lesson 2: Investigating Percents

1.

Shannon checked the weather forecast for the upcoming week so that she could plan when to do different activities. Use the chart below to answer the following questions.

 Sunday Monday Tuesday Wednesday Thursday Friday High 20°C 21°C 22°C 23°C 20°C 18°C Low 10°C 8°C 8°C 9°C 9°C 8°C P.O.P 60% 20% 0% 10% 70% 90%
P.O.P probability of precipitation
Which would be the best day for Shannon to mow the lawn?
 a. Sunday b. Thursday c. Tuesday d. Friday

2.

Which day would be the best day for Shannon to bring an umbrella?
 a. Monday b. Friday c. Wednesday d. Tuesday

3.

Which would be the best day for Shannon to go to the fair?
 a. Friday b. Sunday c. Tuesday d. Thursday

4.

Which would be the best day for Shannon to play indoor tennis.
 a. Friday b. Tuesday c. Sunday d. Wednesday

5.

Which would be the best day for Shannon to play baseball?
 a. Thursday b. Sunday c. Friday d. Tuesday

6.

Ashleigh used the following ads to decide which is the best deal.

Select the best deal.
 a. 12.5% Discount c. 15% Off b. 20% Saving d. 10% Less

7.

Kyle was given the chance to retake 2 tests to help improve his overall grade average.

 Test Mark Math, Unit 2 74% Science, Unit 4 62% History, Unit 3 77% Geography, Unit 1 70% Math, Unit 4 81% English, Poetry Unit 60% Science, Unit 2 69% English, Grammar Unit 83%

Which tests should Kyle retake?
 a. Math, Unit 2 and Geography, Unit 1 b. History, Unit 3 and Math, Unit 4 c. Science, Unit 4 and English, Poetry Unit d. English, Grammar Unit and History, Unit 3

8.

Amanda would like to deposit some money into a savings account that will earn her the most interest. She has a choice from the following accounts.

 Savings Account Interest Rate (per year) A 5.0% B 6.25% C 5.25% D 6.75% E 5.5%

Which account should Amanda deposit her money into?
 a. D b. A c. B d. C

9.

Mr. & Mrs. McBride are borrowing money from the bank to buy a cottage. They want to borrow money from the bank that will charge them the least interest. They have a choice from the following banks.

 Bank Interest Rate (per year) A 3.5% B 3.25% C 4.25% D 3.75% E 4.5%

From which bank should the McBride’s borrow money?
 a. C b. A c. E d. B

10.

Jonathan has 6 different types of granola to choose from for a healthy snack. He wants to select the granola with the least amount of sodium. His choices are listed in the following chart.

 Granola Sodium (per 100 g) A 15.0% B 14.25% C 13.25% D 13.75% E 14.5%

Which granola should Jonathan choose?
 a. A b. C c. E d. B