Math on the Ragbrai-
Using the Proper tools to Solve Problems
TEK 6.8B Obj 4
Pre Test Questions
1. A bicycle is traveling at an average speed of 20 miles per hour. If this average is maintained, how long will it take to cover a distance of 50 miles? a. 1 hour and 45 minutes b. 2 hours c. 2 hours and 30 minutes d. 3 hours and 15 minutes
2. A bus goes 120 miles and uses 20 gallons of fuel. How many miles per gallon is it achieving? a. 5 b. 6 c. 10 d. 12
3. Your bicycle wheel is 26 inches in diameter. What is its circumference? a. 79.52 inches b. 80.22 inches c. 81 inches even d. 81.64 inches
4. To find the circumference, what formula do you use? a. Pi times the radius b. Pi times the radius squared c. Pi times the diameter d. Pi times the diameter squared
5. Which of the following is the symbol for Pi
6. To find the area of a circle, one should use which of these formulas? a. Pi times the radius b. Pi times the radius squared c. Pi times the diameter d. Pi times the diameter squared
7. You start riding at 7 AM and ride to 5 PM the same day. How many hours did you ride? a. 8 hours b. 9 hours c. 10 hours d. 11 hours 8. Your bedroom measures 8 feet by 7 feet. How many square feet are in the room? a. 56 b. 62 c. 74 d. 96
9. You are riding into a constant headwind of 19 miles per hour. Your speedometer is reading 10 miles per hour. How fast are you riding into the air? a. 29 MPH b. 10 MPH c. 19 MPH d. 21 MPH
10. On a seven day bike ride you ride 64 miles on Sunday, 83 miles on Monday, 100 miles on Tuesday, 98 miles on Wednesday, 87 Miles on Thursday, 49 miles on Friday, and 73 miles on Saturday. What is the average distance per day? Round your answer. a. 74 b. 79 c. 83 d. 92
Pretest Answers- 1-C; 2-B; 3-D; 4-C; 5-D; 6-B; 7-C; 8-A; 9-A
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