Challenge Exercises: Topics in Pre-Algebra

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Challenge Exercises:
Pre-Algebra

Unit 7

Short Answer Directions:	Read each question. Click once in an ANSWER BOX and type in your answer. After you click ENTER, a message will appear in the RESULTS BOX to indicate whether your answer is correct or incorrect. To start over, click CLEAR.
Multiple Choice Directions:	Select your answer by clicking on its button. Feedback to your answer is provided in the RESULTS BOX. If you make a mistake, choose a different button.

1. An agent charges $150 per gig to book a rock band, plus $75 per month for travel expenses. What was his monthly fee if he booked 6 gigs for the band last month?

ANSWER BOX: $
RESULTS BOX:

2. A gardener charges $8 per square foot to lay sod. If a square garden is 7 feet along each side, how much will he charge to lay sod on it?

ANSWER BOX: $
RESULTS BOX:

3. Six people in a club will share the expenses of a party that costs $240. How much will Katie pay for her share of the party if the club owes her $8?

ANSWER BOX: $
RESULTS BOX:

4. Evaluate the following expression:

ANSWER BOX:
RESULTS BOX:

5. Jesse spends $5 a day on lunch. Which algebraic expression correctly represents the amount of money he will spend on lunch in x days?

x - 5

5x

5 + x

None of the above.

RESULTS BOX:

6. Which algebraic expression correctly represents this phrase?
The quotient of twelve and seven times a number, decreased by five.

None of the above.

RESULTS BOX:

7. Which algebraic equation correctly represents this sentence?
A number increased by eight is nineteen.

19 - y = 8
19 + y = 8
y + 8 = 19
None of the above.

RESULTS BOX:

8. Which algebraic equation correctly represents this sentence?
Twenty-five is three times a number, decreased by eight.

25 = 3w - 8
3 = 25w - 8
3 = 25w + 8
None of the above.

RESULTS BOX:

9. Which sentence correctly represents this algebraic equation?
15 = 16y - 3

Fifteen is sixteen times the difference of three and a number.
Fifteen is sixteen times the difference of a number and three.
Fifteen times three is sixteen times a number.
None of the above.

RESULTS BOX:

10. Which sentence correctly represents the algebraic equation below?

The quotient of five and three times a number is thirty.
The quotient of three times a number and five is thirty.
Thirty is the product of three times a number and five.
None of the above.

RESULTS BOX:

Pre-Algebra Unit
Lesson	Access
Order of Operations
Order of Operations With Exponents
Order of Operations with Integers
Writing Algebraic Expressions
Writing Algebraic Equations
Practice Exercises
Challenge Exercises
Solutions