Algebra Quiz | |||
| 1. | On a history test, 20 students received an A and 12 students received a B. Which of these is the correct ratio of students receiving an A to students receiving a B? | ||
| a) | 3 to 2 | ||
| b) | 4 to 3 | ||
| c) | 5 to 3 | ||
| d) | 5 to 4 | ||
| 2. | The statement "ten more than seven times a number x" is represented by which of these expressions? | ||
| a) | 7 + 10x | ||
| b) | 10 + 7x | ||
| c) | 7(10 + x) | ||
| d) | 10(7 + x) | ||
| 3. | The zoo's herd of zebras has 44 female zebras and 36 male zebras. Which of these is the correct ratio of females to the total number of zebras? | ||
| a) | 9 to 11 | ||
| b) | 9 to 20 | ||
| c) | 11 to 9 | ||
| d) | 11 to 20 | ||
| 4. | Which of these lists the correct order of operations to simplify the following expression: 2(3 + 4) - 6/3 ? | ||
| a) | add, multiply, divide, subtract | ||
| b) | add, multiply, subtract, divide | ||
| c) | add, subtract, multiply, divide | ||
| d) | multiply, add, subtract, divide | ||
| 5. | The members of the gardening club are planting 40 tomato plants. Each plant requires 2 stakes. Stakes come in packages of 15. How many packages of stakes will the club need to buy? | ||
| a) | 3 | ||
| b) | 4 | ||
| c) | 5 | ||
| d) | 6 | ||
| 6. | What is the next number in the sequence: 1, 4, 9, 16, 25, __ ? | ||
| a) | 35 | ||
| b) | 36 | ||
| c) | 41 | ||
| d) | 50 | ||
| 7. | The point representing the coordinate -5 1/2 is: | ||
| |||
| a) | G | ||
| b) | F | ||
| c) | I | ||
| d) | E | ||
| 8. | What is the opposite of -4? | ||
| a) | 1/4 | ||
| b) | -1/4 | ||
| c) | 4 | ||
| d) | 0 | ||
| 9. | What is the opposite of 1/3 ? | ||
| a) | 1 | ||
| b) | 3 | ||
| c) | 0 | ||
| d) | -1/3 | ||
| 10. | What is the principal square root of 144? | ||
| |||
| a) | a | ||
| b) | b | ||
| c) | c | ||
| d) | d | ||
| 11. | The area of a square is 25 square units. How long is each side of the square? | ||
| a) | 5 units | ||
| b) | The square root of 5 units | ||
| c) | 10 units | ||
| d) | 625 | ||
| 12. | Write as a monomial using exponents: 2(3)aaaaabbbcc | ||
| |||
| a) | a | ||
| b) | b | ||
| c) | c | ||
| d) | d | ||
| 13. | Which is larger, 2/3 or .67 ? | ||
| a) | 2/3 | ||
| b) | .67 | ||
| 14. | Arrange the following rational numbers in ascending order: 1/2, -0.75, 5, -2/3, .55 | ||
| a) | -2/3, -0.75, 1/2, .55, 5 | ||
| b) | -0.75, -2/3, .55, 1/2, 5 | ||
| c) | -2/3, -0.75, .55, 1/2, 5 | ||
| d) | -0.75, -2/3, 1/2, .55, 5 | ||
| 15. | What is the reciprocal of 5 ? | ||
| a) | -5 | ||
| b) | 1/5 | ||
| c) | -1/5 | ||
| d) | 1 | ||
| 16. | What is the reciprocal of .3 ? | ||
| a) | 10/3 | ||
| b) | - .3 | ||
| c) | 3/10 | ||
| d) | 1 | ||
| 17. | To serve 100 people chocolate pie requires 30 pounds of chocolate/caramel mix to make the pies. If your next party will only have 30 people, how many pounds of chocolate mix will you need to make enough pies for the 30 people? | ||
| a) | 3 1/3 | ||
| b) | 6 2/3 | ||
| c) | 9 | ||
| d) | 10 | ||
| 18. | A survey company randomly called 200 people to get their opinion on a certain product. Of the 200 people, 125 liked the product and 75 did not like it. If this same trend continues, how many people should like the product out of 1000 people? | ||
| a) | 625 | ||
| b) | 475 | ||
| c) | 550 | ||
| d) | 700 | ||
| 19. | In 1992, the Math-is-Easy company had profits of $1,100,000. In 1997, Math-is-Easy's profits were $2,600,000. Find the rate of change of Math-is-Easy's profits in dollars per year ? | ||
| a) | $200,000 | ||
| b) | $300,000 | ||
| c) | $250,000 | ||
| d) | $350,000 | ||
| 20. | Simplify: 4(2x - 4) + (-3x + 1) | ||
| a) | 5x - 3 | ||
| b) | 11x - 3 | ||
| c) | 11x - 15 | ||
| d) | 5x - 15 | ||
Fractions
Integer Operations
Variables - Combining Like Terms
Evaluating Expressions
Formulas
The Coordinate Grid
Analyzing Graphs
Answer Key
Basic Math Operations
1. 19
2. 24
3. 52
4. 88
5. 43
Click here for a review on order of operations.
Fractions
6. 11/15
7. 4/15
8. 5/9
9. 1 - 1/2
10. 19/24
Click here for a review of fractions.
Integer Operations
11. -60
12. 10
13. -9
14. 14
15. 37
For examples and practice using integers, visit Basic Algebra on Algebra-class.com.
Variables - Combining Like Terms
16. x+3
17. 5y + 3
18. x +5y -5
19. 3xy +x +5y
20. x+3
For examples and practice on Combining Like Terms , visit Simplifying Algebraic Expressions on Algebra-class.com.
Evaluating Expressions
21. 8
22. 6
23. -44
Formulas
24. 9.8 in2
25. diameter = 22 cm Circumference = 69.08cm
26. Perimeter = 64 in. Area = 256 in2
27. The area of the lawn is 19680 ft2 John needs to buy 590.4 ounces of fertilizer.
Click here to revisit basic math formulas and to see examples.
The Coordinate Grid
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