Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
|
|
|
Write an algebraic expression for the phrase.
|
|
| 1. | the
sum of b and 11
|
|
| 2. | the
product of g and 4
|
|
| 3. | 4
times the sum of q and p a. | 4q + p | b. | 4 + q + p | c. | 4qp | d. | 4(q + p) | | | | | | | | |
|
|
| 4. | 2 times the quantity q minus 3 a. | 2q
3 | b. | q(2
3) | c. | | d. | 2(q 3) | | | | | | | | |
|
|
|
Define a variable and write an expression for the phrase.
|
|
| 5. | the
quotient of 6 times a number and 16
|
|
| 6. | 4
minus a number
|
|
| 7. | The
total cost to rent a row boat is $18 times the number of hours the boat is used. Write an equation to
model this situation if c = total cost and h = number of hours. a. | c =
18h | b. | c
18 = h | c. | h =
18c | d. | | | | | | | | | |
|
|
| 8. | What
equation models the data in the table if d = number of days and c =
cost?
a. | d =
22c | b. | c =
22d | c. | c =
d + 22d | d. | c = d +
22 | | | | | | | | |
|
|
| 9. | An
equilateral triangle has three sides of equal length. What is the equation for the perimeter of an
equilateral triangle if P = perimeter and s = length of a side? a. | s =
3P | b. | P =
3s | c. | P = 3 +
s | d. | P =
3(s + s + s) | | | | | | | | |
|
|
| 10. | Evaluate u + xy, for u = 18, x = 10, and y =
8.
|
|
| 11. | A
pair of shoes costs $52.99 and the state sales tax is 8%. Use the formula C = p +
rp to find the total cost of the shoes, where C is the total cost, p is the
price, and r is the sales tax rate. a. | $95.38 | b. | $60.99 | c. | $57.23 | d. | $78.19 | | | | | | | | |
|
|
| 12. | When
simplifying an expression, you ____ perform operations inside grouping symbols
first. a. | always | b. | sometimes | c. | never | | | | | | |
|
|
| 13. | Evaluate the expression
for a = 4 and b = 3.
|
|
| 14. | You
can use the formula
to convert temperature in degrees Fahrenheit, F, to temperature in degrees Celsius, C.
What is 62°F in degrees Celsius? Round your answer to the nearest tenth. a. | 30°C | b. | 16.7°C | c. | 52.2°C | d. | 2.4°C | | | | | | | | |
|
|
| 15. | Write
the number 2.4 in the form , using integers, to show that it is a rational number.
|
|
|
Simplify the expression.
|
|
| 16. |
|
|
| 17. |
|
|
| 18. |
|
|
| 19. | 9 + 6
|
|
| 20. | 4.8 (4.9) + 5.7
|
|
| 21. |
|
|
| 22. |
|
|
| 23. | 6.5(4.9) a. | 16.25 | b. | 31.85 | c. | 12.25 | d. | 31.85 | | | | | | | | |
|
|
| 24. |
|
|
| 25. |
|
|
| 26. |
|
|
| 27. | 3.7
1.8 3.67 + 4.4 1.34 a. | 7.51 | b. | 1.29 | c. | 1.29 | d. | 8.63 | | | | | | | | |
|
|
| 28. |
|
|
| 29. | Evaluate the formula
for B = 9 in.2 and h = 32 in. a. | 288
in.3 | b. | 9.6
in.3 | c. | 32
in.3 | d. | 96
in.3 | | | | | | | | |
|
|
| 30. |
|
|
| 31. | A
mountain climber ascends a mountain to its peak. The peak is 12,740 ft above sea level. The climber
then descends 200 ft to meet a fellow climber. Find the climbers elevation above sea level
after meeting the other climber. a. | 12,540 ft | b. | 12,540 ft | c. | 10,740 ft | d. | 12,940 ft | | | | | | | | |
|
|
| 32. | Evaluate x + 2.7 for x = 0.9.
|
|
| 33. | The
temperature on a summer afternoon is 85°F. Define a variable and write an expression to find the
temperature after it changes. Then evaluate your expression for a decrease of 11 degrees
Fahrenheit. a. | 11 + c;
11 + (85) = 96 | c. | 11
c; 11 (85) = 74 | b. | 85 + c; 85 + (11) =
74 | d. | 85
c; 85 (11) = 96 | | | | |
|
|
| 34. | Evaluate b 2a c for a = 7, b =
3, and c = 7.
|
|
| 35. | The
closing price of a share of stock in Company XYZ is $25.69 on Thursday. If the change from the
closing price on Wednesday is $0.75, find the closing price on Wednesday. a. | $26.44 | b. | $24.94 | c. | $25.75 | d. | $25.06 | | | | | | | | |
|
|
| 36. | You
made two deposits to your bank account this month. One deposit was $17.92, and the second deposit was
$15.33. Your balance at the end of the month is $72.31, and you made no withdrawals. Write and
evaluate an expression for your balance at the beginning of the month. a. | $72.31 + ($17.92
$15.33); $74.90 | b. | $72.31 $17.92 $15.33;
$39.06 | c. | $72.31 + $17.92 + $15.33; $105.56 | d. | $72.31
($17.92 $15.33); $69.72 | | |
|
|
| 37. | Evaluate x(y + z) for x = 3, y = 3, and
z = 1.
|
|
| 38. | The
expression can be used to calculate the change in
temperature in degrees Fahrenheit for an increase in altitude a, measured in feet. A plane
starts on the ground and then rises 23,000 ft. Find the change in temperature at the altitude of the
plane. a. | 126.5
degrees | c. | 125
degrees | b. | 126.5 degrees | d. | 125 degrees | | | | |
|
|
| 39. | 12 ¸ (2)
|
|
| 40. | Evaluate
for m = 4, n = 2, and p = 1.5.
|
|
| 41. | Evaluate
for a =
and b = .
|
|
| 42. | Use
the Distributive Property to find the price of 7 CDs that cost $14.99 each. a. | $105.00 | b. | $98.00 | c. | $104.93 | d. | $105.70 | | | | | | | | |
|
|
| 43. | 10z 28z
|
|
|
Name the property the equation illustrates.
|
|
| 44. | 0 +
x = x a. | Identity Property of Addition | b. | Multiplication
Property of 0 | c. | Commutative Property of Addition | d. | Inverse Property
of Multiplication | | |
|
|
| 45. | 8
´ = 1 a. | Identity
Property of Division | b. | Inverse Property of Addition | c. | Inverse Property
of Multiplication | d. | Multiplication Property of 1 | | |
|
|
| 46. | 8.2 +
(8.2) = 0 a. | Inverse Property
of Addition | b. | Addition Property of 0 | c. | Identity
Property of Addition | d. | Inverse Property of Multiplication | | |
|
|
| 47. | 8 +
3.4 = 3.4 + 8 a. | Inverse Property
of Addition | b. | Associative Property of Addition | c. | Commutative
Property of Addition | d. | Inverse Property of Multiplication | | |
|
|
| 48. | 7 +
(4 + 4) = (7 + 4) + 4 a. | Inverse Property of Addition | b. | Associative
Property of Addition | c. | Commutative Property of
Multiplication | d. | Commutative Property of Addition | | |
|
|
| 49. | a. | Associative
Property of Addition | b. | Commutative Property of
Multiplication | c. | Inverse Property of Multiplication | d. | Commutative
Property of Addition | | |
|
|
| 50. | (ab)3 = a(b3) a. | Inverse Property of Multiplication | b. | Associative
Property of Addition | c. | Associative Property of
Multiplication | d. | Commutative Property of
Multiplication | | |
|