Term
If a car is towed 12 miles to the repair shop, and the tow charge is $3.50 per mile, how much did the tow cost?
A. $12.00
B. $3.50
C. $42.00
D. $100.00 |
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Definition
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Term
The sum of two numbers is 70. One number is 8 more than the other. What’s the smaller number?
A. 31
B. 33
C. 35
D. 36 |
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Definition
A. 31
(split 70 and 8 in half)(then add 4 and subtract 4 from each side of 35) |
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Term
| A sales manager buys antacid in bottles by the gross. If he goes through 3 bottles of antacid every day, how long will the gross last? |
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Definition
D. 48 days
(gross means 144) |
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Term
Jenny’s test grades are 93, 89, 96, and 98. If she wishes to raise her average to 95, what does she need to score on her next test?
A. 100
B. 99
C. 97
D. 95 |
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Definition
B. 99
(95x5-93-89-96-98= answer) |
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Term
A waitress earns an average tip of 12% of the cost of the food she serves. If she serves $375 worth of food in one evening, how much money in tips will she earn on average?
A. $37
B. $45
C. $42
D. $420 |
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Definition
B. $45
(Average tip on $375 = 375 * .12 = $45) |
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Term
How many square feet of carpeting are needed to carpet a 12–foot × 12–foot room?
A. 24
B. 120
C. 48
D. 144 |
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Definition
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Term
Carpet stain protector costs $0.65 per square yard to apply. How much will it cost to apply the protectant to a 16–foot × 18–foot carpet?
A. $187.20
B. $62.40
C. $20.80
D. $96.00 |
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Definition
A. $20.80
To determine the number of square yards to be protected, multiply 16 feet by 18 feet to determine the number of square feet, 288. Then divide 288 by 9 to convert square feet to square yards (1 square yard = 3 feet × 3 feet = 9 square feet). Multiply the quotient, 32 square yards, by the cost of protection per square yard, $0.65 |
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Term
A printing plant that produces baseball cards has a monthly overhead of $6,000. It costs 18 cents to print each card, and the cards sell for 30 cents each. How many cards must the printing plant sell each month in order to make a profit?
A. 30,000
B. 40,000
C. 50,000
D. 60,000 |
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Definition
D. 60,000
D. 60,000
.30x - .18x > 6000
.12x > 6000
x > 50,000
you would need to make more than 50,000. So the answer is (D) 60,000 |
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Term
Joe received an hourly wage of $8.15. His boss gave him a 7% raise. How much does Joe make per hour now?
A. $0.57
B. $8.90
C. $8.72
D. $13.85 |
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Definition
A. $0.57
D. $13.85
8.15 x 0.07 = 0.57 (7% of the original wage)
so, 8.15 + 0.57 = $8.72 (cumulative wage) |
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Term
Alice leaves her house, driving east at 45 miles per hour (mph). Thirty minutes later, her husband Dave notices she forgot her cell phone and sets off after her. How fast must Dave travel in order to catch up with Alice 3 hours after he leaves?
A. 49 mph
B. 50.5 mph
C. 52.5 mph
D. 54 mph |
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Definition
C. 52.5 mph
Dave's rate = dist/time = 157.5/3 = 52.5 mph |
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