EXAM | COMPREHENSIVE EXAM WITH CORRECT
EXPERT VERIFIED ANSWERS. GUARANTEED EXAM
EXCELLENCE. GRADED A+
If a car is towed 12 miles to the repair shop and the tow
charge is $3.50 per mile, how much does the tow cost?
(a) $12.00
(b) $3.50
(c) $42.00
(d) $100.00 - ✔ ANSWER ✔ C. Multiply 12 miles by $3.50
per mile:
12 × $3.50 = $42.00
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 - ✔ ANSWER ✔ A. x + x + 8 = 70, solve for x.
x = 31
,A sales manager buys antacid in bottles the gross. If he
goes through 3 bottles antacid everyday, how long will the
gross last?
(a) 144 days
(b) 3 days
(c) 20 days
(d) 48 days - ✔ ANSWER ✔ D. 144 bottles in a gross, and
144 ÷ 3 (bottles per day) = 48 days.
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 - ✔ ANSWER ✔ B. x = the unknown score. (93 + 89 +
96 + 98 + x) ÷ 5 or (376 + x) ÷ 5. Now solve for x
A waitress earns an average 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 - ✔ ANSWER ✔ B. Multiply the amount spent on
drinks, $375, by 12% (or 0.12) to determine the amount of
tips:
$375 × 0.12 = $45
How many square feet of carpeting are needed to carpet a
12-foot × 12-foot room?
(a) 24
(b) 120
(c) 48
(d) 144 - ✔ ANSWER ✔ D. To determine square footage
multiply length by width
12 × 12 = 144 sq feet
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 - ✔ ANSWER ✔ C.To calculate the new wage
first multiply $8.15 × 0.07 = $0.57. Then add that to the
original wage,
$8.15 + $0.57 = $8.72