Contemporary Business Mathematics with Canadian Applications 12th edition by S A. Hummelbrunner test

Answer: 0.333
125) Reduce the following fraction to the lowest term:
64
104
Answer:
8
13
126) Change the following percent into a common fraction in lowest terms: 34%
Answer:
17
50
127) Change the following percent into a common fraction in lowest terms: 82.6%
Answer:
413
500
128) Express the following as a percent: 0.67
Answer: 67%
129) Express the following as a percent: 4.55
Answer: 455%
130) Express the following as a percent:
7
8
Answer: 87.5%
131) A house in Detroit was sold at $246,000, which is
4
13
of its actual value. If the realtor made a commission of
$1.25 on each $250 of the actual house value, how much commission does the realtor earn while selling the
house?
Answer:
1
13
of the house's actual cost is
4
13
of the cost ÷ 4.
$246 000 ÷ 4 = $61 500.
13
13
of the cost or all the actual value of the house, is
1
13
of the cost × 13.
$61 500 × 13 = $799 500
13
13
of the house's price is $799 500.
$799 500 ÷ $250 = $3198.
$3198 × $1.25 = $3997.50
The realtor earned $3997.50.
132) A party room was rented out at $11.75 per hour. If 6 people each rented the room for 2
3
5
, 1 17
20
, 4 5
6
, 3 3
4
, 6 1
3
, and
2
7
10
hours respectively, how much did the party room owners earn in total (excluding all taxes)? Round your
answer to the nearest cent.
Answer: =
11.75
1
×
13
5
+
11.75
1
×
37
20
+
11.75
1
×
29
6
+
11.75
1
×
15
12
+
11.75
1
×
19
3
+
11.75
1
×
27
10
=
152.75
5
×
434.75
20
×
340.75
6
×
176.25
12
×
223.25
3
×
317.25
10
= 30.55 + 21.7375 + 56.7916 + 14.6875 + 74.4166 + 31.725
= 229.91
= The party room owners were paid $229.91 in total.
133) Complete the following statement:
Quantity Description Unit Price Total $
88 Alpha $0.37
65 Bravo
96
4
5
¢
73 Charlie $0.675
46 Delta $1.44
Answer:
Quantity Description Unit Price Total $
88 Alpha $0.37 32.56
65 Bravo
96
4
5
¢
62.92
73 Charlie $0.675 49.275
46 Delta $1.44 66.24
134) Oliver received a pay at the end of the month of $4 303.00 in June 2016, working 6 hours a day, and a total of 20
days in the month. Included in the pay is a bonus of $243. What is Oliver's hourly rate of pay? Round to the
nearest cent.
Answer: $4 303.00 – $243 = $4 100.00
$4 060 ÷ 20 = $203
$203 ÷ 6 = $33.83
Oliver's hourly rate of pay is $33.83
135) An employee at a nuclear power plant in New York has an annual salary of $143 000 and is paid every two
weeks. The employee works twenty days in a month, five days in a week, and eight hours in a day. (Assume 52
weeks in a year)
a) What is the gross pay per pay period?
b) What is the employee's hourly rate of pay?
Answer: a) 52 ÷ 2 = 26
He has 26 pay periods in a year.
$143 000 ÷ 26 = $5500
The employee's gross pay per pay period is $5500
b) $5500 ÷ 10 = $550
$550 ÷ 8 = $68.75
The employee earns $68.75 per hour.
136) Determine the amount of provincial sales tax in Quebec after purchasing an electric key board for $182.
Answer: 9.975% of 182 = 0.09975(182) = $18.15
137) While in Prince Edward Island, Charlotte goes to the barbershop, where she pays $24 for the haircut and $21 for
the colour, both of which are subject to the 14% HST. She also tips the barber 17% of the combined cost of the
haircut and colouring, excluding taxes. How much does Charlotte spend in total?
Answer: 24 + 21 = 45 Tip = 17% of 45 = 0.17(45) = $7.65 HST on the haircut = 14% of 24 = 0.14(24) = $3.36 HST on
the colouring = 14% of 21 = 0.14(21) = $2.94 Total = 45 + 7.65 + 3.36 + 2.94 = $58.95
138) The city of Toronto had a property tax rate of approximately 1.529% on multiresidential buildings in 2015. If a
multiresidential building had an estimated value of $ 12 500 000, how much property tax did the building's
owners have to pay?
Answer: 0.01259(12500000) = 157375
139) Evaluate:  4 + 6(9- 7)
2 + 2
3 × 5
Answer: (4 + 6(2) 2 + 2)/15 = (4 + 6(4) + 2)/15 = (4 + 24 + 2)/15 = 30/15 = 2
140) Simplify: 6 ÷ 2 + 15 × 2
Answer: 3 + 30 = 33
141) Turn 78
54
132
% into a common fraction in lowest terms.