b.
Four
c.
Five
d.
Six
ANSWER:
c
88. Charles McCoy is a manager at a coffee shop and is making hiring decisions. With one worker, he can make 15 drinks that sell for $3 on average in a single hour. With a second worker, he can make an additional 12 drinks in a single hour. The marginal benefit of each additional worker decreases by three drinks with each additional hire. Assuming that workers are paid $12 per hour and work eight hours, how many employees should Charles hire for each hour?
a.
Three
b.
Four
c.
Five
d.
Six
ANSWER:
b
89. Charles McCoy is a manager at a coffee shop, and he has to decide how many workers to hire. One worker can make 20 drinks that sell for $4 on average in one hour. A second worker can make another 16 drinks in one hour. The marginal benefit of each additional worker decreases by four drinks, with each additional hire. Given that workers are paid $15 per hour and have eight-hour shifts, how many employees should Charles hire for each hour?
a.
Four
b.
Five
c.
Six
d.
Seven
ANSWER:
b
90. Sarah Sandoval is a coffee farmer trying to decide how many tons of coffee to produce. She can sell each ton of coffee for $2,500. The cost of producing the first ton of coffee is $500, for the second ton, it's $1000. For each additional ton of coffee produced, the marginal cost increases by $500. How many tons of coffee should Sarah produce, and what is the total cost of her coffee production?
a.
She will produce four tons at a total cost of $5,000.
b.
She will produce five tons at a total cost of $7,500.
c.
She will produce six tons at a total cost of $10,500.
d.
She will produce seven tons at a total cost of $14,000.
ANSWER:
b
91. Sarah Sandoval is a coffee farmer trying to decide how many tons of coffee to produce. She can sell each ton of coffee for $3,000. The cost of producing her first ton of coffee is $600, and the second ton costs $1,200. Each additional ton of coffee costs $600 more to produce. How many tons of coffee should Sarah produce, and what is the total cost of her coffee production?
a.
She will produce three tons at a total cost of $3,600.
b.
She will produce four tons at a total cost of $6,000.
c.
She will produce five tons at a total cost of $9,000.
d.
She will produce six tons at a total cost of $12,600.
ANSWER:
c
92. Sarah Sandoval is a coffee farmer trying to decide how many tons of coffee to produce. She can sell each ton of coffee for $1,500. The cost of producing her first ton of coffee is $300, and the second ton costs $500. Each additional ton of coffee costs $200 more to produce. How many tons of coffee should Sarah produce, and what is the total cost of her coffee production?
a.
She will produce six tons at a total cost of $4,800.
b.
She will produce seven tons at a total cost of $6,300.
c.
She will produce eight tons at a total cost of $8,000.
d.
She will produce nine tons at a total cost of $9,900.
ANSWER:
b
93. Vincent makes dining tables, and he is trying to decide how many tables to produce. He can sell each dining table for $2,000. The cost of the first table is $750, and for the second it's $1,000. For each additional table he produces, the marginal cost of each table increases by $250. How many dining tables should Vincent produce, and what is the total cost of his production?
a.
He will produce four tables at a cost of $4,500.
b.
He will produce five tables at a cost of $6,250.
c.
He will produce six tables at a cost of $8,250.
d.
He will produce seven tables at a cost of $10,500.
ANSWER:
c
94. Vincent Pearson makes dining tables, and he is trying to decide how many tables to produce. He can sell each dining table for $3,000. The cost of the first table is $1,000, for the second it's $1,500. For each additional table he produces, the marginal cost of each table increases by $500. How many dining tables should Vincent produce, and what is the total cost of his production?