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15 MCQs for Exam 3 - Calculus with Application to Business and Economics | MAT 211, Exams of Mathematics

Material Type: Exam; Class: Calc with Applic for Bus & Eco; Subject: MAT Mathematics; University: Eastern Kentucky University; Term: Spring 2005;

Typology: Exams

Pre 2010

Uploaded on 08/18/2009

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MAT 211 Jones - Spring 2005
Calculus with Applications for Business/Economics
Exam 3 (3.4, 4.1-4.3, 5.1, 5.2)
Choose the best answer:
1. A piece of wire 10 feet long is cut into two pieces. One piece is bent into the shape of a
square and the other into the shape of an equilateral triangle. How should the wire be cut
for the square so the combined area of the square and triangle is a minimum?
(A) 5.35 ft
(B) 4.4 ft
(C) 4.35 ft
(D) 0 ft
2. A company begins a radio advertising campaign in Chicago to market a new soft drink.
The percentage of the target market that buys a soft drink is estimated by the function
where t is the number of days of the campaign. After how long
will 85% of the target market bought the soft drink?
(A) 190 days
(B) 3 days
(C) 191 days
(D) 85 days
3. Solve the equation for x.
(A) 27
(B) -5
(C) 0
(D) 135
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MAT 211 Jones - Spring 2005 Calculus with Applications for Business/Economics Exam 3 (3.4, 4.1-4.3, 5.1, 5.2)

Choose the best answer:

  1. A piece of wire 10 feet long is cut into two pieces. One piece is bent into the shape of a square and the other into the shape of an equilateral triangle. How should the wire be cut for the square so the combined area of the square and triangle is a minimum? (A) 5.35 ft (B) 4.4 ft (C) 4.35 ft (D) 0 ft
  2. A company begins a radio advertising campaign in Chicago to market a new soft drink. The percentage of the target market that buys a soft drink is estimated by the function where t is the number of days of the campaign. After how long will 85% of the target market bought the soft drink? (A) 190 days (B) 3 days (C) 191 days (D) 85 days
  3. Solve the equation for x.

(A) 27 (B) - (C) 0

  1. Expand and express in terms of sums and differences of logarithms.

(A)

(B)

(C)

(D)

  1. Write as a single logarithm and simplify.

(A)

(B)

(C)

(D)

  1. Solve for t.

(A) - 0. (B) -0. (C) 0. (D) -3.

  1. Evaluate.

(A) (B) (C) (D)

  1. Evaluate.

(A)

(B)

(C)

(D)

  1. Evaluate.

(A)

(B)

(C)

  1. Evaluate.

(A)

(B)

(C)

(D)

  1. Evaluate.

(A)

(B)

(C)