Questions from Business Mathematics

Q: Souvenirs and Such” is a gift shop in Niagara Falls.

Souvenirs and Such” is a gift shop in Niagara Falls. Last year 22% of its revenue came from the sale of clothing, 18% from food items, 32% from novelty items, and the remainder from special services t...

Q: Ms. Yong invested a total of $73,400 in

Ms. Yong invested a total of $73,400 in three mutual funds as shown in the following table. The third column shows the change in value of each fund during the subsequent six months. What was the perce...

Q: One year ago Helga allocated the funds in her portfolio among five

One year ago Helga allocated the funds in her portfolio among five securities in the amounts listed in the following table. The rate of return on each security for the year is given in the third colum...

Q: Anthony began the year with $96,400 already invested in

Anthony began the year with $96,400 already invested in his Snow ’n Ice retail store. He withdrew $14,200 on March 1 and another $21,800 on April 1. On August 1, he invested $23,700, and on November 1...

Q: The fiscal year for Pine Valley Skiing Ltd., the owner of

The fiscal year for Pine Valley Skiing Ltd., the owner of a downhill skiing facility, ends on June 30. The company began the recently completed fiscal year with its summer maintenance crew of seven em...

Q: Multiply and collect the like terms: 4(3a + 2b

Multiply and collect the like terms: 4(3a + 2b) – 5a(2 – b)

Q: Use I = Prt, to calculate P if r = 0

Use I = Prt, to calculate P if r = 0.05, I = $6.25, and t = 0.25.

Q: Evaluate the following expressions to six-figure accuracy. 1

Evaluate the following expressions to six-figure accuracy. 1. ( 1.00 6 ¯ ) 240 − 1 0.00 6 ¯ 2. (1 + 0.025)1/3 – 1

Q: Solve the following equations for x to five-figure accuracy.

Solve the following equations for x to five-figure accuracy. 1. 2 x 1 + 0.13 × 92 365 + x ( 1 + 0.13 × 59 365 ) = $ 831 2. 3 x ( 1.03 5 ) + x 1.03 3 + x = $ 2500 1.03 2

Q: Solve the following equations for x to five-figure accuracy and

Solve the following equations for x to five-figure accuracy and verify the solution. 1. x 1.08 3 + x 2 ( 1.08 ) 4 = $ 850 2. 2 x ( 1 + 0.085 × 77 365 ) + x 1 + 0.085 × 132 365 = $ 1565.70