MAT105 unit 3 discussion latest 2018 july

Unit 3 discussion

A. Section 5.2

Last Week at the Sunshine Valley Rock Festival, Joel sold 3 times as many tie-dyed T-shirts as silk-screened shirts. He sold a total of 176 shirts. How many tie dyed shirts did he sell?

B. Section 5.3

Sears Purchased 10,000 pairs of men’s slacks for $18.46 a pair the selling price of each pair of slacks? Use the formula S ? C

and marked them up $21.53. What was

? M .

C. Section 5.1

Solve for the unknown: K ? 3 ? 5

2

D. Section 5.3

Home Depot sold bird feeders for

feeders? Use the formula S ? C ?

$69.99 and had marked them up $36.12. What was the cost of the

M .

E. Section 5.1

Solve for the unknown:

3(B ? 1)

?

21

.

F. Section 5.3

Jacob borrowed $30,000 to start up his consulting business. The loan had simple interest rate of 6.2% for 3 years. Use the formula I ? prt to find the amount of interest he will pay with the loan. I = interest; p = principal; r = rate (expressed as a decimal 0.062);

t = time in years.

G. Section 5.1

Solve for the unknown: 24 ? N9

H. Section 5.1

Solve for the unknown: B3 ? 2 ? 7

I. Section 5.2

Will ordered 2 times as many boxes of ballpoint pens as boxes of felt-tip pens. Ballpoint pens cost $3.50 per box, and felt tip pens cost $4.50. If Will’s order of pens totaled $46, how many boxes of each type did he buy?

J. Section 5.1

Solve for the unknown:

6(B ? 2) ? 30

K. Section 5.1

Solve for the unknown:

8C ? C ? 6 ? 48

L. Section 5.1

Solve for the unknown:

5 A ? 20

M. Section 5.1

Solve for the unknown:

R ? 3

12

N. Section 5.1

Solve for the unknown:

B ? 7 ?12

O. Section 5.1

Solve for the unknown: A ? 16 ? 3

P. Section 5.1

Solve for the unknown:

4 A ? 3 ? 27

Q. Section 5.2

A recipe uses 3 cups of flour to 1 1

4

you use?

R. Section 5.1

cups of milk. If you have 2 cups of flour, how much milk should

Solve for the unknown: P ? 8

5

S. Section 5.2

A scale drawing of an office building is not labeled, but indicates 1

4

wall measures 2 inches. How long is the actual wall?

inch = 5 feet. On the drawing, one

T. Section 5.1

Solve for the unknown: 4 M ? 48

U. Section 5.1

Solve for the unknown: 8 K ? 2 K ? 42

V. Section 5.2

Manny plans to save save each week.

1

12

of his salary each week. If his Weekly salary is $372, find the amount he will

W. Section 5.1

Solve for the unknown:

3 J ? J ? 28

X. Section 5.3

Dollar General sold garden hoses at a reduced price of $7.64 and took an end-of-season markdown of

$12.35. What was the original selling price of each hose? Use the formula M ? S ? N (Markdown = selling price- reduced price).

Y. Section 5.3

Jordan purchased a new copy machine and financed it for one year. The installment price was $4,235.50 and the cash price was $3,940. Find the amount of finance charge using the formula: Finance charge = Installment price – Cash price.

Z. Section 5.3

The formula depreciable Value = total Cost – Salvage value is used to set up a depreciation schedule for an asset. The formula can be written in symbols as V ? C ? S . Solve the formula for C.