In: Math
A national chain of clothing goods stores recently sent shipments to the following stores. The number of items shipped to each store and their total wholesale cost is shown in the table below. Find the wholesale price of one of each item.
(A) cost of a pair of jeans is?
(B) cost of a jacket is?
(C) cost of a sweater is?
(D) cost of a shirt is?
JEANS |
JACKETS |
SWEATERS |
SHIRTS |
TOTAL COST |
|
Store A |
4000 |
3000 |
2100 |
4300 |
$512,275 |
Store B |
3600 |
2500 |
1900 |
4500 |
460,425 |
Store C |
5000 |
2000 |
1500 |
5500 |
474,875 |
Store D |
7000 |
1900 |
600 |
6000 |
505,300 |
setting up the matrix from the table we have
solving by reducing to reduded row echelon form
hence, cost of a pair of jeans is $ 32.5
b) cost of a jacket is $ 69
c) cost of a sweater is $ 42
d) cost of a shirt is $ $ 20.25