Amount paid by Mary for her computer is 
.
<u>Solution:
</u>
Given that, Sam purchased a computer for .
Price of the printer that Mary purchased was 
the price that Sam paid.
Need to calculate amount Mary pay for her computer. Assuming that Mary purchased same computer that is purchased by Sam and store selling the computer have same rates for all customers
.
So, amount Mary pay for computer = Amount Sam paid for computer =
Hence, amount paid by Mary for her computer is .
<span>No simple interest, only compound interest.</span>
Answer:
$25
Step-by-step explanation:
37.50-12.50=$25.00
Answer:
The Subtotal cost of all the cakes before tax and delivery
Step-by-step explanation:
(21x+8.25y)
21 is the price of 1 large cake and X is the number of cakes they want to purchase not counting tax and delivery fee.
8.25 is the price of 1 small cake and Y is the number of cakes they want to purchase not counting tax and delivery fee.
Answer:
X = -10/6
X = -1,666666666666667
Step-by-step explanation:
First at all you join the X's
18x-12x = 14-24
Then you simplified:
6x = -10
X = -10/6
X = -1,666666666666667
