The 3rd option, x=75y=35.
There is no discount stated but I'm assuming this problem is the same problem I encountered before.
Original price of the telescope is $99.99
Discount: 13%
$99.99 * 13% = 12.9987 or 13
$99.99 - 13 = $86.99 or $87
New selling price is $86.99 rounded up to the nearest unit $87.00
$18.46
Because gerome collected $9.23 and I mult. 2 times and my answer is: $18.46
See the picture above for the solution.
Answer:

Step-by-step explanation:
Joint variation problem solve using the equation y = kxz.
e ∝ fg
e=kfg
now substitute the values

The relationship will be:
