Answer: $8850
Step-by-step explanation: Lets use the "markup" equation.
First convert 18% to a decimal, 18 divided by 100 = 0.18.
markup = percent markup x cost
Markup = 0.18 x 7500
markup = 1350
Now, add the 18% markup, $1350 to $7500.
$7500 + $1350 = $8850