Given:
Original cost of an oil painting = $79
• Discount options:
40% off any item
or
$40 off one purchase of $75 or more
Let's find the coupon that should be used to save the most money.
• First coupon: 40% off
[tex]\begin{gathered} \frac{40}{100}*79 \\ \\ 0.40*79 \\ \\ =31.6 \end{gathered}[/tex]Using this coupon, Jenna should save $31.60
• Second coupon:
$40.00 off one purchase of $75 or more.
Since $79.00 is within this discount rate, that means, Jenna should save $40.00 using this coupon.
