Answer:
See below
Step-by-step explanation:
The dining set cost $1500.
A 20% off sale present a discount amount equal to
=20/100 x $1500
=0.2 x $1500
=$300.
The 20% off sale has a savings of $300 compared to the $200 rebates or $150 coupon.
If the Porters budgeted $1,250, and the dining set is $1500, the 20% off sale will require them to pay $1,200, which is within their budget.