"what number" – represent with a variable
"is" – means "equal to"
"of" – means to multiply
percent – means some part out of 100
"what percent" – represent with x/100
remember to change percents to decimals
Use the hints in Part A to write an algebraic equation.
Solve for the variable.
Find the price difference on the item.
Divide the difference by the wholesale cost.
Change the decimal to a percent.
(Area of the shaded region) / (Area of the total region)
After performing the division, change the decimal to a percent.