At a boutique,an evening gown is marked at a profit of 40% on the cost price. It is sold in a sale at 20% discount.
(a)Find the actual profit as a percentage of the coast price.
(b)If a customer bought it for $448, find the actual profit
sale price= .8(cost*1.40)
profit= sale price-cost price.
b. if sale price=.8(cost*1.40)
then
cost= sale/(.8*1.40)
and profit=sale-sale/(.8cost*1.40)