A family buys a studio apartment for $200,000 . They pay a down payment of $40,000 . a. Their down payment is what percent of the purchase​ price? b. What percent of the purchase price would a ​$90,000 down payment​ be?

Th perimeter of a rectangular garden is 150 feet. the length is 50 feet longer than the width, w. which equation could be used to calculate the width of the garden? a.) 2w+ 2(w-50) =150 b.) 2w+50 + 2w =150 c.) 2(w+50) + w =150 d.) 2w+ 2(w + 50) = 150 need asap. will give brainliest !