A merchant sells only two brands of cakes, brand X and brand Y. The selling price of a brand X cake is $20, which is 40 percent of the selling price of a brand Y cake. If the merchant sells 900 pieces of cakes, and \((\frac{2}{3})^{rd}\) of which are brand Y, what is merchant’s total revenue from the sale of cakes?

(A) $14,000
(B) $18,000
(C) $24,000
(D) $36,000
(E) $40,000



_________________