The Supermart Store is about to place an order for Valentine$$s Day candy. The$$candy can be bought for $$1\mathrm{.}40$ per box, and it is sold for $$2\mathrm{.}90$ per box up to$$Valentine$$s Day. After Valentine$$s Day, any remaining boxes are sold for $$1\mathrm{.}00$each$.$ All surplus candy can be sold at this reduced price. Demand at the regular$$retail price is a random variable with the following discrete probability distribution: