You might need Calcul Justin picked out 300 dollars worth of clothing (regularly priced) at Mary's Department Store. As part of a
promotion, he will flip a fair coin at the cash register. If the coin lands on heads, he will get 40% off of his entire
purchase. If the coin lands on tails, he will have to pay the regular price.
Find the expected cost of Justin's shopping spree.

What is a graph with a never ending line called?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?

(05.02)a farmer has decided to divide his land area in half in order to plant soy and corn. calculate the area of the entire area so he knows how much soil is needed. a parallelogram with a height of 6 yards and side length 9 yards. the height forms a triangle with the slanted side of the rhombus with a base of 2.5 yards. rhombus is split into a soy half and a corn half. each bag of soil covers 40 square yards. how many bags should the farmer purchase?