4 The number of sweatshirts a vendor sells daily has the following probability distribution.
Number of Sweatshirts x
P(x)
0 1 2 3 4 5
0.3 0.2 0.3 0.1 0.08 0.02
If each sweatshirt sells for $25, what is the
expected daily total dollar amount taken in by the
vendor from the sale of sweatshirts?

Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below.the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

The function models the number of accidents per 50 million miles driven as a function