Bobs runs a phone charging station at a local mall. he charges $1.75 to charge a phone and it costs him $0.50 to charge a phone and $20 a day for other expenses. write an equation that can be used to determine the number of phones bob needs to charge in order to break even.

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

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.

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10