There are 90 seats in the school auditorium. The school had a sold out show of their play last weekend, and made $315. The cost of a ticket for an adult was $5.00 and the cost of a ticket for a child is $2.50. Which system of equations could be used to determine the number of adults, a, and
the number of children, c, that attended the showing of the movie?

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

Nikita wants to apply for student aid to fund her college education. arrange the steps involved in nikita’s application for financial aid

Joey is asked to name a quadrilateral that is also a rhombus and has 2 pairs of parallel sides.should be his answer