Customers waiting at Ellerton Bank have been complaining about the amount of time they must wait in line. Managers at the bank, beginning to investigate the problem, have recorded sample waiting times for 9 customers at the bank. Here are the 9 waiting times (in minutes):
20, 14, 20, 11, 10, 6, 10, 8, 22

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

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.

State if the two triangles are congruent. if they are, state how you know?