Asales clerk wants to predict the shoe sizes that will be sold this weekend for a new shoe that is going on sale. she uses her computer to simulate the first 15 customers who purchase the shoe. based on the simulated results, what is the probability that a randomly selected customer will purchase a shoe size less than a size 7.5?

Find the quotient. 50a2 – 98b2 -5a +7b

Write the contrapositive of the conditional statement. determine whether the contrapositive is true or false. if it is false, find a counterexample. a converse statement is formed by exchanging the hypothesis and conclusion of the conditional. a) a non-converse statement is not formed by exchanging the hypothesis and conclusion of the conditional. true b) a statement not formed by exchanging the hypothesis and conclusion of the conditional is a converse statement. false; an inverse statement is not formed by exchanging the hypothesis and conclusion of the conditional. c) a non-converse statement is formed by exchanging the hypothesis and conclusion of the conditional. false; an inverse statement is formed by negating both the hypothesis and conclusion of the conditional. d) a statement not formed by exchanging the hypothesis and conclusion of the conditional is not a converse statement. true

Factor 15x^3 - 5x^2 +6x-2 by grouping. what is the resulting expression