Alex and his friends went out for lunch for the weekend. The cost of the meal including sales tax was $45.50. The group decides to tip 20% for the good service they received. What was the total cost for the meal and the tip itself?

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

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