Which answer choice represents an equivalent number sentence that uses that associative property to rewrite "(4 x 5) x 8"? A. 4 x 8 x 5
B. 4 x (5 x 8)
C. 4 x 13
D. 72

How can we find the measure of an exterior angle if we know the measurement of an interior angle

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?