Jenna is buying 5 new shirts at $15 each. Which of the following is NOT a way to write a calculation for how much money Jenna is spending?

Which multiplicative property is being illustrated below? (type commutative, associative, or identity) 5 × 2 × 4 = 2 × 5 × 4

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.