The buyer for a chain of stores purchased desks in bulk, paying $240 each. The stores will sell each desk for $264. What is the mark-up, as a percentage?

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Someone me what is the area of this figure? 18m 18m 8m 16m

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?