$2,000 is deposited into a savings account with an annual interest rate of 20%. If interest is compounded semi-annually, how much interest will
accrue on the account after a year and a half?

Given the following similar triangles what is the area of triangle b ? a) 1 b)1.8 c)3.2 d)5

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

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?