Suppose that you borrow ​$4000 from a friend and promise to pay back ​$5520 in 2 years. What simple interest rate will you​ pay?

Which fraction below is equivalent to 10/12?

Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits