Aproportion relationship is represented by the equation 2x equals 18 y. if y equals kx where k is the constant of proportionality then what is the value of k ?

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Jack is considering a list of features and fees for current bank: jack plans on using network atms about 4 times per month. what would be jack’s total estimated annual fees for a checking account with direct paycheck deposit, one overdraft per year, and no 2nd copies of statements? a. $44 b. $104 c. $144 d. $176