What percent is 680 of 2300

How can you tell when x and y are not directly proportional?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

A. use the formula for continuous compounding with the original example: $1000 invested at 2% for 1 year. record the amount to 5 decimal places. use a calculator. b. compare it to the result using the original compound interest formula with n = 365 calculated to 5 decimal places. which has a larger value? explain.