Easy 6th Grade Math. Help me out for 100 points <3

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?