Awater tank is being filled with water. before water is pumped in, the water level in the tank is 11 inches high. after 20 minutes, the water level is 58 inches high. make an equation for this? will give brainest answer

What is the multiplicative rate of change of the exponential function shown on the graph?

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.

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.