What does 1/4 divided by 3/5 by using area models to divide?

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left

The temperature of a chemical solution is originally 21 ? c . a chemist heats the solution at a constant rate, and the temperature of the solution 75 ? c after 1212 12 minutes of heating. the temperature, tt t , of the solution in ? c is a function of x , the heating time in minutes. write the function's formula.