How do you find the volume of a cube

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

Regular price is $77.00 and the discount is 5% find the sale price

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c