What are some things we can comment about this image? Be as specific as possible!

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?

Which expression can be used to find the cost of .75 kilogram of cheese at the price of $6.40 per kilogram?

How can you determine if a representation is a function or not ? answer this