Christopher saves $550 every month. Assume that Matthew and Christopher both save money at constant rates. Whose unit rate is higher, and by how much?

The system of equations graphed below has how many solutions? y = 2x + 2

Find the area of a parallelogram with base 15 yards and height 21 2/3

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.