Plz i’ve been on this pretest for weeks!

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

If g(x) is an odd function, which function must be an even function?