Tell me if the picture is not clear

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?

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?