Help i need hrlp i have to prove this

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?

What is the result of the following division?

Find the missing dimension! need asap! tiny square is a =3025 in ²