please help!! i'm super confused, and i'm pretty sure i did it wrong so disregard my work. i need explanations not just answers, thank you!

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 are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

An octagonal prism has jow many lateral faces?