In how many ways can you write 3: 4 as a fraction

Which answer is it for it to be simplified completely?

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?

Simplify the expression 10/11(22z) + (a+5) -1