Suppose 975,462 songs were downloaded from ! -tunes in one day a) estimate how many songs were downloaded

Can someone answer these problems for me

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 area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?