Asum of money is invested at 12% compounded quarterly. about how long will it take for the amount of money to double?

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?

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Aline passes through 3,7 and 6,9 what equation represents the line