What is the coefficient of the term 12p12p12, p in the expression 12p+ 9q12p+9q12, p, plus, 9, q?

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?

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What is the y intercept of f(x)=(1/2)^x?