Find the 18th term of the arithmetic sequence whose common difference is d=5 and whose first term is a = 4.

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?

Asphere has a diameter of 10 in. what is the volume of the sphere?

What is the greater volume 72 quarts or 23 gallons