Solve word problems about real world relationships that are given in formulas.

Problem

Andrei has a glass tank. First, he wants to put some marbles in it, all of the same volume. Then, he wants to fill the tank with water until it's completely full.
This is the formula for the volume of water Andrei should use W (measured in liters) as a function of the number of marbles used n:
space, W, left parenthesis, n, right parenthesis, equals, 32, minus, 0, point, 05, n
Complete the following sentences with the appropriate missing values.
  • The glass tank's volume is
    • Your answer should be
    • an integer, like 6
    • a simplified proper fraction, like 3, slash, 5
    • a simplified improper fraction, like 7, slash, 4
    • a mixed number, like 1, space, 3, slash, 4
    • an exact decimal, like 0, point, 75
    • a multiple of pi, like 12, space, p, i or 2, slash, 3, space, p, i
    liters.
  • The volume of each marble is
    • Your answer should be
    • an integer, like 6
    • a simplified proper fraction, like 3, slash, 5
    • a simplified improper fraction, like 7, slash, 4
    • a mixed number, like 1, space, 3, slash, 4
    • an exact decimal, like 0, point, 75
    • a multiple of pi, like 12, space, p, i or 2, slash, 3, space, p, i
    liters.
Get 3 answers correct in a row