Whole numbers are: 0, 1, 2, 3, 4, 5, 6, … Integers are: …, -4, -3, -2, -1, 0, 1, 2, 3, 4, … Any integer that is a negative number, like -3 or -546, can not be a whole number.
36in^3 as the volume of a cone is 1/3 that of the volume of a cylinder the smallest cylinder that the cone can fit inside of is one that is exactly 3x its the volume