How many gallons of paint does it take to paint each square yard of wall from question number two

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.