15. A total of 0.50lb of glass marbles is added to 425mL of water. The water level rises to a volume of 528mL. The density (g/mL) of the glass marbles is a) 2.20g/mL b) 3.75g/mL c) 4.25g/mL d) 5.00g/mL 14. If the density of a substance is 8g/mL, what volume would 40g of the substance occupy? a) 0.5mL b) 2mL c) 5mL d) 20mL 11. A student's height is 5 feet, 9 inches. There are 2.54 inches in one centimeter. What is the student's height in centimeters? a) 175cm b) 27cm c) 270cm d) 1750cm