math
posted by christina on .
a peanut butter jar has a height of 5.9in and diameter of 3.6 in. one cubic inch holds 0.45 oz of peanut butter. How many ounces will fit in the jar

Do this problem the same way I showed you for your last problem.
http://www.mathsteacher.com.au/year9/ch14_measurement/18_cylinder/cylinder.htm 
V = Ab*h = pi*r^2*h,
V = 3.14*(1.8)^2 * 5.9 = 60.05in^3.
0.45 oz/in^3 * 60.05in^3 = 27 oz of
peanut butter.