The domain for f(x) is all real numbers greater than it equal to 3
8x3 is 24, 3x5 is 15, 8x5 is 40, 24 + 15 + 40 is 79 79x2 is 158
950 * .05 = $47.5
550 * .04 = $22
$47.5 + $22 = $69.50 interest earned
answer: amount in 4% account = $550
Once per month there is food that is 33 centimeters long