We have solid whose base is bounded by 4 - x ^ 2 the x-axis. Cross sections perpendicular to the base and parallel to the x-axis are rectangles of height 2. Find the volume

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

Yesterday, george drank 1 small bottle and 2 large bottles, for a total of 1,372 grams. the day before , he drank 1 small bottle and 1 large bottle, for the total of 858 grams. how many grams does each bottle hold?