A company manufactures aluminum mailboxes in the shape of a box with a half-cylinder top. The company will make 1933 mailboxes this week. If each mailbox has dimensions as shown in the figure below how many square meters of aluminum will be needed to make these mailboxes? In your calculations, use the value of 3.14 for pie, and round up your answer to the next square meter.

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62

If you could answer these your a life saver