Please advise on part C. See attached.

Even with email, ofces use a lot of paper. The manager of an ofce has estimated how many reams (packs of 500 sheets) are used each day and has assigned these probabilities. Use the table to complete parts a through e below. 0.05 0.30 0.25 0.15 0.15 0.10 (a) How many reams should the manager expect to use each day? 2.35 reams (Round to two decimal places as needed.) (b) What is the standard deviation of the number of reams? 1.42' reams (Round to two decimal places as needed.) (0) If the storeroom has 20 reams at the start of the day, how many should the manager expect to find at the end of the day? reams (Round to two decimal places as needed.)