8 & 9 please for a thumbs up

X ems get 25%, B items get 15%, and C items get 60% items get 25%, B items get 35%, and C items get 40% A items get 20%, B items get 30%, and C items get 50% QUESTION 8 Using the fixed-time period inventory model, and given an average dally demand of 300 units 4 days between inventory reset dana ter must 1,500 units of inventory on hand, a "z" of 1.96, and a standard deviation of demand over the review and lead time of us het murthy should se ordered? QUESTION 9 If it takes a supplier 23 days to deliver an order once it has been placed and the standard derzanie dla demand a kette standard deviation of usage during lead time. Give your answer to rounded up to we decimal pouma se 232 O yventory results in increased profit sa te laten paid bertan nabi and quien an average daly demand of 300 units, 4 days between inventory reviews, 5 days for lead time, wat 901 and standard deviation of demand over the review and lead time of 12 units, what quantity should be rosas bem placed and the standard deviation of daily demand is 14, what is the de Core you want to rounded up to two decimal points. ie. 72.75 instead of 72.7461