A product's demand per period follows a normal distribution with mean of 60 and standard deviation of 10. The lead time is 2 periods What order-up-to level should be used to achieve at least a 95% in- stock probability?
a) 137
b) 149
c) 209

The measure of the angles of triangle abc are given by the expressions in the table. angle-measure a-48 degrees b-(6x-28)degrees c- (2x) degrees find the value of x. then find the measures of angles b and c. enter your answers in the boxes. x= m m

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?