Eighty units of end item e are needed at the beginning of week 6, three(30 unit per cases) of J have been ordered and one case is scheduled to arrive in week 3, one in week 4, and one in week 5. Note: j must be ordered by the case, and B must be produced in multiples of 120 units, there are 60 units of B and 20 units of J now on hand. Lead times are two weeks each for E and B, and one week for J
required
a. Prepare a material requirements plan for component J
b. Suppose that in week 4 the quantity of E needed is changed from 80 to 70.the planed order releases through week 3 have all been executed.