Please do the both a) and b) parts of the question 6 under the Group B section. Please solve the question the way the question prompts.

Group B 6 A company must meet the following demands for cash at the beginning of each of the next six months: month 1 , Based on Srinivasan (1974). 7. 6 Transshipment Problems 403 TABLE 62 TABLE 63 used to minimize the cost of meeting the cash demands for the next six months. b Assume that payment of bills can be made after they are due, but a penalty of 5/ per month is assessed for $200;month2,$100;month3,$50;month4,$80;month5,$160;month6,$140.Atthebeginningofmonth1,theeachdollarofcashdemandsthatispostponedforonemonth.Assumingallbillsmustbepaidbytheendof company has $150 in cash and $200 worth of bond 1,$100 month 6 , develop a transshipment model that can be worth of bond 2 , and $400 worth of bond 3 . The company used to minimize the cost of paying the next six months' will have to sell some bonds to meet demands, but a penalty bills. (Hint: Transshipment points are needed, in the will be charged for any bonds sold before the end of month form Ct= cash available at beginning of month t after 6. The penalties for selling $1 worth of each bond are as bonds for month t have been sold, but before month t shown in Table 63. demand is met. Shipments into Ct occur from bond sales a Assuming that all bills must be paid on time, for- and Ct1. Shipments out of Ct occur to Ct+1 and demands for months 1,2,t. mulate a balanced transportation problem that can be