The seasonal demand for a particular product is given below:

Period $1-300$

Period $2-450$

Period $3-100$

Period $4-450$

Period $5-450$

Period $6-100$

The fixed parameters are:

Fixed cost : $$8$

Unit Production cost : $$1$

Holding cost: $$1\mathrm{.}3$

Calculate total ordering cost using following three methods:

i$)$ Lot$-$for$-$Lot

ii$)$ Wagner$-$Whitin algorithm

iii$)$ Fixed order quantity