$[$Help pls for number $1]$The demand for tomatoes fluctuates significantly in $2024$ as shown in Table $1$ due to various factors such as

seasonal changes, market trends, and unpredictable weather conditions. It is confirmed that the average demand

per month $(d)$ is $301$ tons and the standard deviation $({}_D)28$ tons. Similarly, the lead time for receiving new

tomato supplies from your suppliers is also subject to variability due to transportation issues, supplier

availability, and other unforeseen circumstances.

Table $1$ Forecasted Demand in $2024($tons$)$

Table $2.$ Parameters for Inventory Problem

No$.$

Continuous Review $(Q,R)$ Inventory Policy

a$.$ Find the mean demand during lead time $({}_{DDLT})$ and standard deviation demand during

lead time $({}_{DDLT})!$

b$.$ Calculate until the $2^{nd}$ iterations to find the optimal order quantity $(Q)$ and reorder point

$(R)!$

c$.$ Calculate the total annual inventory$-$relevant costs $($holding costs $+$ ordering costs $+$

stockout costs$)!$