1- Study the demand for product X for year 1. Using the multiplicative seasonal forecasting method, calculate the seasonal index for each quarter. Present the computation in the answer.

Trimestre Ao 1

Ene-Mar 2,100

Abr-Jun 26,250

Jul-Sep 18,750

Oct-Dic 12,900

2- The company you work for has collected the following data from the inventory of products that make up the specialty parts division. Perform an ABC analysis of the data (10 pts.). Which products do you suggest the company keep the tightest control on? Present the results and explain (3 pts.).

SKU (stock keeping unit)	Annual Demand	Unit Cost
Z98	750	$250.00
Y90	150	$ 90.00
F77	375	$ 75.00
E45	85	$ 60.00
A11	400	$150.00