4) The table below list the demand for 64 inches screens at local store for the past 7 weeks. Use the best of the following 2 Forecasting Method to compute the forecast the number of TV for period 8: 1) A 3 periods Moving Average Module. 2) A Weighted Moving Average forecasting tool, with the following weights: 5,2, and 7.

Week	# of TV
1	100
2	120
3	110
4	150
5	140
6	124
7	130
8

Options:

		131.3
		130.0
		129.3
		124.0
		139.3

ques 9 ) The manager of a car wash received a revised price list from the vendor who supplies soap, and a promise of a shorter lead time for deliveries. Formerly the lead time was four days, but now the vendor promises a reduction of 25 percent in that time. Annual usage of soap is 4,500 gallons. The car wash is open 360 days a year. Assume that daily usage is normal, and that it has a standard deviation of 2 gallons per day. The ordering cost is $30 and annual carrying cost is 50% of the cost of the gallon of soap. The revised price list (cost per gallon) is shown in the following table: What order quantity is optimal?

options:

		520
		564
		578
		800
		Cannot compute

QUESTION 9 The manager of a car wash received a revised price list from the vendor who supplies soap and a promise of a shorter lead time for deliveries. Formerly the lead time was four days, but now the vendor promises a reduction of 25 percent in that time. Annual usage of soap is 4,500 gallons. The car wash is open 360 days a year. Assume that daily usage is normal, and that it has a standard deviation of 2 gallons per day. The ordering cost is $30 and annual carrying cost is 50% of the cost of the gallon of soap. The revised price list (cost per gallon) is shown in the following table: What order quantity is optimal? Quantity Unit Price 1-399 $2.00 400-799 1.70 800 + 1.62 520 O 564 O 578 800 O Cannot compute QUESTION 10