stock	number of shares	price @ T	price @ T+1
microsoft	28000000	85	95
boeing	12000000	60	75
ford motors	18000000	15	25

a)Construct a price weighted index for the three stocks and comute the percentage change in index for the period from T to T+1.

b)Construct a vale weighted index for the three stocks and comute the percentage change in index for the period from T to T+1.

c) Explain as to why there is a difference in the results for the two indexes