Suppose you have the following information from Muscat stock market

Stock	Share outstanding	Base day Closing price	Second day closing price
Salalah company	40	5	2.8
Dhofar power company	30	2	3.1
Oman company	20	2.7	2.1
Dhofar bank	50	5	1.8

Calculate

1. Price weighted index

2. Value weighted index

Question one

suppose you work as a financial analyst in a broker company at Muscat security market. you are given the following information about a bond to calculate the Modified duration in order to help the company to determine the bond's sensitivity to interest rate changes

Face value	Coupon rate	Yield to maturity	Maturity date
1000	0.10	0.05	7 years