Solution:
a-1) Calculation of the number of shares used for calculating Basic Earning per share
No. of shares period
752000 3/12 188000
1314000 9/12 985500
Weighted average No of shares outstanding 1173500
a-2) Calculation of the number of shares used for calculating Diluted Earning per share
No. of shares period
752000 3/12 188000 1314000 3/12 328500 with Bonds 1340400 6/12 670200
Weighted average No of shares outstanding 1186700
Each bonds to per converted into 44 common stock
i.e. 600 Bonds *44 common=26400 Potential equity shares
b-1) Calculation of earning figures to be used for calculating Basic Earning per share
After Tax net Income will be earnings = $1614000
b-2) Calculation of earning figures to be used for calculating Diluted Earning per share
After tax net Income 1614000
Interest for the 2017 =600000*7*6/12 21000
Tax effect on Interest @40% 8400 12600 1626600
Earnings = 1626600