PLEASE CHECK THE ANSWER
Kalyan, the answer calculated by you for Q.4 is correct. However, again you have opted the incorrect method. Please go through the following link and browse to the topic of 'Format of Statement of Profit and Loss' and please solve the question with correct method. Also, please take the withdrawal of goods and cash together as drawings.
https://www.meritnation.com/cbse/class11-commerce/studymaterial/accountancy/financial-accounting-part-ii/accounts-from-incomplete-records/395_2373_14071#slide3_statement-of-profit-and-loss
https://www.meritnation.com/cbse/class11-commerce/studymaterial/accountancy/financial-accounting-part-ii/accounts-from-incomplete-records/395_2373_14071#slide3_statement-of-profit-and-loss