Jignesh is 23 years old and plans to retire at 60.

Jignesh is 23 years old and plans to retire at 60. His life expectancy is 70 years. You being his CWM® estimate that his client will require Rs. 40,000/- in the first month after retirement. Inflation rate is 5% p.a. and the rate of return is 7% p.a. Currently Jignesh has investment of Rs. 50,000/- @ 7% rate of interest. What will be the extra savings per month at begin required in order to achieve this?