The average revenues of 9 consecutive years of a company is Rs 65 lakhs. If the average of first 5 years is Rs 60 lakhs and that of last 5 years is Rs 72Â lakhs, find the revenue for the 5th year.

• A. Rs 77 lakhs
• B. Rs 75 lakhs
• C. Rs 73 lakhs
• D. Rs 71 lakhs