Time Co had an average receivable days outstanding of $50$ days in $2017.$ The company is trying to reduce its receivable days from $50$ to $44$ days. The ending receivbles inn $2017$ were Rs $2000$ million and for $2018,$ it is expected to increase to Rs $2500$ million $.$Calculate the approximate revenue required to achieve the estimated target.$($ignore the averaging$)$

A$.$ Rs $18,738$

B$.$ Rs $6,139$

C$.$ Rs $20,739$

D$.$ Rs $5,897$