A kiosk has different shakes and other healthy drinks. 85% of the kiosk’s sales are from selling shakes. Every quarter, the store’s sales, on an average, are Rs. 1,50,000. What is their approximate average monthly sale from health drinks other than shakes?

• A. Rs. 7,500
• B. Rs. 2,000
• C. Rs. 2,500
• D. Rs. 7,000