A kiosk has different brands of chips. 70% of the stores’ sales are from selling potato chips, 30% of the sales are from other chips and wafers. Every quarter, the store’s sales on average are Rs. 12,00,000. What are their approximate average monthly sales of potato chips?
1
Rs. 3,00,000
2
Rs. 2,80,000
3
Rs. 5,00,000
4
Rs. 6,40,000