SSC MTS 5 Oct 2021 Shift 1 Paper

A retailer opens her outlet on all seven days of the week. It is observed that her average sales for Saturdays and Sundays combined is Rs. 300, and Rs. 200 for the remaining five days combined. For a month starting on a Saturday, it was found that the total sales were Rs. 7,000. Which among the following months it could be?