The table given below shows the marked price and the value of discount of five different articles. ArticleMarked priceDiscountARs. 350Rs. 70BRs. 650Rs. 75CRs. 450Rs. 66DRs. 750Rs. 72ERs. 850Rs. 80 Selling price = Marked price - Discount L1 = The value of the average discount of articles C and D. L2 = Sum of the selling price of all articles. Find the value of L2 + L1.

In a data table, the production of rice for country Q and country R is 60 lakh tons and 54 lakh tons respectively. The production of wheat for country S and country T is 52 lakh tons and 52 lakh tons respectively. What is the ratio of the total production of rice of countries Q and R to the total production of wheat of countries S and T?

In a survey of 5 countries (P, Q, R, S, T), the rice production values are 40, 60, 54, 70, and 51 lakh tons respectively. What is the average production of rice (in lakh tons) across all 5 countries?