नीचे दी गई तालिका के आधार पर, जो पांच वर्षों में देश A, B और C की जनसंख्या को दर्शाती है, सभी वर्षों को मिलाकर किस देश की कुल जनसंख्या न्यूनतम है? वर्षदेश Aदेश Bदेश C20145000800011000201510000800014000201611000900013000201712000900016000201890001100014000

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?