In a bar graph representing the annual financial performance of a company, the income and expenditure (in ₹ crores) from 2018 to 2022 are recorded. If the data shows the ratios of income to expenditure as 1.4 for 2018, 1.5 for 2019, 1.6 for 2020, 1.3 for 2021, and 1.8 for 2022, in which year is the ratio of income to expenditure the second highest?

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?