The following table shows the imports and exports (in Rs.crore) of a country over 4 years (2016 to 2019).
The average trade balance (in Rs.crores) is:
Trade balance (in Rs.crores) in 2016 = 130 - 125 = 5
Trade balance (in Rs.crores) in 2017 = 150 - 145 = 5
Trade balance (in Rs.crores) in 2018 = 175 - 165 = 10
Trade balance (in Rs.crores) in 2019 = 200 - 188 =Â 12
Average trade balance (in Rs.crores) = $$\frac{5 + 5 + 10 + 12}{4}$$ = 32/4 = 8Â
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