Study the table carefully to answer the questions that follow:
Number of animals in grassland four different countries in five different years
What was the average number of tigers in grassland of Sri Lanka over all the years together ?
Total number of tigers in grassland of Sri Lanka over all the years together
= 280 + 354 + 433 + 343 + 532
= 1942
=> Required average = $$\frac{1942}{5}$$
= $$388.4 \approx 389$$
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