RBI Grade B Officers 2011 dec Paper
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Directions (136–140) : Study the table carefully to answer the questions that follow: >Number of animals in grassland of four different countries in five different years
| Year | Country | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| South Africa | China | Sri Lanka | England | |||||||||
| Tiger | Lion | Bear | Tiger | Lion | Bear | Tiger | Lion | Bear | Tiger | Lion | Bear | |
| 1990 | 145 | 156 | 250 | 320 | 346 | 436 | 280 | 468 | 255 | 423 | 342 | 234 |
| 1995 | 134 | 165 | 354 | 445 | 256 | 542 | 354 | 354 | 343 | 368 | 136 | 345 |
| 2000 | 120 | 135 | 324 | 583 | 325 | 454 | 433 | 345 | 545 | 354 | 267 | 456 |
| 2005 | 110 | 184 | 285 | 466 | 475 | 322 | 343 | 324 | 546 | 562 | 235 | 567 |
| 2010 | 160 | 224 | 264 | 411 | 535 | 534 | 535 | 532 | 453 | 349 | 345 | 324 |
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Question : 136 of 200
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What was the average number of tigers in grassland of Sri Lanka over all the years together ?
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