A researcher clips pinnae of $20$ rabbits trapped in a section of forest and released them. After a fortnight he traps $28$ rabbits in the same section of forest and notices $4$ of them with clipped pinnae. His estimate of rabbit population in the sector of the forest should be?

2240

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560

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140

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112

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Solution

The correct option is C $140$
20 rabbits trapped and clipped,
A fortnight later 28 rabbits trapped,
4 of the rabbits with clipped pinnae,
Therefore, rabbit population in the sector of the forest should be => 20/4 x 28 = 140

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A researcher clips pinnae of 20 rabbits trapped in a section of forest and released them. After a fortnight he traps 28 rabbits in the same section of forest and notices 4 of them with clipped pinnae. His estimate of rabbit population in the sector of the forest should be?

The correct option is C 14020 rabbits trapped and clipped,A fortnight later 28 rabbits trapped,4 of the rabbits with clipped pinnae,Therefore, rabbit population in the sector of the forest should be => 20/4 x 28 = 140

A researcher clips pinnae of $20$ rabbits trapped in a section of forest and released them. After a fortnight he traps $28$ rabbits in the same section of forest and notices $4$ of them with clipped pinnae. His estimate of rabbit population in the sector of the forest should be?

The correct option is C $140$
20 rabbits trapped and clipped,
A fortnight later 28 rabbits trapped,
4 of the rabbits with clipped pinnae,
Therefore, rabbit population in the sector of the forest should be => 20/4 x 28 = 140