Q.

About 71 % of Earth’s surface is covered with water. Of these only this percentage is useful to us.    

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Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya

a

4%

b

21%

c

10%

d

1%

answer is A.

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