A nonzero number is such that nine times of it is equal to the square of its 75 percent, the numbe

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13 Sep 2010 find the number

A nonzero number is such that nine times of it is equal to the square of its 75 percent, the number is?

OPtion

1) 16
2) 4
3) 8
4) 10
5) 9
6) 6
7) 7.5
8) 12
9) 15
10) 1

Solution

Answer: 9 x = (.75 x)2
Hence x = 16

Correct Option: 1 Best Solution (8)