Answers

2015-08-04T18:31:20+05:30
Let the number be 'x'
Given 2x is 45 greater than x/2 
 2x-x/2 = 45
3x/2 = 45
⇒ 3x = 45×2
3x = 90
 x = 90/3 = 30 .
Therefore the number is 30 .
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2015-08-04T18:32:17+05:30
let the no.be x,then,
2x = x/2 + 45

2x - x/2 = 45
(4x-x)/2 = 45
3x/2 = 45
3x = 90
hence,x = 90/3 = 30

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