Thread: SBP-BSC announced 2nd Batch Of YPIP
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Old Monday, November 12, 2012
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Tassawur Tassawur is offline
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Quote:
Originally Posted by sami691 View Post
Let X and Y be two numbers

X + Y = 13
X - Y = 23

Y will be cancelled and 2X=36 or X=18
Put in any of the equation Y will be - 5

X * Y = 18 * -5 = -90
Brother I gave same answer.
But in question is mentioned that sum of them is 13.
Thik hay K sum of 18 and -5 is 13.
Product is 18*-5: -90.
But how difference is 23 ?
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