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Posted by **snigda** on Tuesday, December 11, 2012 at 1:33pm.

- maths --plse help me.. -
**Steve**, Tuesday, December 11, 2012 at 2:37pmif there are x,y,z notes for 5,10,20 rupees, respectively, then

x = 2y+1

z = y-5

5x+10y+20z = 185

(x,y,z) = (15,7,2)

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