Addition Question

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Source: — Problem Solving |

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by chintudave » Sun Feb 22, 2009 2:15 pm
m + n = (z+4) + (y+e) = (z+e) + (y+4) = 10 + (-5) = 5

Hence C

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by chetanojha » Mon Feb 23, 2009 3:57 am
Hi Chintudave,


Not sure how did you got that formula. Is they any theory available for this or I missed something?

Thanks

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by chetanojha » Mon Feb 23, 2009 3:58 am
Hi Chintudave,


Not sure how did you got that formula. Is they any theory available for this or I missed something?

Thanks

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by bmlaud » Mon Feb 23, 2009 4:57 am
The Table represents 9 equations
x+4=1
x+e=7
x+f=2

y+4=-5
y+e=n
y+f=-4

z+4=m
z+e=10
z+f=5

so m+n = y+e+z+4 ; y+4 = -5 and z+e = 10; 10-5 = 5
"Great works are performed not by strength but by perseverance."

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by naaga » Mon Feb 23, 2009 5:58 am
Mr chintudave, approach is excellent .

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by welcome » Mon Feb 23, 2009 12:41 pm
M=4+Z = 4+10-E = 14-E ------------------(1)
N=E+Y = E-9 ---------------------(2)

ADD 1 AND 2

M+N = 14-E+E-9 = 5 ANS. C
Shubham.
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