If y : x : z = 4 : 5 : 6, then find the value of \(\frac{{{\rm{x}} - { – McqOptions

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1.	If y : x : z = 4 : 5 : 6, then find the value of \(\frac{{{\rm{x}} - {\rm{y}} + {\rm{z}}}}{{{\rm{x}} + {\rm{y}} - {\rm{z}}}}\)
A.	3/3
B.	3/7
C.	5/7
D.	7/3
Answer» E.

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