यदि x,y से 20% कम है,तो y-x/y,x/x-y ज्ञा – McqOptions

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1.	यदि x,y से 20% कम है,तो y-x/y,x/x-y ज्ञात करें।
A.	2/5,5/2
B.	5,-1/4
C.	3/5,-5/3
D.	1/5,-4
Answer» E.

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