If 60% of (x - y) = 45% (x + y) and y = k% of x, then 21% of k is equa – McqOptions

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1.	If 60% of (x - y) = 45% (x + y) and y = k% of x, then 21% of k is equal to:
A.	1
B.	7
C.	3
D.	6
Answer» D. 6

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