If (x + 4), (x + 12), (x - 1), and (x + 5) are in proportion then the – McqOptions

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1.	If (x + 4), (x + 12), (x - 1), and (x + 5) are in proportion then the mean proportional between x and (x - 7)is:
A.	9
B.	16
C.	15
D.	12
Answer» E.

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