If M : N = 2 : 7 and M : O = 4 : 3, then what is (M + N) : (N + O)? – McqOptions

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1.	If M : N = 2 : 7 and M : O = 4 : 3, then what is (M + N) : (N + O)?
A.	18 : 17
B.	17 : 19
C.	17 : 7
D.	18 : 3
Answer» B. 17 : 19

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