Four numbers are in the ratio of 3 : 1 : 7 : 5 respectively. If the su – McqOptions

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1.	Four numbers are in the ratio of 3 : 1 : 7 : 5 respectively. If the sum of these four numbers is 336, then what is the sum of the first and the fourth number?
A.	142
B.	162
C.	168
D.	146
Answer» D. 146

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