1.

 Find the numbers which are in the ratio 3 : 2 : 4 such that the sum of the first and the second added to the difference of the third and the second is 21 ?

A. 12, 8, 16
B. 6, 4, 8
C. 9, 6, 24
D. 9, 6, 12
Answer» E.


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