The present ages of A and B are in the ratio 3 : 4 and ratio of B and C is 1 : 2 and ratio of C and D is 4 : 3. If the age of D is 72 years, then find the age of the oldest of the four.

1
86 yrs
2
80 yrs
3
78 yrs
4
82 yrs
5
96 yrs

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