here are five friends (A,B,C,D,E) whose present age is 23.4 years 20 years later ratio ofage of A to D will be 4:5 while 12 years later ratio ofpresent age of B to that of C is 3:2 average of present age of B and D is equal to preaent of E weight of A,B,C,D,E ARE IN THE AP ANnd the difference between weights of A and E (E>A) is 12 kg and the weight of C is 61 kg find the ratio off present age of B tothat of E
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