Comprehension Passage
Read the following statements carefully and answer the questions given below.
The average weight of three persons A, B, and C is ‘x’. If the weight of B is 50% more than the weight of A but 25% less than the weight of C, then the average weight of persons A and B is (x - 15) and the average weight of persons B and C is (x + 120)/2.
If the weight of D is 20 kg more than the average weight of A and C, find the ratio between the weight of B and D.
1
13: 9
2
9: 11
3
12: 13
4
14: 11
5
15: 8