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Question

If the incomes of company B in 2012 and 2013 were in the ratio 3 : 4, find the ratio of expenditures of that company in these 2 years?
  1. 45 : 58
  2. None of these
  3. 48 : 55
  4. 42 : 53
  5. 58 : 45


Solution

The correct option is A 45 : 58
Income 1992:1993=3:4=30:40
45=(30E)×100E
45E100=30E
9E20=30E
9E=60020E
29E=600
E=60029.............1992
50=(40E)×100E
50E100=40E
E=2(40E)
E=802E
3E=80
E=803
Ratio =(60029)(803)=600×329×80
=18002320=180232=4558

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