If a : b = 6 :7 and b : c = 8 :9 then a:c is equal to?

  1. 16 : 21
  2. 27 : 28
  3. 6 : 9
  4. 1: 2
Anurag Mishra Professor Asked on 26th January 2016 in Maths.
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    Answer:  (1) 16: 21 

    Anurag Mishra Professor Answered on 26th January 2016.
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