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  • Aptitude on Verbal and Numerical Ability Online Quiz
  • If a:b = 5:9 and b:c = 4:7, find a:b:c.
Multiple choice

If a:b = 5:9 and b:c = 4:7, find a:b:c.

  1. 25:35:65

  2. 20:36:63

  3. 33:45:22

  4. 20:45:63

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

a:b = 5:9, b:c = 4:7. To combine, make b equal: a:b = 20:36, b:c = 36:63. Thus, a:b:c = 20:36:63.

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