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JEE Advanced Maths: Basic Mathematics (Ratio and Proportion) questions with solutions

1 questions with worked solutions.

Questions

Q1. If a/b = 3/5 and b/c = 7/13, find the ratio a: b: c.

  1. 21: 35: 65
  2. 15: 25: 39
  3. 3: 5: 7
  4. 13: 7: 5

Answer: 21: 35: 65

Express both ratios with the same value of b, then read off a: b: c.

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