Multiple choice

Which information are necessary to answer the questions asked- What is the present age of Sanjeev? I. Sanjeev is 4 years elder than Anuj. The ratio of the age of Anuj and Vipin is 4 : 5. II. Vipin is 1 year older than Sanjeev and the present age of Anuj is 20 years. III. The present age of Sanjeev is 5 years less than the age of Mohan.

  1. Any two are sufficient

  2. II and III together are sufficient

  3. I and II together are sufficient

  4. All three together are sufficient

  5. All three together are not sufficient
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

From statement II: Anuj = 20 years, and Vipin = Sanjeev + 1. From statement I: Sanjeev = Anuj + 4 = 24, Vipin/Anuj = 5/4, so Vipin = 25 which matches Vipin = Sanjeev + 1. Statements I and II together give Sanjeev's age as 24. Statement III about Mohan is irrelevant.

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