SawaalBoxसवाल बॉक्स
2010 · Q78Science & TechnologyLogical Reasoning & Puzzleseasy

In a group of five persons A, B, C, D and E, there is a professor, a doctor and a lawyer. A and D are unmarried ladies, and do not work. Of the married couple in the group, E is the husband. B is the brother of A and is neither a doctor nor a lawyer. Who is the professor?

  1. (a)B
  2. (b)C
  3. (c)A
  4. (d)Cannot be determined with the available data
Show answerHide answer

Official answer(a) B

2010 · Q80Science & TechnologyLogical Reasoning & Puzzlesmoderate

Half of the villagers of a certain village have their own houses. One-fifth of the villagers cultivate paddy. One-third of the villagers are literate. Four-fifth of the villagers are below twenty-five. Then, which one of the following is certainly true?

  1. (a)All the villagers who have their own houses are literate
  2. (b)Some villagers under twenty-five are literate
  3. (c)A quarter of the villagers who have their own houses cultivate paddy
  4. (d)Half of the villagers who cultivate paddy are literate
Show answerHide answer

Official answer(b) Some villagers under twenty-five are literate