SawaalBoxसवाल बॉक्स
1995 · Q135Science & TechnologyLogical Reasoning & Puzzlesdifficult

Seven men, A, B, C, D, E, F and G are standing in a queue in that order. Each one is wearing a cap of a different colour like violet, indigo, blue, green, yellow, orange and red. D is able to see in front of him green and blue but not violet. E can see violet and yellow, but not red. G can see caps of all colours other than orange. If E is wearing an indigo-coloured cap, then the colour of the cap worn by F is

  1. (a)blue
  2. (b)violet
  3. (c)red
  4. (d)orange
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Official answer(c) red

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