Recent content by Pro7

  1. Pro7

    Challenge Ready for a Summer Math Challenge?

    I have got the solution to question 3 as follows angles are A=60, B=105 , C=15 (all in degrees) BD/CD = tan(15) ...(15 also is in degrees) I am having a hard time uploading the proof as I've done it in a note book and I am not quite sure how to write mathematical statements here.(I am well aware...
  2. Pro7

    Challenge Micromass' big August challenge

    question 3 , previous high school challenges if we observe the numbers are increasing as the sequence progresses, and the presence of sq.roots indicate that there are squares present too...therefore according to my calculations the ans should be 3. this is because, 3 can be written as root...
  3. Pro7

    Challenge Can You Solve These Challenging Riddles and Win a Prize?

    I think the leader should stand at position 768 from the person he chooses in the clockwise direction .
  4. Pro7

    Challenge Micromass' big probability challenge

    For the cereals question I suppose , as the probability of getting a type of toy is 1/20, we have to buy 400 cereal boxes.I'm not so sure but a try anyways.
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