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mathmath333

  • one year ago

There are 4 qualifying examinations to enter into Oxford University: RAT, BAT, SAT, and PAT. An enginner cannot go to Oxford University through BAT or SAT . A doctor on the other hand can go to Oxford University through the RAT ,BAT and PAT but not through SAT. Further there are 3 ways to become a doctor (viz. Foundation, Inter and Final).Find the ratio of number of ways in which an engineer can make it to Oxford University to the number of ways a doctor can make it to oxford university?

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  1. mathmath333
    • one year ago
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    \(\large \color{black}{\begin{align} & \normalsize \text{There are 4 qualifying examinations to enter into Oxford University: }\hspace{.33em}\\~\\ & \normalsize \text{RAT, BAT, SAT, and PAT. An enginner cannot go to Oxford University }\hspace{.33em}\\~\\ & \normalsize \text{ through BAT or SAT . A doctor on the other hand can go to Oxford}\hspace{.33em}\\~\\ & \normalsize \text{ University through the RAT ,BAT and PAT but not through SAT. }\hspace{.33em}\\~\\ & \normalsize \text{ Further there are 3 ways to become a doctor (viz. Foundation, }\hspace{.33em}\\~\\ & \normalsize \text{ Inter and Final).Find the ratio of number of ways in which an engineer}\hspace{.33em}\\~\\ & \normalsize \text{ can make it to Oxford University to the number of ways a doctor can}\hspace{.33em}\\~\\ & \normalsize \text{ make it to oxford university?}\hspace{.33em}\\~\\ & a)\ 3:2 \hspace{.33em}\\~\\ & b)\ 2:3 \hspace{.33em}\\~\\ & c)\ 2:9 \hspace{.33em}\\~\\ & d)\ 9:2 \hspace{.33em}\\~\\ \end{align}}\)

  2. ganeshie8
    • one year ago
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    too much data haha

  3. mathmath333
    • one year ago
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    yes look tough at first sight , deceptive

  4. ganeshie8
    • one year ago
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    we need to find a clever way to organize so that it helps in interpreting easily

  5. mathmath333
    • one year ago
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    yes

  6. ganeshie8
    • one year ago
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    |dw:1441157718151:dw|

  7. ganeshie8
    • one year ago
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    idk if it is useful yet but may be start by filling in that table just put a "ticks" in the corresponding cells if each of engg/doc are allowed

  8. mathmath333
    • one year ago
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    |dw:1441157912927:dw|

  9. ganeshie8
    • one year ago
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    right lets read the problem again

  10. mathmath333
    • one year ago
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    |dw:1441158032672:dw|

  11. ganeshie8
    • one year ago
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    see, suddenly the problem became simpler! I think its eithr 2:3 or 2:9

  12. mathmath333
    • one year ago
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    what about the 3 ways to become doctor , can an engineer become a doctor and then go to oxford

  13. ganeshie8
    • one year ago
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    I don't think engineer can become a doctor, so for engineer there are just 2 ways to go to oxford

  14. ganeshie8
    • one year ago
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    for doctor, he can write any one of the 3 tests(RAT, BAT, PAT), then pick any one of the available 3 programs(Foundation, Inter, Final) therefore there are 3*3 = 9 ways for doctor

  15. ganeshie8
    • one year ago
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    depends on how we interpret the problem

  16. mathmath333
    • one year ago
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    but foundation , inter and final are the ways for becoming a doctor not program after BAT,RAT etc

  17. mathmath333
    • one year ago
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    answer given in book is 2:3

  18. ganeshie8
    • one year ago
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    sounds good to me!

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