Railways R.R.C. (Chennai) Solved Paper Held on 17-11-2013

  • question_answer
    If a man can eat 98 chapaties of 6 inches diameter. how many chapaties of 42 inches diameter can be eat?

    A) 2                     

    B) 4

    C) 6                                 

    D) 8

    Correct Answer: A

    Solution :

    Radius of chapaties of 6 inches diameter R = 3 inches and radius of chapaties of 42 inches diameter \[r=\frac{42}{2}=21\] Now, required number of chapaties \[=\frac{98\times \pi {{(3)}^{2}}}{\pi {{(21)}^{2}}}\] = 2

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