Question

    Among five iron balls P, Q, R, S and T, the weight of Q is 5 kg, which is double the weight of P. The weight of S is half the weight of T. The weight of R is equal to the weight of P and Q taken together. The weight of T is four times the weight of R. What is the weight of S?

    A 10 kg Correct Answer Incorrect Answer
    B 30 kg Correct Answer Incorrect Answer
    C 15 kg Correct Answer Incorrect Answer
    D 7.5 kg Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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