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    Question

    The average temperature of Monday, Tuesday, Wednesday

    and Thursday is 50┬░. The average temperature for Tuesday, Wednesday, Thursday and Friday is 60┬░. If the ratio of temperature for Monday and Friday is 1 : 5, then what is the temperature of Friday?
    A 52┬░ Correct Answer Incorrect Answer
    B 53┬░ Correct Answer Incorrect Answer
    C 50┬░ Correct Answer Incorrect Answer
    D 55┬░ Correct Answer Incorrect Answer

    Solution

    ATQ: M + Tu + W + Th = 200┬░-----(1) Tu + W + Th + F = 240┬░ ------(2) Subtracting eq 1 from 2 we get, F - M = 40┬░ 5x - x = 40┬░ x = 10┬░ Therefore, temperature of Friday = 50┬░

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