Question

    In a village, 40% of the families have bikes, 20% have cars and 10% have both bikes and cars. There are 85 families in the village. How many families have neither bikes nor cars?

    A 40 Correct Answer Incorrect Answer
    B 35 Correct Answer Incorrect Answer
    C 34 Correct Answer Incorrect Answer
    D 45 Correct Answer Incorrect Answer
    E none of these Correct Answer Incorrect Answer

    Solution

    ATQ, the family who have Only bikes = 40% the family who have Only cars = 10% the family who have Both bikes and cars  = 10% Thus, the % of families having neither two-wheeler nor four-wheeler is = 100 -(40 + 10 + 10) = 40% So,  85 x (40/100) = 34

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