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    Question

    In a garden having rose, tulip, and lily plants, the ratio

    of the number of rose, tulip, and lily plants is 3:5:7, respectively, and the average number of plants of each type is 105. What is the average number of rose and tulip plants in the garden?
    A 92 Correct Answer Incorrect Answer
    B 84 Correct Answer Incorrect Answer
    C 55 Correct Answer Incorrect Answer
    D 45 Correct Answer Incorrect Answer

    Solution

    ATQ,

    Let the number of rose plants in the garden = ‘3x’

    Then, the number of tulip plants in the garden = ‘5x’

    And, the number of lily plants in the garden = ‘7x’

    According to the question,

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