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    Question

    90 percent of first number is equal to 40 percent of the

    second number. What is the respective ratio of the first number to the second number?
    A 4:9 Correct Answer Incorrect Answer
    B 3:2 Correct Answer Incorrect Answer
    C 7:9 Correct Answer Incorrect Answer
    D 5:3 Correct Answer Incorrect Answer

    Solution

    Let the first number be x and the second number be y. According to the question, => 90% of x = 40% of y┬а =>┬аx/y = 40/90 So, required ratio = x : y = 4:9

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