Question

    8 years ago, the ratio of the ages of Kim and Lee was

    7:5. The present age of Ron is 15 years more than one-fourth of Lee’s present age. Find Ron's present age if Kim’s age in 4 years will be 40 years.
    A 17 years Correct Answer Incorrect Answer
    B 22 years Correct Answer Incorrect Answer
    C 26 years Correct Answer Incorrect Answer
    D 24 years Correct Answer Incorrect Answer
    E 30 years Correct Answer Incorrect Answer

    Solution

    Kim and Lee's ages 8 years ago = 7x and 5x Present ages = 7x + 8, 5x + 8 Kim's present age = 40 - 4 = 36 years → 7x = 36 - 8 = 28 → x = 4 Lee's present age = 5(4) + 8 = 28 Ron's present age = (1/4) * 28 + 15 = 22

    Practice Next