Question

    Find the value of {(3125) (n/5)  × 5

    (2n + 2) }/ {25 n  × 5 (n - 1) }   
    A 25 Correct Answer Incorrect Answer
    B 125 Correct Answer Incorrect Answer
    C 625 Correct Answer Incorrect Answer
    D 5 Correct Answer Incorrect Answer

    Solution

    {(3125) (n/5) × 5(2n + 2)}/ {25n × 5(n - 1)}    = 5(n + 2n + 2) / 5(2n + n - 1) = 5(3n + 2)/5(3n - 1) = 5(3n + 2- 3n + 1) = 53 = 125.

    Practice Next

    Relevant for Exams: