Question

    √3601 × √(224) ÷ √102 =

    ? What approximate value should come in place of question mark (?) in the following questions? (You are not expected to calculate the exact value.)
    A 108 Correct Answer Incorrect Answer
    B 100 Correct Answer Incorrect Answer
    C 90 Correct Answer Incorrect Answer
    D 110 Correct Answer Incorrect Answer
    E 70 Correct Answer Incorrect Answer

    Solution

    Here, terms of the given expressions can also be written as: √3601 × √(224) ÷ √102 = ? √3600 × √(225) ÷ √100 = ?  ⇒ 60 × 15 ÷ 10 = ?  ⇒ ? = 90 

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