Question

    What approximate value will come in place of the question

    mark (?) in the following question? (Note: You are not expected to calculate the exact value.) (45.02²- 14.99²) ÷ 8.99 = ? X 25.02
    A 29 Correct Answer Incorrect Answer
    B 69 Correct Answer Incorrect Answer
    C 8 Correct Answer Incorrect Answer
    D 19 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    (45.02²- 14.99²) ÷ 8.99 = ? X 25.02

    (45²- 15²) ÷ 9 ~ ? X 25

    1800 ÷ 9 ~ ? X 25

    200 ~ ? X 25

    ? ~ (200/25)

    ? ~ 8

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