New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    What will come in place of the question mark (?) in the following question?

    64.5% of 800 +  36.4% of 1500 = (?)² +

    38
    A 32 Correct Answer Incorrect Answer
    B 38 Correct Answer Incorrect Answer
    C 42 Correct Answer Incorrect Answer
    D 48 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    64.5/100× 800 + 36.4/100× 1500 = ?² + 38 516 + 546 = ?² + 38 ?² = 516 + 546 – 38 ?² = 1024 ? = √1024 ? = 32

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