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

    Question

    What value should come in the place of (?) in the following questions?

    262 × 15 + (?)² =

    4099
    A 21 Correct Answer Incorrect Answer
    B 9 Correct Answer Incorrect Answer
    C 13 Correct Answer Incorrect Answer
    D 5 Correct Answer Incorrect Answer
    E 11 Correct Answer Incorrect Answer

    Solution

    262 × 15 + (?)² = 4099 => 262 × 15 + (?)² = 4099 => 3930 + (?)² = 4099 => (?)² = 4099 – 3930 => (?)² = 169 => ? = 13

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