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

    Question

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

    82.3 × 644.7 × 723.4

    × 815.85 = 72?
    A 18.9 Correct Answer Incorrect Answer
    B 13.4 Correct Answer Incorrect Answer
    C 15.1 Correct Answer Incorrect Answer
    D 16.25 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    82.3 × 644.7 × 723.4 × 815.85 = 72? 82.3 × 89.4 × (72)3.4 × 911.7 = 72? 811.7 × 911.7 × (72)3.4 = 72?  7211.7 × 723.4 = 72?  7215.1 = 72? ? = 15.1

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