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    Question

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

    440                 

    482               526                   572                 ?              670
    A 625 Correct Answer Incorrect Answer
    B 620 Correct Answer Incorrect Answer
    C 640 Correct Answer Incorrect Answer
    D 596 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    212 – 1 = 441 – 1 = 440 222 – 2 = 484 – 2 = 482 232 – 3 =  529 – 3 = 526 242 - 4 =  576 – 4 = 572 252 – 5 = 625 – 5 = 620 262 – 6 = 676 – 6 = 670

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