Question

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

    35,48,63,80,

    ?
    A 95 Correct Answer Incorrect Answer
    B 85 Correct Answer Incorrect Answer
    C 99 Correct Answer Incorrect Answer
    D 89 Correct Answer Incorrect Answer

    Solution

    6  × 5+5=30 , 7 ×  6+6=48, 8  × 7+7=63,9  × 8+8=80 , 10  × 9 +9=99

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