Question
What will come in place of question mark (?) in the
following series 7 , 14 , 17 , 68, 73 , 438 , ?Solution
7 × 2 = 14 14 + 3 = 17 17 × 4 = 68 68 + 5 = 73 73 × 6 = 438 438 + 7 = 445
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