Question
Which of the following numbers will replace the question
mark (?) in the given series? 5, 10, 30, 120, ?, 4320Solution
5 × 2 = 10 10 × 3 = 30 30 × 4 = 120 120 × 6 = 720 720 × 6 = 4320 Hence, the missing number is 720.
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