Q. Type the missing number in this sequence:1, 2, 4, _____, 16
Identify Sequence Type: Is the given sequence geometric or arithmetic? Each term appears to be multiplied by a common ratio to obtain the next number. The given sequence is likely geometric.
Find Common Ratio: Find the common ratio in the geometric sequence. Two consecutive terms are 1 and 2. 12=2 Common Ratio: 2
Multiply by Ratio: We multiply each term by the common ratio to get the next term. Sequence: 1,2,4,____,16Common Ratio: 2Find the missing number in the sequence. The number before the missing term is 4. 4×2=8Missing Number: 8
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