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Question

The next term in the geometric sequence 1, 3, 9, 27, 81, ….. is


A

251

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B

243

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C

273

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D

253

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Solution

The correct option is B

243


In the given pattern 1, 3, 9, 27, 81, ….. consecutive terms are formed by multiplying the preceding term by 3.

1 × 3 = 3
3 × 3 = 9
9 × 3 = 27
27 × 3 = 81

So, the next term in the geometric sequence will be 81 × 3 = 243.


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