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താഴെ പറയുന്ന ശ്രേണിയിലെ അടുത്ത സംഖ്യയേത് ? 3, 12, 30, 66 ______

A264

B90

C138

D300

Answer:

C. 138

Read Explanation:

3+ 9 = 12 12 + 18 = 30 30 + 36 = 66 66 + 72 = 138

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