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ഇനിപ്പറയുന്ന സംഖ്യാ ശ്രേണിയിൽ, ഒരു തെറ്റായ സംഖ്യ നൽകിയിരിക്കുന്നു. തെറ്റായ സംഖ്യ കണ്ടെത്തുക.

3, 5, 13, 53, 177, 891

A53

B5

C891

D177

Answer:

A. 53

Read Explanation:

3 × 1 + 2 = 5 5 × 2 + 3 = 13 13 × 3 + 4 = 43 ≠ 53 43 × 4 + 5 = 177 177 × 5 + 6 = 891


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