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3 ×4 = 25, 5 × 6 = 61, 6 × 7 = 85 എങ്കിൽ 9 × 10 = ?

A109

B910

C181

D190

Answer:

C. 181

Read Explanation:

3 × 4 = 25 ( 3 ^2 + 4 ^2) 5 × 6 = 61 ( 5 ^2 + 6 ^2) 6 × 7 = 85 ( 6 ^2 + 7 ^2) 9 × 10 = 9 ^2 + 10 ^2 = 81+100 =181


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