3 ×4 = 25, 5 × 6 = 61, 6 × 7 = 85 എങ്കിൽ 9 × 10 = ?A109B910C181D190Answer: C. 181 Read Explanation: 3 × 4 = 25 ( = 3² + 4²) 5 × 6 = 61 (= 5² + 6²) 6 × 7 = 85 (= 6² + 7²) 9 × 10 = 9² + 10² = 81+100 =181Read more in App