Question:

25x14 = 40, 36x54=360 ആയാൽ 72x65 = .........

A720

B420

C180

D240

Answer:

B. 420

Explanation:

25x14 = 2x5x1x4 = 40 36x54 = 3x6x5x4 = 360 72x65 = 7x2x6x5 = 420


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