40 * 14 = 11 Maths Puzzle

Q.

If you are a genius solve it:-

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40 * 14 = 11

30 * 13 = 12

20 * 12 = 6

10 * 11 = ?

A.

Answer is 2. The numbers are sum of the digits of products.

Many thanks to Wali and Ajay for the answer !! ( Comments Below)

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