Question 93

If 14 * 64 = 39, 25 * 37 = 31 and 9 * 17 = 13, then whatwill be 52 * 46?

Solution

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14 * 64 = 39, 7 + 32 = 39

25 * 37 = 31, 12.5 + 18.5 = 31

9 * 17 = 13, 4.5 + 8.5 = 13

So, 52 * 46 = 26 + 23 = 49

 

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