321:9::512:15::841:40::75:?
siddhartharao77:
recheck the question gautam
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321:9::512:15::841:40::75:4
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Okk..Let me correct the question :
321:9::512:15::841:40::751 : ?
The answer is 42.
3 * 2 + 1 = 3 * 3 = 9
5 * 1 + 2 = 5 * 3 = 15
8 * 4 + 1 = 8 * 5 = 40
7 * 5 + 1 = 7 * 6 = 42
Hope this helps!
321:9::512:15::841:40::751 : ?
The answer is 42.
3 * 2 + 1 = 3 * 3 = 9
5 * 1 + 2 = 5 * 3 = 15
8 * 4 + 1 = 8 * 5 = 40
7 * 5 + 1 = 7 * 6 = 42
Hope this helps!
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