The next number of the following series is 40,60,47,53,54,...... a)33b)39c)46d)61
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61 is the answer .....
skmdramij47:
How ?
How?
every time in the series no 7 is decreased for example between 40 and 60 20 is the difference then 7 is decreased and the difference between 60 and 47 is 20-7=13
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