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Join date : 2018-02-19
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Unit digit Empty
PostSubject: Unit digit   Unit digit EmptyWed Feb 21, 2018 8:17 pm

What is the unit digit of 156 x 178 x 147?
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Posts : 19
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Age : 35
Location : PARADI ROAD MAHARAJGANJ -UP

Unit digit Empty
PostSubject: Re: Unit digit   Unit digit EmptySun Feb 25, 2018 5:27 am

What is the unit digit of 2^21 x 7^121.
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