Latest general Aptitude Question SOLUTION: The unit digit of expression 23^2*565^4*91^4 ?

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(#M40011312) GENERAL question Keep an EYE

The unit digit of expression
23^2*565^4*91^4 ?

Asked In general Madhu (11 years ago)

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redlapalli  (11 years ago)

take units digit in the expression in 23 units digit is 3 then see 3^2 u'll get 9 and in 565 units digit is 5 see 5^4 u'll get units digit 5 and in 91 units digit is 1 see 1^4 u'll get 1 then u mutiply all units digits u got ie 9*5*1 u'll get 45 in question they had asked only units digit then the answer is 5..

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K@t$  (11 years ago)

the unit digit will be 5

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Rakesh Kumar  (11 years ago)

Answer will be 5.

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Tanusree Mondal  (10 years ago)

(23*23*565*565*565*565*91*91*91*91*91)%10
=(3*3*5*5*5*5*1*1*1*1)%10
=(9*25*25)%10
=45%10
=5

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