If $137 + 276 = 435$ how much is $731+672?$
Answer. C.
(137)_{8 }+ (276)_{8 }= (435)_{8 }
So basically the number are given in Octal base.
Similarly, addition of 731,672 gives 1623 in octal.
This is Octal number and this is how we have to solve it
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