1.

Find the remainder when 5 1439 7863 is divided by 3 . Do this without actual division.

Answer»

Answer:

1

Step-by-step explanation:

5+1+4+3+9+7+8+6+3= 46= 45+1

As we know, for divisiblity by 3, sum of the DIGITS in no.= any multiple of 3

Since here, the sum of GIVEN number is 1 more than multiple of 3, 1 is the remainder.

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