Question

Find the smallest digit that should replace*to make 67*19 divisible by 3

Answer 1

Answer:

according to the divisibility test

the number is divisible by 3 only when sum of all digits of a number is divisible by 3

so,

6+7+1+9=23

23 is not divisible by 3 but the closest number divisible by 3 is 24

thus we have to add 1 at the place of *

Step-by-step explanation:

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