Question

If a number is divisible by 9, then the number is always divisible by;

(Choose correct one)

a) 3 b) 6

c) Both 3 & 6 c) All of these​

Answer 1

Answer:

all if these

Step-by-step explanation:

option d 3 and 6

Answer 2

3

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Step-by-step explanation:

Since 9 is divisible by 3, every number divisible by 9 will be also be divisible by 3. This happens because in the divisibilty test formula of 9, the sum of the digits should be divisible by 9. If this sum is divisible by 9, it automatically is divisible by 3 since 3 is a factor of 9.