Question

3126 is a multiple of 9 then find the value of z​

Answer 1

Answer:

Given that 3126 is a multiple of 9. According to the divisibility rule of 9, the sum of all the digits should be a multiple of 9. Therefore,. 3+1+2+6=12 OR 24

Answer 2

Answer:

0 or 9

Step-by-step explanation:

Given that 31z5 is a multiple of 9. 

According to the divisibility rule of 9, the sum of all the digits should be a multiple of 9. 

Therefore, 

3+1+z+5=9 OR 18

⇒z=9−9=0

⇒z=18−9=9