Question

write the divisibility tests of 2,3,5,9 and 10​

Answer 1

Answer:

2- The number in the units place should be even ie: 0,2,4,6 or 8. Ex: 12

3- The sum of all the digits in the number should be divisible by 3. Ex: 3+5+7 = 15 (3*5)

5- The number in the units place should be 0 or 5. Ex: 200

9- The sum of all the digits in the number should be divisible by 9. Ex: 7+5+6 = 18 (9*2)

10- The number in the units place should be 0. Ex: 30