Divisibilty Rules

Advanced 467 Reasoning Puzzles Book SBI PO 2018
.1  Divisibility by 2:
A number is divisible by 2 if its unit digit is any of 0, 2, 4, 6, 8.
 2.       Divisibility by 3:
A number is divisible by 3 only when the sum of its digits is divisible by 3.
 3.       Divisibility by 9:
A number is divisible by 9 only when the sum of its digits is divisible by 9.
 4.      Divisibility by 4:
A number is divisible by 4 is the sum of its last two digits is divisible by 4.
 5.       Divisibility by 8:
A number is divisibility by 8 if the number formed by hundred’s ten’s and unit’s digit of the given number is divisible by 8.
 6.       Divisibility by 10:
A number is divisible by 10 only when it’s unit digit is 0.
 7.       Divisibility by 5:
A number is divisible by 5 only when it’s unit digit is 0 or 5.
 8.       Divisibility by 11:
A number is divisible by 11 if the difference between the sum of its digits at odd places and the sum of its digits at even places is either 0 or a number divisible by 11.