Question

the divisibility of 71712 by 3 and 4​

Answer 1

Step-by-step explanation:

divisibility of 3 -if sum of all number is divisible by 3 then the number is divisible by 3

7+1+7+1+2=18, 18 is divisible by 3 therefore 71712 is divisible by 3

divisibility of 4 - if last two digit of number are divisible by 4 then number is divisible by 4

in 71712, 12 is number formed by last two digit and 12 is divisible by 4 therefore 71712 is divisible by 4