Question

21. Check the divisibility of: (i) 21436587 by 9. ​

Answer 1

Answer:

Step-by-step explanation:

    yes , 21436587 is divisible by 9 because ,

              2+1+4+3+6+5+8+7=36

                 and 36 is divisible by 9.

Answer 2

Answer:

Yes, 21436587 is divisible by 9

Step-by-step explanation:

Divisibility rule of 9 :

sum of all digits

i.e 2+1+4+3+6+5+8+7 =  36

and 36 comes in table of 9