Advertisements
Advertisements
Question
Test the divisibility of the following numbers by 9:
98712
Advertisements
Solution
A number is divisible by 9 if the sum of its digits is divisible by 9.
98712 is divisible by 9, because the sum of its digits, 9 + 8 + 7 + 1 + 2, is 27, which is divisible by 9.
APPEARS IN
RELATED QUESTIONS
Test the divisibility of the following number by 2:
69435
Test the divisibility of the following number by 4:
2314
Test the divisibility of the following numbers by 5:
723405
Test the divisibility of 12030624 by 8.
Give an example of a number which is divisible by 2 but not by 4.
Write (T) for true and (F) for false against the following statement:
If a number is divisible by both 9 and 10, it must be divisible by 90.
Find the greatest number that will divide 445, 572 and 699, leaving remainders 4, 5, 6 respectively.
Which of the following numbers is divisible by 11?
The least number divisible by each of the numbers 15, 20, 24, 32 and 36 is
Which of the following divisibility rules is based on the sum of digits?
