Advertisements
Advertisements
प्रश्न
A number is divisible by 11 if the differences between the sum of digits at its odd places and that of digits at the even places is either 0 or divisible by ______.
Advertisements
उत्तर
A number is divisible by 11 if the differences between the sum of digits at its odd places and that of digits at the even places is either 0 or divisible by 11.
Explanation:
By test of divisibility by 1, 1, we know that, a number is divisible by 11, if the sum of digits at odd places and even places are equal or differ by a number, which is divisible by 11.
APPEARS IN
संबंधित प्रश्न
Given an example of a number which is divisible by 2 but not by 4.
Given an example of a number which is divisible by 4 but not by 8.
Which of the following statement is true?
If a number is divisible by both 9 and 10, it must be divisible by 90.
Now, look at this —
Check if it is true or not.
If a 3-digit number abc is divisible by 11, then ______ is either 0 or multiple of 11.
If A × 3 = 1A, then A = ______.
Number 7N + 1 will leave remainder 1 when divided by 7.
If a number a is divisible by b, then it must be divisible by each factor of b.
Find the value of k where 31k2 is divisible by 6.
Fill in the blank space in the same way.
