Advertisements
Advertisements
प्रश्न
If 123123A4 is divisible by 11, find the value of A.
उत्तर
Given, 12312344 is divisible by 11, then we have (1 + 3 + 2 + 4) – (2 + 1 + 3 + 4) is a multiple of 11.
i.e. (6 + 4) – 10 = 0, 11, 22,...
⇒ A – 4 = 0, 11, 22,...
⇒ A – 4 = 0 ...[A is a digit of the given number]
⇒ A = 4
APPEARS IN
संबंधित प्रश्न
Without performing actual addition and division write the quotient when the sum of 69 and 96 is divided by
(i) 11
(ii) 15
Given an example of a number which is divisible by both 4 and 8 but not by 32.
Which of the following statement is true?
The sum of two consecutive odd numbers is always divisible by 4.
Now you try and change these numbers into special numbers —
28
If 6A × B = A 8 B, then the value of A – B is ______.
If A × 3 = 1A, then A = ______.
If B × B = AB, then either A = 2, B = 5 or A = ______, B = ______.
If AB + 7C = 102, where B ≠ 0, C ≠ 0, then A + B + C = 14.
1y3y6 is divisible by 11. Find the value of y.
Fill in the blank space in the same way.
