Advertisements
Advertisements
प्रश्न
If 123123A4 is divisible by 11, find the value of A.
Advertisements
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
Given an example of a number which is divisible by 3 but not by 6.
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.
Now you try and change these numbers into special numbers —
132
If A × 3 = 1A, then A = ______.
If AB + 7C = 102, where B ≠ 0, C ≠ 0, then A + B + C = 14.
If N ÷ 5 leaves remainder 3 and N ÷ 2 leaves remainder 0, then N ÷ 10 leaves remainder 4.
A five-digit number AABAA is divisible by 33. Write all the numbers of this form.
Fill in the blank space in the same way.
