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प्रश्न
Which of the following statement is true?
If a number exactly divides the sum of two numbers, it must exactly divide the numbers separately.
पर्याय
True
False
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उत्तर
False
Example: 5 divides 10, which is a sum of 3 and 7. However, it neither divides 3 nor 7.
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संबंधित प्रश्न
If sum of the number 985 and two other numbers obtained by arranging the digits of 985 in cyclic order is divided by 111, 22 and 37 respectively. Find the quotient in each case.
Given an example of a number which is divisible by 4 but not by 8.
Given an example of a number which is divisible by both 4 and 8 but not by 32.
Do you remember magic triangles? Come now, let s make some magic squares.
- Fill this square using all the numbers from 46 to 54.
Rule: The total of each line is 150.
Look at the patterns of numbers in hexagons.
Each side has 2 circles and 1 box.


- Look at the number 65 in the box. Which are the circles next to it?
- Can you see how the rule works?
Use the same rule to fill the hexagons below.

Now you also make your own magic hexagons.
If
then B = ______.
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 ______.
If 123123A4 is divisible by 11, find the value of A.
Fill in the blank space in the same way.

