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प्रश्न
Fill in the blank space in the same way.
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उत्तर
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संबंधित प्रश्न
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.
Use the same rule to fill the hexagons below.
Now you also make your own magic hexagons.
Are they equal?
Now, look at this —
Check if it is true or not.
The difference of a two-digit number and the number obtained by reversing its digits is always divisible by ______.
If 
then B = ______.
A four-digit number abcd is divisible by 11, if d + b = ______ or ______.
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 ______.
A five-digit number AABAA is divisible by 33. Write all the numbers of this form.
Find the value of k where 31k2 is divisible by 6.
