If two is subtracted from each odd digit and three is added to each even digit in the number 3675249. How many digits will appear twice in the new number thus formed?
The positions of how many digits in the number 837912 will remain unchanged after the digits within the number are rearranged in descending order (from left to right)?
How many such pairs of digits are there in the number 75938462, each of which has as many digits between them in the numbers as they have between them when arranged in ascending order?
If all the digits of the number '6379452', are arranged in ascending order from left to right, what will be the sum of the fourth digit from the left and second digit from the right after rearrangement?
In the number 76534218, each digit is replaced by the next digit i.e., '1' is replaced by '2', '2' is replaced by '3' and so on and then the digits are arranged in ascending order from left to right, which digit will be fifth from the left end?
In a given number 7834329513, we interchange the first and the second digits, the third and the fourth digit and so on. Then which digit will be sixth from the right?