The smallest number, which should be added to 756896 so as to obtain a multiple of 11, is :

If a 7-digit number 54p3987 is divisible by 11 , then p is equal to:

Direction : What should come in place of the question (?) in the following question.

√(?) + 15² = 235

Direction : What value should come in the place of question mark (?) in the following questions?

$$ 68\sqrt?-826=262 $$

The difference between the greatest and the least four-digit numbers that begins with 3 and ends with 5 is: 

In a two digit number if it is known that its unit digit exceeds its tens digit by 2 and that the product of the given number and the sum of its digits is equal to 144, then the number is 

A number is doubled and 9 is added. If the resultant is tripled, it becomes 75. What is that number? 

A number consists of two digits and the digit in the ten's place exceeds that in the unit's place by 5. If 5 times the sum of the digits be subtracted from the number, the digits of the number are reversed. Then the sum of the digits of the number is: