1.
Which of the following digits will replace the H marks in the following equation ?
9H + H8 + H6 = 230

2.
What least number must be added to 1056 to get a number exactly divisible by 23 ?

3.
If a and b are positive integers, a > b and (a + b)2 - (a - b)2 > 29
Then the smallest value of a is -

4.
The digit in the unit's place of the number (67)25 - 1 must be -

5.
287 × 287 + 269 × 269 - 2 × 287 × 269 = ?

7.
397 × 397 + 104 × 104 + 2 × 397 × 104 = ?

8.
$$\sqrt 2 $$   is a/an -

9.
If a number is divisible by both 11 and 13, then it must be necessarily :

10.
What is sum of all natural numbers from 1 to 100 ?

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