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

3505 × 69.89 ÷ 102 – 1699=?

Which is the largest 3 digit number that is exactly divisible by 15, 25 and 30?

Of the three numbers, the sum of the first two is 55, sum of the second and third is 65 and sum of third with thrice of the first is 110. The third number is: 

The digit in the unit's place of the number represented by (7⁹⁵ - 3⁵⁸) is: 

Let x be the least number divisible by 13, such that when x is divided by 4, 5, 6, 7, 8 and 12, the remainder in each case is 2. The sum of the digits of x is:

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

$$ {2\over3}$$ of $${3\over4}$$of $${5\over8}$$ of 480=?

If ' n ' be any natural number , then by which number ( n⁴-n ) is always divisible ? 

What value will come in place of question mark (?) in the questions given below?

88 × 25 ÷ 4 + 6³ = ?