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

(47% of 1442  - 36% of 1412) + 63 = ?

If the number x3331 is divisible by 11, what is the face value of x?

Find the number of prime factor of 20790.

'P' is the smallest positive integer such that every positive integer N greater than 'P' can be written as a sum of two composite numbers. Then 'P' is

Assuming that the numbers in each of the following figures follow a similar pattern, select the option that can replace the question mark in figure B.

Find the least number which when divided by 20, 25, 35 and 40 leaves remainder 14, 19, 29 and 34 respectively?

The sum of digits of a two-digit number is 9. When the digits are reversed, the number decreases by 45. Find the changed number.

The average of first 20 multiples of 12 is

If R019 is divisible by 11, find the value of the smallest natural number R?