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

(47% of 1442  - 36% of 1412) + 63 = ?

A number was divided in the ratio 3:2. When 8 was was added to each of the numbers the ratio changed to 7:5. The greater of the two numbers was

Which of the following is the prime number series from 1 to 20?

If x2 + ax + b, when divided by x - 3, leaves a remainder of 22 and x2 + bx +a, when divide by x - 3, leaves a remainder of 24, then a + b = ?

What is the fraction which, when taken away from 1/2, gives 2/3?

Which is the correct ascending order of the given numbers?

Which of the given options is the pattern of the sequence 1, 5, 11, 19, 29?

The product of two numbers is 20. One of them is 1.25. What is the other number?

 In a fraction when 3 is added to its numerator and denominator it becomes 4/5. And it becomes 1/2 when 2 is subtracted from both the numerator and denominator. Find the fraction.