Direction: What approximate value will come in place of the question mark (?) in the following question? (You are not expected to calculate the exact value)

6400.002 × 49.99 %   ÷ 999.99 =?

Direction: What approximate value will come in place of the question mark (?) in the following question? (You are not expected to calculate the exact value)

468.02 + 79.91 ÷ 5.01 = ?²

If find the value of

then the value of x is equal to:

Evaluate the following:
5 - [96 ÷ 4 of 3 - (16 - 55 ÷ 5)]

 If , find the value of

The value of is equal to:

If , then the value of a+b is equal to: