Quantitative Aptitude - Arithmetic Ability Questions

tan(A/2) is equal to

If a + b = 4 and ab = -5, then what is the value of a3 + b3?

What is the value of sin 75°+ sin 15°?

Find the odd one out.

Choose the odd word/letters/number/number pair from the given alternatives.

What approximate value should come in place of the question mark (?) in the following equation (Note: You are not expected to calculate the exact value)?(55.01+16.0003)×22.01÷10.998 =?

The ratio of two numbers is 2 : 3. If the sum of both the numbers is 75, then what is the larger number among both the numbers?

The value of sinθ1+cosθ + sinθ1-cosθ