In a sequence where each letter is followed by the next letter in the alphabet, what is the 5th letter after 'M'?

A. R

Given that ? represents multiplication, ? represents addition, and ? represents subtraction, calculate the value of 5 ? 3 ? 2 ? 4.

B. 27

If ? means greater than, ? means less than, and ? means equal to, which of the following statements is true? 7 ? 5 ? 3 ? 2.

A. TRUE

Which of the following does not belong in the series: 2, 4, 8, 16, 32, 64, 128, ?

A. 256

A family consists of a father, a mother, and three children: P, Q, and R. The father is a chef, the mother is a nurse, and P is the youngest child. If Q is a student and R is not a student, what is R's possible profession?

C. ENGINEER