Quantitative Aptitude - Arithmetic Ability Questions

What will be the average of all the prime numbers before 19?

If the ∠ABC and ∠ACB of triangle ABC is 80 deg and 60 deg respectively. If the Incenter of the triangle is at point ‘I’ then calculate angle BIC.

The ratio of salary of u, v and w is 8 : 7 : 13. If w gets Rs 3384 more than that of v, then what is the salary (in Rs) of u?

If P : Q = 9 : 7, then what is the value of (P – Q) : (P + Q)?

If 5x ­- 3 ≥ 3 + x/2 and 4x -­ 2 ≤ 6 + x; then x can take which of the following values?

What is the obtuse angle formed by the hands of a clock when the time in the clock is 2:30?

Find the odd word/letters/number from the given alternatives.

Which of the following words does NOT belong with the others?