Quantitative Aptitude - Arithmetic Ability Questions

What will come in the place of the question mark (?) in the following number series?305, 338, 404, 503, 635 , (?)

What is the sum of the first 12 terms of an arithmetic progression if the first term is -19 and last term is 36?

A circle is inscribed in a square. If the length of the diagonal of the square is 14√2 cm, what is the area of the circle?

Consider the circle shown below having angle AOB as 135 deg and the shaded portion is the x part of the circular region. Calculate the value of x.

The volume of a cuboid is 320 cubic cm. Find its total surface area if its length and breadth are 10 cm and 8 cm respectively?

An article was sold for Rs. 2100 at a profit of 25%. What is its cost price?

N invented Rs.20,000 in a business. Six months later, C joined him with Rs. 10,000. At the end of the year, the profit was Rs. 10,000. What should be the share of N?

If A is 50% more than B, then B is what percent of A?