Quantitative Aptitude - Arithmetic Ability Questions

What is the mean of first hundred natural numbers?

N professes to lose 25% on rice and uses a weight of 750 gm instead of 1 kg. What is the total profit or loss percentage?

What is the slope of the line parallel to the line passing through the points (3 , -4) and (-2 , 5)?

If four angles of a quadrilateral are (6x-18), (80-4x), (4x+14), (12x-58), then find the value of the smallest angle of the quadrilateral.

The angles of depression of two ships from the top of a light house are 60° and 45° towards east. If the ships are 300 m apart, the height of the light house is

At 5% simple interest per annum a certain sum yields a total amount of Rs. 2,790 at the end of 3 1/4 years. The sum invested was

What is the value of (cot45 - √2) ?

If 4(x + 1) - 3 < 3 - x < 2x + 5; then the value of x is