Quantitative Aptitude - Arithmetic Ability Questions

Two smaller circles touch a large circle internally and pass through the center O of the larger circle. If the diameter of the bigger circle is 28 cm, thenwhat is the area of the bigger circle which is not enclosed by the two smaller circles (in sq.cm)?

The diagonal of a square is 10√2 cm, find its perimeter?

Mr. Akbar sold a bus for Rs.20,400 with a loss of 15%. At what price should the price should the bus be sold to get a profit of 15%?

The median of the numbers 4, 2, 2, 6, 3 and 8 is

If the diameter of a circle is 35 cm, then what will be its circumference (in cm)?

Find the sum of interior angles of a decagon?

The difference between compound interest and simple interest on an amount of Rs. 15,000 for 2 years is Rs. 96. The rate of interest per annum is?

If 1 = 2, 3 = 6, 4 = 8, and + = -, what would be the value of 41 + 34 + 13 = ?