Quantitative Aptitude - Arithmetic Ability Questions

The original price of a TV set is Rs. 6,000. If the price is discounted by 20% and then raised by 10% for service contract, the price charged by the shopkeeper is

If 2x + 6y = 3xy and 10x -­ 3y = 4xy, find x, y.

To travel 648 km, an Express train takes 12 hours more than Rajdhani. If however, the speed of the Express train is doubled, it takes 6 hours less than Rajdhani. The speed of Rajdhani is _____.

The rate of simple interest per annum at which a sum of money double itself in 16 2/3 yrs is

In a school 60% of the students are girls. If number of boys is 480, then what is the total number of students in the school?

Rajesh buys a table of Rs 900 and sells it. Rajesh gives two successive discount of 10% and 20% to the customer. What will be the selling price (in Rs) of the table?

Find measure of central angle of the arc whose length is 22 cm and radius of the circle is 28 cm?

The length of the diagonal of a square is 12 cm. Find its area (in cm2).