Quantitative Aptitude - Arithmetic Ability Questions

A person while buying a dress on sale spends Rs. 45 and saves Rs. 5, what is the percentage of his savings?

A triangular prism has 9 edges. How many vertices does it have?

For which value of ‘g’ the linear graph of 6x + 12y +9 = 0 and 2x + gy + 3 =0 has infinite number of solutions?

The diagonal of a square is 12 cm what is the length (in cm) of its side?

If 123 x 356 = 43788, then 1.23 x 0.356 = ?

If 2x-2x=1 (x≠0),then the value of x3-1x3 is

A sum fetched a total simple interest of Rs. 8100 at the rate of 6% per year in 9 years. What is the sum?

A taxi going at 90 km/hr takes 35 minutes to travel a certain distance. By how much should it increase its speed (in km/hr) to travel the same distance in 21 minutes?