Quantitative Aptitude - Arithmetic Ability Questions

An octahedron has 6 vertices. How many edges does it have?

The price of an article is cut by 9%, to restore to its original value, the new price must be increased by

Select the odd number from the given alternatives.

Find the odd word/letters/number pair from the given alternatives.

At 10% discount the selling price of an article is Rs 4500, what is the selling price (in Rs) if the discount is 27.5%?

Δ LMN is right angled at M. If m∠N = 60°, then Tan L =______.

Three solid spheres have their radii r1, r2 and r3. The spheres are melted to form a solid sphere of bigger radius. Then the radius of the new sphere is

A mother is five times older than her daughter. After 5 years, she would be 3 times older than her daughter. Find the mother's present age.