Quantitative Aptitude - Arithmetic Ability Questions

The difference between cost price and selling price is Rs 221. If profit percentage is 17%, then what is the selling price (in Rs)?

Simplify (533bxaz)/(41ab)

PQRS is a square whose side is 16 cm. What is the value of the side (in cm) of the largest regular octagon that can be cut from the given square?

Two cyclists P and Q cycle at 20 km/hr and 16 km/hr towards each other respectively. What was the distance (in kms) between them when they started if they met after 40 minutes?

The average of 21 numbers is 12. The average of the first 11 numbers is 9 and the average of the last 11 numbers is 15. What is the value of the middle number?

The reciprocal of the sum of the reciprocals of 3/8 and 8/11 is:

Expand and simplify (x + 4)2 + (x -­ 2)2

A tetrahedron has 4 vertices. How many edges does it have?