Quantitative Aptitude - Arithmetic Ability Questions

A person goes from point N to P and comes back. His average speed for the whole journey is 60 km/hr. If his speed while going from N to P is 40 km/hr, then what will be the speed of the person (in km/hr) while coming back from P to N?

Which of the set of three sides can't form a triangle?

If curved surface area of a cylinder is 1320 sq cm and height is 10 cm, find its radius?

Reflection of the point (3,-6) in the y-axis is

If (9 - 3x) - (17x - 10) = -1, then the value of x is

In the following question, select the odd word pair from the given alternatives.

In the given figure, ABCD is a square, BCXYZ is a regular pentagon and ABE is an  equilateral triangle. What is the value in deg of EBZ?

How many natural numbers between 15 and 85 are divisible by 7?