If the circumcenter of the triangle lies outside it, then the triangle is 

If in a triangle, the orthocenter lies on vertex, then the triangle is 

Ratio of the number of sides of two regular polygons is 5 : 6 and the ratio of their each interior angle is 24 : 25. Then the number of sides of these two polygons are 

Each internal angle of regular polygon is two times its external angle. Then the number of sides of the polygon is: 

Each interior angle of a regular polygon is 144⁰. The number of sides of the polygon is 

A piece of land came to a person through three middlemen each gaining 20%. If the person purchased the land for Rs. 3,45,600 the original cost of the land was: 

The cost price of an article is Rs x. It is marked up by 200%. It is sold at Rs. 540 after giving 25% discount. What is the value of x (in Rs)? 

A trader sold an article at profit of 20%. Had he bought that article at 60% less price and sold it at Rs 90 less, then he would have gained 50%. What is the value (in Rs) of cost price?