A shopkeeper bought 5 dozen of pencils for Rs. 300 and sold it for Rs. 6 each Find his profit or loss.

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?

The product of sin 30 degrees and sin 60 degrees is same as the product of