Question
A shopkeeper marked an article 50% above its cost price
and made a profit of Rs. 200 when he sold the article after giving a discount of 25%. Find the profit percent earned by the shopkeeper if he had sold the article for Rs. 2240.Solution
Let cost price of the article is Rs. x So, Selling price of the article = 0.75 x 1.5 x x = Rs. 1.125x According to question; 1.125x - x = 200 0.125x = 200 x = 1600 Desired Percentage = [(2240 - 1600)/1600] x 100 = 40%
Which law states that the current through a conductor is directly proportional to the voltage across it? Â
The distance- time graph for a body moving at uniform speed is?
________ are the elements of group 18.
If a force is applied to two stationary objects with different masses for the same duration, what will be the same for both objects?
The point where the total mass of a body is considered to be concentrated is known as what?
What is the SI unit of pressure? Â
Which of the following particles in motion, having the same kinetic energy, has the shortest wavelength?
A convex mirror and a concave mirror face each other at a distance of 30 cm. A point object is placed midway. The final image formed by double reflectio...
A soap bubble expands isothermally and its radius doubles. The work done by surface tension during this expansion is:Â
A sound wave has a frequency of 500 Hz and wavelength of 0.68 m. What is the speed of sound?
Relevant for Exams:
