Question
A marked an article 65% above the cost price and sold it
for Rs. 462 after giving a discount of 30%. Find the percentage profit earned by him if he sells the article for Rs. 800.Solution
Marked price of the article = 462/0.7 = Rs. 660 Cost price of the article = 660/1.65 = Rs. 400 Desired Profit percentage = [(800 – 400)/400] × 100 = 100%
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?
