Question
A man sold one shirt and one t-shirt for Rs. 4000 on
shirt he gained 21% and he lost 14% on t-shirt. If overall profit is 7%, then cost price of t-shirt isSolution
Ratio of SP of shirt and t-shirt respectively = 3 : 2 SP of t-shirt = 4000/5 × 2 = Rs. 1600 CP of t-shirt = 1600/86 × 100 = Rs. 1860.47
What is the name of the process by which a liquid changes into gas at all temperatures? Â
The rate of transfer of charges through a circuit is called?
 The radii of curvature of the faces of a double convex lens are 20 cm and 30 cm. If focal length of the lens is 36 cm find the refractive index of t...
Which instrument is primarily used to measure the relative density of liquids by utilizing the principle of buoyancy?
Which device is best suited for measuring the temperature inside metallurgical furnaces?
The movement of a train is an example of what type of motion?
Which of the following is NOT a conductor of electricity?
What happens to the wavelength of light when it passes from a medium of higher refractive index to a medium of lower refractive index? Â
A projectile is fired at an angle θ and reaches maximum height
H and range R. The angle between velocity and acceleration at the highest poin...
A block of mass 2kg is pushed against a light spring of spring constant 200N/m and compressed by 0.2m on a horizontal surface with kinetic friction coe...
Relevant for Exams:
