Question
A shopkeeper bought two articles for Rs. 700 each. If he
sold one of them at 40% profit and the other at 25% loss, then find the difference between the selling prices of both the articles.Solution
Selling price of one of the articles = 700 × 1.4 = Rs. 980 Selling price of the other article = 980 × 0.75 = Rs. 525 Required difference = 980 – 525 = Rs. 455
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In which type of motion does the velocity of a body vary with time?
What is the rate of change of momentum called?
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When white light passes through a glass prism, which color deviates the least?
