Question
P purchased a book from registered store and gets 15%
discount while Q purchased the same book from a roadside stall and got 19% discount. If Q paid Rs. 1215 for the book, then find the amount saved by Q in comparison to P.Solution
Marked price of the book = 1215/0.81 = Rs. 1500 Amount paid by P = 0.85 × 1500 = Rs. 1275 Required difference = 1275 – 1215 = Rs. 60
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The energy stored in a stretched spring is:
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Which of the following quantities is a scalar? Â
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