Ratio, Percentage & Commercial Math — practice questions, page 12
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QuestionBy selling an article for ₹450, a man loses 10%. At what price should he sell it to gain 20%?…QuestionA number is first increased by 20% and then the result is decreased by 20%. If the final value is…QuestionGiven p : q = 5 : 6 and q : r = 9 : 4, find p : r.QuestionThe price of an article is increased by 25%. By what percent must the new price be decreased to…QuestionFind the compound interest on ₹8000 at 5% per annum for 2 years, compounded annually. (answer in ₹)QuestionArun, Bina and Chetan share a prize so that Arun : Bina = 3 : 5 and Bina : Chetan = 10 : 7. What…QuestionA trader buys a ceiling fan for ₹1250 and sells it for ₹1450. What is his profit percent?QuestionA number is first increased by 20% and then decreased by 20%. The net percentage change in the…QuestionIf a : b = 2 : 3 and b : c = 4 : 5, then a : c equals:QuestionMeera buys a backpack for ₹1,250 and sells it for ₹1,400. What is her gain percent?QuestionKavita bought a mixer grinder for ₹1250 and later sold it for ₹1100. What was her loss percent?…Question₹300 is divided between two friends in the ratio 2 : 3. What is the smaller share?QuestionIf 5 pens cost ₹60, what is the cost of 8 pens?QuestionIf 6 workers can finish a job in 8 days, how many days will 4 workers take to finish the same job…
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