Ratio, Percentage & Commercial Math — practice questions, page 9
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QuestionA constable spots a pickpocket 250 m ahead of him and gives chase. The pickpocket runs at 8 km/h…Question₹10000 is shared between two brothers. The elder at once sets aside ₹200 and the younger ₹800 for…QuestionA drum holds 90 litres of pure blue paint. 9 litres is drawn off and replaced by white paint; the…QuestionA self-help group lends ₹7000 to a member at 10% per annum simple interest, to be repaid in two…QuestionAt a clearance sale Ishita buys a shirt marked ₹800 at 40% off and a pair of jeans marked ₹1200 at…QuestionA salesman drives 60 km to a village by the hill road at 30 km/h and comes back by a longer 90 km…QuestionVikram opens a furniture workshop with ₹50000. Two months later Yash joins with ₹60000 and takes…QuestionOn a certain sum lent for 2 years, compound interest exceeds simple interest by ₹40 when the rate…QuestionAnwar's salary is 20% more than Bharat's, and Bharat's salary is 25% less than Chirag's. Anwar's…QuestionA crockery dealer prices every plate 30% above what it costs him, but under a running scheme he…QuestionBefore a festival sale a shopkeeper raises the marked price of every shirt by 25%, and then…QuestionTwo buses start at the same moment, one from Pune towards Solapur and the other from Solapur…QuestionA residential school has 200 boys and 120 girls. It plans to admit 40 more boys, and the…Question₹12000 is placed in a scheme paying 10% per annum, the interest being compounded annually and…QuestionThree candidates contested a students' union election and every vote cast was valid. The winner…QuestionA grocer used to sell rice at ₹42 per kg and make a profit of 20%. After a poor harvest the rice…QuestionA packaging wholesaler charges ₹20 per carton for the first 100 cartons of an order and ₹16 per…QuestionIn a printing press, 12 men and 16 boys finish a binding job in 5 days, while 13 men and 24 boys…QuestionIn how many years will ₹1000 amount to ₹1331 at 10% per annum, compounded annually?QuestionEvery morning Lakshmi walks from her village to the block office at 4 km/h and returns the same…QuestionThe price of a share fell by 20% in one week and by a further 25% in the next. By what percent…QuestionAn appliance dealer sold a washing machine and a dryer together. Charging 15% profit on the…QuestionA supermarket lets a shopper use both of its offers on the same bill of ₹2000: a coupon giving 15%…QuestionIf a : b = 3 : 4 and b : c = 8 : 9, then (a + b) : (b + c) is:QuestionTwo quantities x and y satisfy (3x + 2y)/(3x − 2y) = 5/3. Then x : y is:
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