Concepts Practice Questions Important Formulas A man borrowed some money from a private organization at 5 ₹ 1,00,000 ₹ 1,50,000 ₹ 80,000 ₹ 1,20,000 View Answer Answer is a  2. The difference between simple and compound interest (compounded annually) on a sum of money for 2years at 10 ₹ 65,065 ₹ 6500 ₹ 65, […]
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Concepts Practice Questions Important Formulas A sum of money doubles itself in 4 years at compound interest. When will it amounts to 8 times itself at the same rate of interest ? 12 years 24 years 18 years 16 years View Answer Answer is a  2. If the amount on a certain principle in
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Concepts of Triangles are explained clearly below with definitions, different types of triangles and triangle properties. Triangle Definition A closed polygon (figure) with three line segments is called a triangle. A triangle consists of three sides (AB, BC, and CA) and 3 angles (∠A, ∠B and ∠C). There are 3 types of triangles based
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Concepts Practice Questions Important Formulas A sum of ₹400 amounts to ₹480 in 4 years. If the rate of interest is increased by 2 ₹ 560 None of These ₹ 484 ₹ 512 View Answer Answer is c  2. A man loses ₹55.50 yearly when the annual rate of interest falls from 11.5 7400
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Concepts Practice Questions Important Formulas A sum of ₹1550 was lent partly at 5 8:5 16:15 5:8 31:6 View Answer Answer is b  2. A person invests money in three different schemes for 6 years, 10 years and 12 years at 10 percent, 12 percent and 15 percent simple interest respectively. If at the
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Concepts Practice Questions Important Formulas A certain sum becomes 5 times in3 years, at simple interest, then in how many years it will become 13 times? 15 12 6 9 View Answer Answer is d  2. Simple interest received by a person in 10 years on a principle of Rs.9500 is 130 13 19
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Concepts Practice Questions Important Formulas If the simple interest on Re.1 for 1 month is 1 paisa, then the rate percent per annum will be 8 10 6 12 View Answer Answer is d  2. The amount to be paid, when principle = Rs.2000, rate of simple interest R = 5 Rs 2400 Rs
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Concepts Practice Questions Important Formulas ₹800 becomes ₹956 in 3 years at a certain rate of simple interest. If the rate of interest is increased by 4 ₹ 1025 ₹ 1050 ₹ 1020.50 ₹ 1052 View Answer Answer is d  2. A man lent ₹60,000, partly at 5 ₹ 44000 ₹ 45000 ₹ 40000
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Concepts Practice Questions Important Formulas If the simple interest on Re.1 for 1 month is 1 paisa, then the rate percent per annum will be 8 6 10 12 View Answer Answer is d  2. The amount to be paid, when principle = Rs.2000, rate of simple interest R = 5 Rs. 2400 Rs.
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In a test, Â for each correct answer, 1 mark is awarded and one mark is deducted for each wrong answer. When a boy answers all 20 items of the test and gets 8 marks, the number of questions answered correctly by him was 14 8 16 12 Answer is a 2. The sum of
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