Maths

Practice Maths questions from all topics in Hindi and English for competitive exams. Including Arithmetic, Algebra, Geometry, Mensuration, and Data Interpretation. Free Quantitative Aptitude MCQs for SSC, Banking, Railways, UPSC & State Exams with instant answers and solutions.

sec 2 A +cosec 2 A=13

If $ sec^2A + cosec^2A = 13,$ and A is an acute angle, then find the value of $ \text tan^2 A + cot^2A.$ यदि $ sec^2A + cosec^2A = 13,$ है तथा A एक न्यून कोण है, तो $ \text tan^2 A + cot^2A.$ का मान ज्ञात कीजिए

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The mode and median of a data are 46.2

The mode and median of a data are 46.2 and 40, respectively. What is the mean of the data? (Use empirical formula.) किसी आँकड़ों का बहुलक  और माध्यिका क्रमशः 46.2 और 40 हैं। मूलानुपाती  सूत्र का उपयोग करते हुए उन आँकड़ों का माध्य ज्ञात कीजिए।

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A sum of ₹5,19,500 is borrowed at

A sum of ₹5,19,500 is borrowed at \(7\frac{4}{5}\)% per annum compound interest and paid back in 2 years in two equal annual instalments. Find the instalment? ₹5,19,500 की राशि, \(7\frac{4}{5}\)% प्रति वर्ष चक्रवृद्धि ब्याज दर पर उधार ली गई और दो समान वार्षिक किस्तों में 2 वर्षों में वापस इसका भुगतान किया गया। किस्त ज्ञात

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Rahul’s monthly expenditure is 75%

Rahul’s monthly expenditure is 75% of his monthly income. If the monthly savings are ₹10,000, calculate his monthly income. राहुल का मासिक व्यय उसकी मासिक आय का 75% है। यदि उसकी मासिक बचत ₹10,000 है, तो उसकी मासिक आय की गणना कीजिए।

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A certain sum amounts to ₹4,620

A certain sum amounts to ₹4,620 after two years at a certain rate of simple interest and to ₹4,725 after two and a half years at the same rate. Find the annual percentage rate. एक निश्चित राशि साधारण ब्याज की एक निश्चित दर पर दो वर्ष बाद ₹4,620 हो जाती है और समान दर पर

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A seller gives trade discounts of 10%

A seller gives trade discounts of 10% and 20% on the purchase of an item whose marked price is ₹ 500. Another seller gives a discount of 30% on the same item. What is the difference between their selling prices (in ₹)? एक विक्रेता किसी वस्तु की खरीद पर 10% और 20% की व्यापार छूट

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The expenditure of Sudha is 175%

The expenditure of Sudha is 175% more than her savings. If her expenditure decreases by 12% and savings increase by 40.5%, then by what percentage does her income increase? सुधा का व्यय उसकी बचत से 175% अधिक है। यदि उसका व्यय 12% कम हो जाता है और बचत 40.5% बढ़ जाती है, तो उसकी आय

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The amount on a sum of ₹3,300 at 10%

The amount on a sum of ₹3,300 at 10% per annum compound interest, compounded annually, in 2 years will be: ₹3,300 के मूलधन पर वार्षिक रूप से संयोजित 10% वार्षिक चक्रवृद्धि ब्याज की दर से 2 वर्षों में प्राप्त मिश्रधन ज्ञात कीजिए।

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