Tricks of Age Questions

 Tricks1. If present age of the father is F times the age of his son. T years hence, the father's age become Z times the age of son then present age of his son is given by [(Z - 1)T / (F - Z)]Q. Present age of the father is 9 times the age of his son. One year later father's age become 7 times of his son. What are the present ages of the father and his son.                a) 27     ...

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এই ফেচবুক ষ্টেটাছ তোমাৰ বাবে......

 বিদ্যা শপত খাই কৈছো, কাকো পাহৰা নাই মই। কাৰোবাক কন্দুৱাবলৈ ইচ্ছাও নাই মোৰ। ভগৱানৰ ওচৰত বিচাৰিছোঁ - যাক মই মনত পেলাওঁ, তেওঁ যাতে এনেদৰে মোক মনত পেলায়। যদিও মই জানো, সম্পৰ্ক গঢ়াটো চক পেঞ্চিলেৰে ব্লেক ব'ৰ্ডত লিখাৰ নিচিনা অাৰু সম্পৰ্ক বজাই ৰখাটো বৈ থকা পানীত পানীৰে লিখাৰ নিচিনা। হয়, নামেই নহয়। মানুহে অবয়ৱ-চেহেৰা পাহৰি যায়। সাগৰত নহয়, বহু সময়ত...

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'বৰ্ষাৰণ্য' আপুনি কিয় চোৱা উচিত ?

প্ৰকৃতিপ্ৰেমীৰ বাবে এখন অসমীয়া চলচ্চিত্ৰ 'বৰ্ষাৰণ্য'১)বৰ্তমান সময়ত আপুনি বাতৰি কাকত অথবা টেলিভিছন চেনেলৰ দ্বাৰা বন বিভাগৰ নগ্ন স্বৰূপ সংক্ষিপ্ত বাতৰি আকাৰে পাই আহিছিল। বৰ্ষাৰণ্য'ত ইয়াক বিস্তৃত ৰূপত দেখিবলৈ পাব। ২)কিছুমান বিলুপ্তপ্ৰায়ী প্ৰাণীয়েই হওক বা কেৱল বৰ্ষাৰণ্যত উপলব্ধ হোৱা 'জুৱেল' অৰ্কিডেই হওক, প্ৰকৃতিৰ বিষয়ে কিছুমান নজনা কথা জানিব পাৰিব।...

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Tricks of VARIATION AND PARTNERSHIP

Shortcut Tricks of Partnership1. Two numbers are in the ratio a : b. If p is added to the first number and q is added to the second number respectively, then ratio of the resulting numbers become    m : n. Then the original first number                    = [ a (mq - np) ] / (an - bm) the original second number                  ...

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Problems on Work and Wages

Problems on Work and Wages with explanation Q. A can do a piece of work in 3 days while B can do the same work in 4 days. If they work together for a total wages of 2800, how much does A get? [Bank Clerks 2009] Solution A's 1 day's work = 1/ 3 B's 1 day's work = 1 /4 A's share : B's share    = 1 / 3 : 1 / 4    = 4 : 3 A's...

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Shortcut tricks on WORK AND WAGES

Fast Track Formulae to solve the QUESTIONS on Work and Wages 1.If A and B can do a piece of work in x and y days respectively, the ratio of their wages will be y: x. Then, the wages earned by A and B will be     A's wages = {Total wages /(x + y)} × y     B's wages = { Total wages / ( x + y)} × x Q.Akansha can do a piece of work in 6 days, while Vasudha can do the same work in 5 days. If the total amount to be given for this...

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Computer Awareness

Computer Awareness 1.To perform calculation on stored data computer uses…… number of system. [SBI CLERK 2009]       A. Decimal.        B. Hexadecimal.       C. Octal.            D. Binary       E. None of these Answer D. Binary 2.A hexadecimal number...

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Practice questions on Time and Work problem

Practice questions on Time and Work problem 1.If the work done by 8 men and 4 boys in 1 day is 7 times the work done by 1 man and 1 boy, then compare the work done by 1 man and 1 boy in 1 day? [CDS 2013] Solution Here a = 8, b = 1, x = 4, y = 1, n = 7 Therefore Work done by 1 man / work done by 2 boy       = (ny - x) / ( a - nb)  ...

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