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RRB NTPC Previous Year Questions

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1.If three numbers are in the ratio 2:3:5 and the twice their sum is 100. Find the square of the largest of the three numbers. A) 225 B) 625 C) 125 D) 100 ... Answer is B) Explanation: Given that three numbers are in the ratio 2:3:5 and the twice their sum is 100 Lets assume three numbers are a,b and c therefore, => 2(a + b + c) = 100 2x + 3x + 5x = 50( Given that three numbers are in ratio 2:3:5) =>x = 5 Therefore, largest number would be 25 and it's square would be 625. Show Answer 2.What is the compound interest on Rs. 48,000 for 2 years at 20 % p.a., if interest is compounded annually? 2(a + b + c) = 100 ,2x + 3x + 5x = 50 ,x = 5 A) 22500 B) 21120 C) 12500 D) 10000 ... Answer is B) Explanation: Amount =P(1 + 100 ) r n where P = Principal r = rate of interest n = number of years Amount after two years = = 69120 Compound Interest = 69120 - 48000 = 21,120 So , the answer would be option b)Rs. 21,120 Show Answer ...

LETTER WRITING formal and informal

  October 18, 2020 IIT PROJECT ZONE CPWD Jodhpur JODHPUR, RAJASTHAN 302015 Subject:-   Regarding resignation from post customer representative Dear Sir, Due respect I’m writing to resign my position as a customer representative, effective from 22 November 2020. I’ve recently decided to go back to enhance my study, and my program starts in early November. I’m tendering my resignation now so that I can be as helpful as possible to you during the transition. I’ve truly enjoyed my time working with you and everyone else on the team at CPWD. It’s rare to find a customer service role that offers as much opportunity to grow and lean and such a positive, inspiring team of people to grow and learn with. Please let me know if there’s anything I can do to help you find and train my replacement. Thanks & best wishes , XYZ Customer representative

Martin Luther Jr. King speech

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Martin Luther Jr king I havea dream that one day down in Alabama, with its vicious racists, with its governor having his lips dripping with the words of interposition and nullification – one day right there in Alabama little black boys and black girls will be able to join hands with little white boys and white girls as sisters and brothers. I have a dream today. I have a dream that one day every valley shall be exalted, and every hill and mountain shall be made low, the rough places will be made plain, and the crooked places will be made straight, and the glory of the Lord shall be revealed and all flesh shall see it together. This is our hope. This is the faith that I go back to the South with. With this faith we will be able to hew out of the mountain of despair a stone of hope. With this faith we will be able to transform the jangling discords of our nation into a beautiful symphony of brotherhood. With this faith we will be able to work together, to pray together, to struggle toget...

SSC CGL QUESTION paper solution

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                                                             SSC Edu Math questions  Q 1      A train X starts from Meerut at 4 p.m. and reaches Ghaziabad at 5 p.m.while another train Y starts from Ghaziabad at 4 p.m. and reaches Meerut at 5:30 p.m.The two trains will cross each other at: a)4:36 p.m. b)4:42 p.m. c)4:48 p.m. d)4:50 p.m. of  Answer:-                       speed of first train= D/60                   speed of second train= D/90 suppose two trains will meet after t minutes. distance travelled by first train in t minutes= t*(D/60) distance travelled by second train in t minutes= t*(D/90) distance travelled by both trains= distance between stations t*(D/60)+t*(D/90)=D cancel D from both sides t/6...