271 . In a production lot 40% toys are red and the remaining are green. Half of the toys are small and half are large. 10% of the toys are red and small and 30 toys are green and large. How many toys are red and large?
  • A. 30
  • B. 25
  • C. 60
  • D. 45
  • E. None of them
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272 . In a room of 36 people. 20 players play chase while 28 players play poker. How many players play both?
  • A. 45
  • B. 20
  • C. 12
  • D. 28
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জাতীয় নিরাপত্তা গোয়েন্দা সংস্থা-(NSI) Assistant Director- Research officer &amp- Assistant Programmer-০৮/১০/২০২১
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273 . In a set of three numbers, the average of first two numbers is 2. The average of the last two numbers is 3, and the average of the first and the last numbers is 4. What is the average of three numbers ?
  • A. 3
  • B. 6
  • C. 9
  • D. 24
  • E. None of them
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Bangladesh Bank - Assistant Director - 2012
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274 . In a survey of a town, it was found that 65% of the people surveyed watched the news on television, 40% read newspaper and 25% read anewspaper and watched news on television. On how many people the surveywas conducted if as total 500 people of the survey nither read newspaper nor watched television?
  • A. 2000
  • B. 2500
  • C. 1000
  • D. 1250
  • E. None of these
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275 . In a survey of the people in Dhaka, it was found that 65% of the people survyed watched the news on televison, 40% read a newspaperand 25% read a newspaper and watched the news on television. What percent of the people survyed nither watched the news on television nor read a newspaper?
  • A. 0%
  • B. 5%
  • C. 10%
  • D. 15%
  • E. 20%
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276 . In an election a candidate who gets 84% of the votes is elected by a majority of 476 votes. What is the total number of votes polled ?
  • A. 672
  • B. 700
  • C. 749
  • D. 848
  • E. None of them
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Bangladesh Bank - Assistant Director - 2012
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277 . In an examination there are 60 multiple choice question. For every right answer 1 point is added and for every wrong answer 0.25 points are deduted from the total. No point added or deducted for any unanswered question. An applicant answered 75% of the total number of questionsand got a total point of 30. How many answeres of the applicant were correct?
  • A. 28
  • B. 33
  • C. 35
  • D. 25
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278 . In an examination there were 2000 candidates out of which 900 candidates were boys and rest were girls. If 32% of the boys and 38% of the girls passed. Then the total percentage of pailed candidates is--
  • A. 86.5%
  • B. 70%
  • C. 35.3%
  • D. 64.7%
  • E. None of them
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279 . In covering a certain distance , the speeds of A and B are in the ratio of 3 : 4. A takes 30 minutes more than B to reach the destination. The time taken by A to reach the destination is :
  • A. 1.0 hour
  • B. 1.5 hours
  • C. 2.0 hours
  • D. 2.5 hours
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Sonali &amp-Janata Bank | Officer (IT)| 04.01.2019
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280 . In how many different ways can 3 identical green shirts and 3 identical red shirts be distributed among 6 children such that each child receives a shirt?
  • A. 20
  • B. 21
  • C. 12
  • D. 6
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281 . In how many ways can the letters of the word 'ARRANGE' be arranged in which the two Rs and two As come together ?
  • A. 360
  • B. 120
  • C. 95
  • D. 75
  • E. 150
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Bangladesh Bank - Assistant Director - 2011
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282 . In how many ways can you arrange the latters A, B, C and D?
  • A. 12
  • B. 8
  • C. 6
  • D. 24
  • E. 4
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283 . In Sajib’s collection, Bangladeshi stamp is 3 times more than the stamps of other countries. Which of the following cannot be the number of stamps in Sajib’s collection
  • A. 96
  • B. 72
  • C. 54
  • D. 32
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284 . In the excel manufacturing Company, 46 percent of the employee are men. If 60 percent of the employee are unionized and 70 percent of them are men, what percent of the non-unionized workers are women?
  • A. 90%
  • B. 87.5%
  • C. 66.7%
  • D. 50%
  • E. None of these
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285 . In the figure, DE is parallel to BC. If the area of a triangle ADE is that of trapezoid DECB, what is the ratio of AE to AC?
  • A. 1:2
  • B. 1 √ 2
  • C. 1:3
  • D. 1 √ 3
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