2476 . In a random survey 25 out of 150 people were able to give a correct answer to the question asked. If 500 people are surveyed about how many would be expected to answer the question correctly?
  • A. 4
  • B. 20
  • C. 83
  • D. 325
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2477 . In a right angled triangle the horizontal side measures 8 cm and the verticalside measures 12 cm. What is the area of the triangle?
  • A. 96 sq. cm
  • B. 52 sq.cm
  • C. 48 sq.cm
  • D. 100 sq.cm
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2478 . In a right triangle, the length of one of the legs is 3 and the length of the hypotenuse is 5. What is the length of the other leg?
  • A. 4
  • B. 8
  • C. 16
  • D. None of these
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সমন্বিত ৮ ব্যাংক ও ১ টি আর্থিক প্রতিষ্ঠান || অফিসার জেনারেল (10-03-2023)
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2479 . In a room, all except 18 of the people are over 50 years of age. 15 of the people in the room are under 50 years of age. If 10% of the people are at the age of 50 years, how many people are in the room>
  • A. 27
  • B. 30
  • C. 33
  • D. 36
  • E. None of these
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2480 . In a room there are six Bengali, twelve engineers and fifteen football players. Only one of them was a bengali Engineer who played Football. Two were Bengali Engineers but did not play football and two were Bengali football players and were not engineers. If there were 24 people in the room, and at least one of them were Bengali, engineer or a football player, how many were engineers and played football but not bngali?
  • A. 1
  • B. 9
  • C. 6
  • D. 3
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Sonali &amp- Janata Bank Ltd. Senior Officer (IT/ICT) 08.06.2018
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2481 . In a row in the theatre the seats are numbered consecutively from T1 to T50. Sumon is sitting in seat T17 and Sajib is sitting in seat T39. How many seats are there between us?
  • A. 23
  • B. 21
  • C. 22
  • D. 20
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Bangladesh bank - officer ( general) - 27.04.2018
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2482 . In a row of boys, if A who is tenth from the left and B who is ninth from the right interchange their positions, A becomes fifteenth from the left, How many boys are there in the row?
  • A. 31
  • B. 23
  • C. 27
  • D. 28
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2483 . In a sample of 50 people, 19 had type O blood, 22 had type A blood, 7 had type B blood and 2 had type AB blood. If a person is selected randomly, find the probability that the person has neither type A nor type O blood?
  • A. 15/25
  • B. 31/50
  • C. 11/25
  • D. 9/50
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SBAC Bank PLC || Trainee Junior Officer (28-09-2024) || 2024
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2484 . In a school, 10% of the boys are some in number as 1/4th of the girls. What is the ratio of boys to girls in that school ?
  • A. 2:1
  • B. 3:2
  • C. 4:3
  • D. 5:2
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2485 . In a school, the ratio of boys to girls is 3 to 7. if there are 150 boys and girls in the school, how many boys are there?
  • A. 45
  • B. 75
  • C. 90
  • D. 105
  • E. 129
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Sonali- Janata &amp- Agrani Bank Offier (Cash Recruitment) 22.02.2008
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2486 . In a school 25% more student were enrolled in January. But February 20% of the student left and number 0 students remind was 100. what was the original student.
  • A. 105
  • B. 100
  • C. 85
  • D. 80
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2487 . In a school cricket team, players are selected from both junior section and senior section. If the ratio of juniors to seniors in the team is 3:5 , what percentage of the team members are seniors ?
  • A. 37.5%
  • B. 40%
  • C. 60%
  • D. 62.5%
  • E. None of these
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2488 . In a school cricket team , players are selected from both junior section and senior section. If the ratio of juniors to seniors in the team is 3 : 5 , what percentage of the team members are seniors ?
  • A. 37.5%
  • B. 40%
  • C. 60%
  • D. 62.5%
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2489 . In a school election with three candidate, Abdul got 120 votes, Luna got 50 votes and Karim got 30 vote. What percentage of the total number of votes did Abdul get?
  • A. 60%
  • B. 66.67%
  • C. 80%
  • D. 120%
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2490 . In a school the ratio of boys to girls is 3 : 7. If there are 150 boys and girls in the school, how many boys are there?
  • A. 45
  • B. 75
  • C. 90
  • D. 105
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