511 . Which of the following terms does not describe the number 9 ?
- A. Prime
- B. Integer
- C. Real Number
- D. Whole Number
- E. Rational Number
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Bangladesh Bank - Assistant Director - 2011
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প্রিমিয়াম প্ল্যান: ১ মাস
99 ৳
৩০ দিনের জন্য সকল লাইভ এবং আর্কাইভ মডেল টেস্ট, প্রশ্ন ব্যাংক ও লেকচার শিট সহ অ্যাপ এর প্রিমিয়াম সব এক্সেস পাবেন।
512 . Which of these numbers are least like the others : 3, 5, 11, 14, 17, 21.
- A. 5
- B. 11
- C. 14
- D. 17
- E. 21
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Bangladesh Bank - Assistant Director - 2013 ||
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513 . Which one of the following fractions is greater than 1/2?
- A. 2/5
- B. 4/7
- C. 4/9
- D. 5/11
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Bangladesh Bank - Assistant Director - 2012
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515 . While selling 2 watch a shopkeeper gives a discount of 5%. If he gives a discount of 7% her earns Tk.15 less as profid. The marked price of the watch is--
- A. 787.50
- B. 805.00
- C. 697.50
- D. 712.50
- E. None of these
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516 . Who is the father of Geometry ?
- A. Aristotle
- B. Euclid
- C. Pythagoras
- D. Kepler
- E. Newton
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Bangladesh Bank - Assistant Director - 2013 ||
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Senior Officer- 8 Bank Recruitment Test 31-08-2018
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518 . Worker W produces n units in 5 hours, workers W & V working independently but at same time produces n units in 2 hours. How long would it take V alone to produce n units?
- A. 2 hours 20 minutes
- B. 2 hours 30 minutes
- C. 1 hour 25 minutes
- D. 2 hours 40 minutes
- E. None of these
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519 . Working alone Abu can finish a job in 40 days. Labu can do the same job in 60 days working alone. They start working together and work for 18 days. Then Harun joined them. The three men working together finished the job in 5 more days. In how many days could Harun finish the job working alone?
- A. 120
- B. 80
- C. 72
- D. 96
- E. None of them
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520 . X, Y & Z has started a business with a profit sharing ratio 7:8:9. If at the end of the year, Y gets a total of Taka 4,000, what will be Z's profit?
- A. Tk. 4500
- B. Tk. 4000
- C. Tk. 3500
- D. Tk. 5500
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সমন্বিত ৫ ব্যাংক | অফিসার ক্যাশ | 25-03-2022 ||
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521 . X, Y and Z can do a piece of work in 6 hours. X and Y can do the same work in 8 hours and Z can the same work in 12 hours . In how many times will X and Z do the same work?
- A. 6 hours
- B. 8 hours
- C. 10 hours
- D. 12 hours
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Officer (General) -Ansar VDP Unnayan | BD House Building Finance Corporation 28.09.2018
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522 . এর উৎপাদক কোনটি ..
- A.
- B.
- C.
- D.
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523 . x2+x−20=?
- A. (x-5)(x+4)
- B. (x+5)(x-4)
- C. (x-10)(x-2)
- D. (x-10)(x+2)
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জাতীয় নিরাপত্তা গোয়েন্দা সংস্থা-(NSI) Assistant Director- Research officer &- Assistant Programmer-০৮/১০/২০২১
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