661 . A, B and C can complete a pice of work in 14, 6 and 12 days respectively. Working together, they will be complete the same work in:
  • A. 1/24 days
  • B. 7/24 days
  • C. 28/9 days
  • D. 4 days
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662 . A, B and C enter into a partnership. A contributes one-third of the capital while B contributes as much as A and C together contribute. If the profit at the end of the year amounts to Tk. 900, What would C receive?
  • A. Tk. 200
  • B. Tk. 150
  • C. Tk. 100
  • D. Tk. 300
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663 . A, B and C enter into partnership with investments in the ratio of 5 : 7 : 8. If at the end of the year A's share of profit is Tk.42360, ow much is the total profit?
  • A. Tk.169440
  • B. Tk.183000
  • C. Tk.196700
  • D. Tk.168440
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প্রবাসী কল্যাণ ব্যাংক-সিনিয়র অফিসার-09-10-2021
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664 . a, b and c positive integers. If b equals the square root of a, and if c equals the sum of a and b, which of the following could he the value of c?
  • A. 21
  • B. 30
  • C. 45
  • D. 331
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665 . A, B and C started a job which they can complete in 2 days. B can do the job in 5 days and C can do it in 4 days. After working for 1 day, both B and C left. How long would it take A to complete the rest of the job?
  • A. 20 days
  • B. 30 days
  • C. 4 days
  • D. 10 days
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666 . A, B C center into partnership with investments in the ratio of 5:7:8. If at the end of the year A's share of profit is Tk. 42360, how much is the total profilt?
  • A. Tk. 169,440
  • B. Tk. 183,000
  • C. Tk. 196,700
  • D. Tk. 168,440
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667 . A, P, R, X, S and Z are sitting in a row. S and Z are in the centre, and A and P are at the ends, R is sitting on the left of A. Then who is sitting on the right of P?
  • A. X
  • B. S
  • C. A
  • D. Z
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আশুগঞ্জ পাওয়ার স্টেশন কোম্পানী লিঃ (APSCL) || সহকারী প্রকৌশলী (মেকানিক্যাল ও ইলেকট্রিক্যাল এন্ড ইলেকট্রনিক্স) (27-09-2024) || 2024
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668 . A,B,C hired a car for Tk. 520 and used it for 7,8 and 11 hours respectively. Hire charges paid by B were :
  • A. Tk. 140
  • B. Tk. 160
  • C. Tk. 180
  • D. Tk. 220
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669 . A,B and C enter into partnership. A invests some money at the beginning, B invest double the amount after 6 months and C invests thrice the amount after 8 months. If the annual profit be Tk. 27,000, C's share is:
  • A. Tk. 11,250
  • B. Tk. 8,625
  • C. Tk. 9,000
  • D. Tk. 10,800
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670 . A 10% monthly salary increase resulted in a TK. 9000 per year increase in salary for an employee. What was his monthly salary before the increase?
  • A. Tk. 5000
  • B. Tk. 9000
  • C. TK. 7500
  • D. TK. 12000
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Officer (General) |-Sonali | Janata | Bangladesh Krishi_Bangladesh Development bank ২৪.০৫.২০১৯
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671 . A 12 gallon tub has a faucet that lets water in at a rate of 3 gallons per minute, and has a drain that lets water out at a rate of 1.5 gallons per minute. If you start with 3 gallons of water in the tub, how long will it take to fill the tub completely?
  • A. 6 minutes
  • B. 7 minutes
  • C. 8 minutes
  • D. 9 minutes
  • E. None of these
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672 . A 2 feet wide circular path is created around a circular field with a radious of r feet. Find the value of r, in feet, if the area of the field including the path is twice that of the field alone?
  • A. 2 + 2√2
  • B. 4√2
  • C. 6√2
  • D. 2√2
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673 . A 20% reduction in price allows a customer to purchase 5 kgs of rice at Tk. 160. How much would have to pay if there was no discount?
  • A. Tk. 180
  • B. Tk. 200
  • C. Tk. 210
  • D. Tk. 240
  • E. None of them
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674 . A 3-digit number 4a3 is added to another 3-digit number 984 to give a 4- digit number 13b7, which is divisible by 11. Then, (a+b)=?
  • A. 10
  • B. 11
  • C. 12
  • D. 15
  • E. None of these
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675 . A 40-meter long rope is cut into two unequal pieces. If one piece is 18 meter longer than the other, what is the length ( in meter ) of the shorter piece ?
  • A. 10
  • B. 11
  • C. 18
  • D. None of these
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Bangladesh Bank - Officer - 2001
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