676 . 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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677 . 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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678 . 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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679 . 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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680 . 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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681 . 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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682 . 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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683 . A 40 meters long rope is divided into two parts and the one part is 18 meters more than the other one. What is the smaller part?
  • A. 5 meters
  • B. 6 meters
  • C. 7 meters
  • D. 11 meters
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684 . A 45,000 liter water tank is to filled at the rate 220 liters per minute. Estimates to the nearest half hour, how long it will take to fill the tank?
  • A. 4 hours
  • B. 3.5 hours
  • C. 3 hours
  • D. 2.5 hours
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685 . A 45000 litter water tank is to be filled at the rate of 220 litters per minute. Estimate, to the nearest half an hour, how long it will take to fill the tank?
  • A. 4 hours
  • B. 3.5 hours
  • C. 3 hours
  • D. 2.5 hours
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686 . A 5 feet stick is cut into two parts so that one part is 2/3 of the other. How long in inches is shorter segment?
  • A. 3
  • B. 24
  • C. 7/2
  • D. 36
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687 . A 5 meter long stick is cut so that one part is 2/3 of the other. How long (in meter) is the shorter segment?
  • A. 1.25
  • B. 1.5
  • C. 2
  • D. 2.25
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688 . A 70cm long wire is to be cut into two pieces such that one piece will be 2/5 as long as the other. How many centimetres will the shorter piece be ?
  • A. 10
  • B. 14
  • C. 20
  • D. 28
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689 . A : B = 4 : 5, A : C = 10 : 9 then A : B : = ?
  • A. 4 : 5 : 9
  • B. 4 : 5 : 10
  • C. 8 : 9 : 10
  • D. 20 : 25 : 18
  • E. None of them
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690 . A amn deposits Tk.600 in a Bank at 10% interest rate compounded annuaally. At the end of the second year, the total amount including interest will become Tk--
  • A. 660
  • B. 720
  • C. 160
  • D. 726
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