826 . A computer takes 50 nanoseconds to do an addition. How many additions can it do in 1 second?
  • A. 2 billion
  • B. 25 million
  • C. 20 billion
  • D. 35 million
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Probashi Kallyan Bank-Officer (Cash)-25-09-2021
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827 . A container holds 4 quarts of alcohol and 4 quarts of water. How many quarts of water must be added to the container to create a mixtore that is 3 parts alcohol to 5 parts water by volume ?
  • A. 4/3
  • B. 5/3
  • C. 7/3
  • D. 8/3
  • E. None
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828 . A contractor employs 60 person for doing a job in 80 days. After 20 days it was found that only one-fifth of work was finished.How many more persons are to be employed to finish the job as per schedule?
  • A. 20
  • B. 80
  • C. 60
  • D. 40
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829 . A cricketer whose bowling average is 12.4 runs per wicket takes 5 wickets for 26 runs and thereby decreases his average by 0.4. The number of wickets taken by him till the last match was-
  • A. 64
  • B. 72
  • C. 80
  • D. 85
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বাংলাদেশ ব্যাংক || সহকারী পরিচালক (AD) (20-10-2023)
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830 . A culprit was spotted by a policeman from a distance of 250 meter. When the policeman started running towards the culprit at a speed of 10 km/h, the culprit also fled. If his speed was 8 km/h, find how far the culprit had run before he was overpowered.
  • A. 1km
  • B. 1.5 km
  • C. 2 km
  • D. 0.8 km
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NRBC BANK PO/TAO (16-06-2023) || 2023
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831 . A cyclist travels x miles in w hours and z minutes. What is the cyclist's speed in miles per hours and z minutes. What is the cyclist's speed in miles per hour?
  • A. (60w+z)/x
  • B. 60x/(w+z)
  • C. w+z/x
  • D. 60x/(60w+z)
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832 . A cyclist trayels at 12 miles per hour. How many minutes will it take to travel 30 miles?
  • A. 2
  • B. 2.5
  • C. 120
  • D. 150
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Uttara Bank PLC || Probationary Officer (09-11-2024) || 2024
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833 . A cylindrical jar that can hold 1.5 lilers of water is 7/10 th full. Approximately how much water in liters should be poured out of the jar sothat it becomes 7/10 th empty?
  • A. 0.75
  • B. 0.6
  • C. 0.5
  • D. 0.4
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834 . A cylindrical rod of iron, whose height is equal to its radius, is melted and cast into spherical balls whose radius is half the radius of the rod. find the number of balls.
  • A. 3
  • B. 4
  • C. 5
  • D. 6
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Basic bank recruitment 2018; auditor 26.01.2018 || Image 2018
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835 . A dealer had 24 mobile phones. He sold some of them at a profit of Tk.950 each and he sold the rest at a loss of Tk.500 each. If his total profit was Tk.9750, how many phones did he sell at a loss?
  • A. 6
  • B. 10
  • C. 15
  • D. 9
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836 . A dealer markes his goods 20% above cost price. He then allows some discount on it and makes a profit of 8%. The rate of discount is--
  • A. 60%
  • B. 4%
  • C. 12%
  • D. 10%
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837 . A dealer professing to sell at cost price uses a 900 gms weight for kilogram. His gain percent is--
  • A. 11%
  • B. 100/9%
  • C. 9%
  • D. 10%
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838 . A dealer sells a Radio at a gain of 10%. If he had bought it at 10% less and sold it for Tk.132 less. He would have still gained 10%. The CP of the Radio is--
  • A. 1320
  • B. 1400
  • C. 1188
  • D. 1200
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839 . A dealer sold two TV sets for Tk.3700 each. On one he gained 10% 10% and on the other he lost 10%. The dealer's loss or gain percent is--
  • A. 1% gain
  • B. 1% loss
  • C. 0%
  • D. 0.1% loss
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840 . A delivery cart went from Candle ford to Lark Rise and back an average speed of 2/3 miles per hour. If the distance from Candle ford to Lark Rise is 1 miles, and the trip back took half as much time as the trip there, what was the average speed of the del
  • A. 1/3
  • B. 3/4
  • C. 1/2
  • D. 2/3
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