856 . A drink contains 20% cranberry juice, 20% raspberry juice and the rest is apple juice. You added 250 ml water in 750 ml of the drink. Now, what is the ratio of water of water to apple juice in the drink?
  • A. 6:5
  • B. 9:5
  • C. 5:12
  • D. 5:9
  • E. None of these
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857 . A driver of an auto rickshaw sees a lorry m ahead of him .After 30 seconds the lorry 90 m behind. If the speed of the auto rickshaw is 38 km /hr, then what is the speed of the lorry?
  • A. 23 km/hr
  • B. 25 km /hr
  • C. 20 km /hr
  • D. 18 km /hr
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জনতা ও রূপালী ব্যাংক- অফিসার ১৩.১২.২০১৯
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858 . A fair coin is flipped three times. What is the probality that coin lands head each time?
  • A. 1/2
  • B. 1/3
  • C. 1/4
  • D. 1/8
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প্রবাসী কল্যাণ ব্যাংক-সিনিয়র অফিসার-09-10-2021
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859 . A fair coin is thrown in the air four times. If the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss ?
  • A. 3/4
  • B. 1/2
  • C. 1/8
  • D. 1/16
  • E. 1/32
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Bangladesh Bank - Officer(Cash) - 2011
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860 . A fair six-sided dice is rolled. Find the probability of getting an odd number or a number less then 4 -
  • A. 2/3
  • B. 3/4
  • C. 5/6
  • D. 1/6
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861 . A family had dinner in a restaurant and paid $30 for food. They also had to pay 9.5% sale tax and 10% for the tip. How much did the pay for the dinner?
  • A. $35.85
  • B. $33.60
  • C. $35.45
  • D. $36.55
  • E. $36.35
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Bangladesh Bank - Officer(Cash) - 2011
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862 . A farmer built a fence around around his square plot. He used 27 fence poles on each side of the square. How many poles did he need altogether?
  • A. 100
  • B. 104
  • C. 108
  • D. 120
  • E. None of these
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863 . A farmer had 20 hens. All but 2 died. How many hens are still alive?
  • A. 2
  • B. 10
  • C. 15
  • D. 18
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864 . A farmer had 20 hens. All but 2 died . How many hens are still alive ?
  • A. 2
  • B. 10
  • C. 15
  • D. 18
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Bangladesh Bank - Assistant Director - 2009
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865 . A farmer has two rectangular fields. The larger field has twice the length and four times the width of the smaller field. If the area of the smaller field is K units, what is the area of the larger field?
  • A. 2K
  • B. 6K
  • C. 7K
  • D. 8K
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866 . A farmer is constructing a fence by stringing wire between two posts 20 feet apart. In the fence is 600 feet long. how many posts must the farmer.
  • A. 29
  • B. 30
  • C. 31
  • D. 32
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867 . A father's age is 4 times his son's now. 20 years from now, the father's age will be double his son's age. What will be the son's age 10 years from now?
  • A. 20
  • B. 30
  • C. 25
  • D. 10
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868 . A father is 61 and his son is 16. In how many years will the father be twice as old as his son
  • A. 17
  • B. 23
  • C. 19
  • D. 29
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One Bank Ltd || Special Cadre Officer (03-01-2025) || 2025
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869 . A father is three times as old as his son. After fifteen years the father will be twice as old as his son's age at that time . Hence the father's present age is ---
  • A. 36
  • B. 42
  • C. 45
  • D. 48
  • E. None of these
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Bangladesh Bank - Assistant Director - 2009
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870 . A father said to his son , " I was as old as you are at present at the time of your birth". If the father,s age is 36 years now, the son's five years back was____
  • A. 10 years
  • B. 12 years
  • C. 18 years
  • D. 23 years
  • E. 23 years
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