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107 . A researcher computed the mean , median and standard deviation for a set of performance score . If 5 were to be added to each score , which of these three statistics would change ?
- A. The mean only
- B. The median only
- C. The standard deviation only
- D. The mean and median only
- E. The mean and the standard deviation only
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Bangladesh Bank - Assistant Director - 2011
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জাতীয় নিরাপত্তা গোয়েন্দা সংস্থা-(NSI) Assistant Director- Research officer &- Assistant Programmer-০৮/১০/২০২১
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সমন্বিত ৯ ব্যাংক | 07-01-2022 ||
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বাংলাদেশ ব্যাংক অফিসার ০২ -১২-২০২২
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111 . A shopkeeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio of the cost price and the printed price of the book is -
- A. 45: 56
- B. 45:51
- C. 47 : 56
- D. 47 : 51
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অফিসার (ক্যাশ ) - Sonali | Rupali | BD Krishi | Rajshahi Krishi Unnayn | Investment Corporation Of Bangladesh - ২৯. ০৩.২০১৯
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Officer (General) -Ansar VDP Unnayan | BD House Building Finance Corporation 28.09.2018
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113 . A shopkeeper purchase 15 mangoes for Tk. 10 and sells them at 10 mangoes for Tk. Thus, he earns a profit of-
- A. 50%
- B. 75%
- C. 80%
- D. 125%
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114 . A sold a watch to B at a gain of 20% and B sold it to C at loss of 10%. If C bought the watch for TK.216 at what price did A purchase it?
- A. Tk.200
- B. Tk.216
- C. Tk.250
- D. Tk.376
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Senior Officer- 8 Bank Recruitment Test 31-08-2018
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বাংলাদেশ ব্যাংক || সহকারী পরিচালক 28-10-2022
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বাংলাদেশ ব্যাংক || সহকারী পরিচালক 28-10-2022
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Bangladesh Bank - Assistant Director - 2013 ||
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118 . A sum fetches a simple interest of Tk. 6000 at the rate of 5% p.a. in 6 years . what would be the compound interest earned at the same rate of interest and the same principal in 2 years?
- A. Tk. 2050
- B. Tk. 2500
- C. Tk. 2125
- D. Tk. 2245
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Officer (Cash) -Sonali Bank | BD Development | BD Krishi Bank - 12.10.2018
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119 . A survey of the town Sherpur found that 70% of the people watched the news on TV, 35% of the people read the news on newspaper and watched the TV and 25% read a newspaper and watched the TV news. What percentage of the people either watched the news on TV nor read it on the newspaper?
- A. 20%
- B. 15%
- C. 5%
- D. 30%
- E. 0%
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120 . A tank can be filled with water by two pipes A and B together in 36 minutes, the tank is filled in 40 minutes. The pipe B can alone fill the tank in -
- A. 45 munutes
- B. 60 munutes
- C. 75 minutes
- D. 90 munutes
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অফিসার (ক্যাশ ) - Sonali | Rupali | BD Krishi | Rajshahi Krishi Unnayn | Investment Corporation Of Bangladesh - ২৯. ০৩.২০১৯
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