Combined 3 Bank Senior Officer 2018 Exam and Solution

৪১। A square carpet with an area of 169 cm2 must have 2 cm cut off one of its edges in order to be a perfect fit for a rectangular room. What is the area (in cm) of this rectangular room?
(ক) 117
(খ) 143
(গ) 145
(ঘ) 165
উত্তরঃ খ। 143

৪২। A box contains 12 poles and 7 pieces of net. Each piece of net weighs 0.2 gm: each pole weighs 1.1gm. The box and its contents together weigh 16.25 gm. How much does the empty box weigh?
(ক) 1.2 gm
(খ) 1.65 gm
(গ) 2.75 gm
(ঘ) 6.15 gm
উত্তরঃ খ। 1.65 gm

৪৩। If an inspector rejects 0.08% of a product as defective, how many units of the product will he examined in order to reject 2?
(ক) 1500
(খ) 500
(গ) 2000
(ঘ) 2500
উত্তরঃ ঘ। 2500

৪৪। A box is made in the form of a cube. If a second cubical box has inside dimensions three times those of the first box, how many times as much does the second box contain?
(ক) 12
(খ) 27
(গ) 9
(ঘ) 6
উত্তরঃ খ। 27

৪৫। The average of 6 numbers is 25. If 3 more numbers, with an average of 22 are added to these numbers, what will be the average of the combined 9 numbers?
(ক) 20
(খ) 24
(গ) 26
(ঘ) 32
উত্তরঃ খ। 24

৪৬। In a container, there are 2 green marbles and 2 red marbles. You randomly pick the marbles. What is the probability that both of them are green?
(ক) 1/2
(খ) 1/4
(গ) 1/6
(ঘ) 1/3
উত্তরঃ গ। 1/6

৪৭। Three boys have marbles in the ratio of 19 : 5 : 3. If the boy with the least number has 9 marbles. how many marbles does the boy with the greatest number have?
(ক) 57
(খ) 33
(গ) 27
(ঘ) 81
উত্তরঃ ক। 57

৪৮। A water tank has two taps (Tap-1 and Tap-2). Tap-1 can fill a tank in 8 hours and Tap.2.can empty the tank in 16 hours. How long will they take to fill the tank if both taps are opened simultaneously but Tap-2 is closed after 8 hours?
(ক) 10
(খ) 12
(গ) 14
(ঘ) 16
উত্তরঃ খ। 12

৪৯। An iron rod that weighs 24 kg is cut into two pieces so that one of these pieces weighs 16 kg and is 34 m long. If the weight of each piece is proportional to its length, how long is the other piece?
(ক) 11 m
(খ) 17 m
(গ) 34 m
(ঘ) 68 m
উত্তরঃ খ। 17 m

৫০। The price of a pen is 25% more than the price of a book. The price of a pen holder is 50% more than the price of the book. How much is the price of the pen holder more than the price of the pen?
(ক) 50%
(খ) 25%
(গ) 20%
(ঘ) 37.5%
উত্তরঃ গ। 20%

৫১। 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?
(ক) Tk.7500
(খ) Tk.8500
(গ) Tk.5000
(ঘ) Tk.9500
উত্তরঃ ক। Tk.7500

৫২। The sum of principal and simple interest of a certain amount of money would be Tk.460 after 3 years from now and Tk. 500 after 5 years from now. What is the total interest rate?
(ক) 5%
(খ) 12%
(গ) 15%
(ঘ) 20%
উত্তরঃ ক। 5%

৫৩। The ratio between the perimeter and the breadth of a rectangular is 5:1. If the area of the rectangle is 216 cm2, what is the length of the rectangle?
(ক) 16 cm
(খ) 18 cm
(গ) 20 cm
(ঘ) 22 cm
উত্তরঃ খ। 18 cm

৫৪। An article when sold at a gain of 5% yields Tk. 15 more than when sold at a loss of 5%. Its cost price would be
(ক) Tk. 100
(খ) Tk 150
(গ) Tk 200
(ঘ) Tk 250
উত্তরঃ খ। Tk 150

৫৫। If for integer x, 5 < x < 10 and y = x + 5, what is the greatest possible value of x + y?
(ক) 32
(খ) 22
(গ) 23
(ঘ) 27
উত্তরঃ গ। 23

৫৬। Increasing the original price of an item by 10%, then decreasing by 20% and then again increasing the price by 10% is equivalent:
(ক) 4.4% increase
(খ) 3.2% decrease
(গ) 3.5% decrease
(ঘ) None of these
উত্তরঃ খ। 3.2% decrease

৫৭। The interest charged on a loan is p dollars per $1,000 for the first month and q dollars per $1000 for each month after the first month. How much interest will be charged during the first three months on a loan of $10,000?
(ক) 10p+20q
(খ) 30q
(গ) 30p
(ঘ) 20p+10q
উত্তরঃ ক। 10p+20q

৫৮। In a club 50% of the male voters and 80% of the female voters voted for candidate A. If candida A received 70% of the total votes, what is the ratio of male to female voters?
(ক) 1/3
(খ) 3/4
(গ) 1/4
(ঘ) 1/2
উত্তরঃ ঘ। 1/2

৫৯। In June a baseball team that played 60 games had won 30% of its games played. After a phenomenal winning streak this team raised its average to 50% How many games must the team have won in a row to attain this average?
(ক) 30
(খ) 45
(গ) 20
(ঘ) 24
উত্তরঃ ঘ। 24

৬০। A rectangular fish tank 25m by 9m has water in it to a level of 2m. This water is carefully poured into a cylindrical container with a diameter of 10m. How high will the water reach in the cylindrical container?
(ক) 18π
(খ) 18/π
(গ) π/18
(ঘ) 9/2π
উত্তরঃ খ। 18/π

৬১। The headquarter of International Atomic Energy Agency (IAEA) are situated at
(ক) Vienna
(খ) Geneva
(গ) Rome
(ঘ) Paris
উত্তরঃ ক। Vienna

৬২। Profits of a firm that are distributed or given out to its investors are called
(ক) Bonds
(খ) Equity
(গ) Dividends
(ঘ) None of these
উত্তরঃ গ। Dividends

৬৩। Money market is a market for
(ক) short-term fund
(খ) long-term fund
(গ) hedge fund
(ঘ) Risk free assets
উত্তরঃ ক। short-term fund

৬৪। Fathometer is used to measure
(ক) Ocean depth
(খ) Earthquakes
(গ) Rainfall
(ঘ) Sound intensity
উত্তরঃ ক। Ocean depth

৬৫। India has largest deposits of __ in the world.
(ক) gold
(খ) copper
(গ) mica
(ঘ) None of the above
উত্তরঃ গ। mica

৬৬। In cricket, a run taken when the ball passes the batsman without touching his bat or body is called
(ক) leg bye
(খ) bye
(গ) bosic
(ঘ) drive
উত্তরঃ খ। bye

৬৭। Of the various non-conventional energy sources that are being tapped, which has the largest potential?
(ক) Water power
(খ) Wind power
(গ) Solar power
(ঘ) Biomass power
উত্তরঃ গ। Solar power

৬৮। The chief constituent of gobar (গোবর) gas is
(ক) ethane
(খ) methane
(গ) hydrogen
(ঘ) carbon dioxide
উত্তরঃ খ। methane

৬৯। The longest mountain range in the world is
(ক) The Alps
(খ) The Himalayas
(গ) The Andes
(ঘ) The Rockies
উত্তরঃ গ। The Andes

৭০। The main object of which of the following UN agency is to help the underdeveloped countries in the task of raising their living standards?
(ক) IMF
(খ) UNICEF
(গ) UNDP
(ঘ) IDA
উত্তরঃ গ। UNDP

৭১। By default, your documents print in __ mode.
(ক) Page setup
(খ) Landscape
(গ) Portrait
(ঘ) Print preview
উত্তরঃ গ। Portrait

৭২। Which of these toolbars allows changing of Fonts and their sizes?
(ক) Formatting
(খ) Standard
(গ) Print Preview
(ঘ) None of these
উত্তরঃ ক। Formatting

৭৩। All of the following are examples of real security and privacy risks EXCEPT:
(ক) Viruses
(খ) Spam
(গ) Hackers
(ঘ) None of them
উত্তরঃ খ। Spam

৭৪। The basic unit of a worksheet into which you enter data in Excel is called a
(ক) column
(খ) box
(গ) table
(ঘ) cell
উত্তরঃ ঘ। cell

৭৫। You can detect spelling and grammar errors by
(ক) Press Shift + F7
(খ) Press Ctrl + F7
(গ) Press Alt+ F7
(ঘ) Press F7
উত্তরঃ ঘ। Press F7

৭৬। Verification of a login name and password is known as:
(ক) configuration
(খ) authentication
(গ) accessibility
(ঘ) logging in
উত্তরঃ খ। authentication

৭৭। A light sensitive device that converts drawing, printed text or other images into digital form is
(ক) Keyboard
(খ) Plotter
(গ) Scanner
(ঘ) None of these
উত্তরঃ গ। Scanner

৭৮। Graphical pictures that represent an object like file, folders etc. are:
(ক) Icons
(খ) Desktop
(গ) Task bar
(ঘ) Windows
উত্তরঃ ক। Icons

৭৯। Computer Virus is a _ .
(ক) Hardware
(খ) Software
(গ) Bacteria
(ঘ) Freeware
উত্তরঃ খ। Software

৮০। Which of the followings is word processing software?
(ক) Perfect
(খ) Wordpad
(গ) MS Word
(ঘ) All of these
উত্তরঃ ঘ। All of these