Hi friend below I am giving you some of the previous question for the practice


( 1 ) A Mathematician takes numbers such as R and Q . Then he adds these numbers to set G [ 2, 8, 10, 12 ], its mean will increase by 25%. What is the value of R4+ 2RQ + Q4?
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(A) 27---------- (B) 23------- (C) 64-------- (D) 843------- (E) None
( 2 )
Sakib Al Hasan and his wife went to Basundhara Market . There they found iPhone-6 , Samsung-Galaxy s5 , Sony-Xperia mobiles are stored on a Mobile store shelf that can contain 32 Mobiles. Currently 12 % of the shelf spots stay vacant. There are thrice as many iPhone-6 as Samsung-Galaxy s5 and the number of Samsung-Galaxy s5 is 6 greater than that of the Sony-Xperia. Sakib Al Hasan selects one mobile at random from the shelf, checks out gingerly its function and its market price, and then returns that mobile to the shelf. Then he again chooses one mobile at random from the shelf and checks it out in order to flick through the function at home. What is the probability that Sakib Al Hasan reads one mobile on iPhone-6 and one on Sony-Xperia ?
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A 2/9------ B 3/5 -------C 3/8------- D 2/5---------- E None
( 3 )
A Survey had been published on January 7, 2014 – Daily star newspaper that if January 5, 2014 election was fair between the two big parties called Awami leage and BNP , almost 40 percent of all legit voters of Dhaka City would be considered for Awami leage and 70 percent of all legit voters of Dhaka City would be considered for BNP, now what will be the difference between the least and the greatest probability of selecting a legit voter from Dhaka City who has neither voted for Awami leage nor voted for BNP?
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(A) 2/10 ---(B) 3/10 ------(C) 4/10----- (D) 6/10 ------(E) 7/10
( 4 )
Each of the 65 members in IRAQ is needed to sign up for a minimum of 1 and a maximum of 3 Islamic ‘Jihadist’ organizations. The three organizations to choose from are the Al-Quida organization , the ISIS organization , and the Taleban Fundamentalist organization . A total of 22 islamic jihadists sign up for Al-Quida organization , 27 islamic jihadists for ISIS organization , and 28 islamic jihadists for Taleban Fundamentalist organization. If 6 islamic jihadists sign up for exactly two Islamic ‘Jihadist’ organizations , how many islamic jihadists sign up for all three ‘Jihadist’ organizations?
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A 9 --------B 5------- C 3 --------D 8--------- E None
( 5 )
The popularity of Facebook is increasing as well as Whatsapp messenger. Total 132,000 Whatsapp messenger which is to be divided into 11 ‘ puzzle games/applications ‘ and no ‘ puzzle game/application ‘ is to have Whatsapp messenger that is more than 10 percent greater than the Whatsapp messenger of any other‘ puzzle game/application ‘. What is the minimum possible Whatsapp messenger that the least Whatsapp messenger ‘ puzzle game/application ‘ could have?
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A 21000 ------B 23000 ------C 12000 ------D 13000 ------E None
( 6 )
In the exiting 2014 world cup Football match Between Argentina and Germany , A Bangladeshi boy and his some of friends went to the Ticket counter of Brazil ‘ sau palo Maracana ‘stadium to buy Tickets for him and also for some of his friends. He chose southern gallery of similar Tickets, for which he was charged a total of $ 78. As the Tickets were being packed in an envelope, the boy observed that few of them were slightly torn down so he logged a complaint to the ticket counter in black and white. The ticket counter at once expressed regret and then gave the boy 4 extra tickets for free to make up for those torn down tickets. As the boy left the ticket counter, he understood that due to the addition of the 4 free extra tickets, the price of the Tickets was decreased by $2.5 on each 12 tickets. How many Tickets did the boy obtain at last?
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(A) 17------- (B) 16--------- (C) 25 ------(D) 22---------- (E) none
( 7 )
Actress Katrina Kaif is constant worrying about her weight is vastly decreasing and looking very thin. However, she wants to calculate her weight which can be calculated by taking the square root of her age in years. in January 2014, She weighs 3 kg fewer than she will in January 2031 year after she is twice as old as she is in January 2014. How old is she in January 2014?
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(A) 14---- (B) 15------ (C) 16---------- (D) 17-------- (E) 18
( 8 )
England Lords Cricket Ground has Normal, Bouncy and Spin supporting pitches such that the Normal to Bouncy supporting pitches ratio is 1:3 and the Bouncy to Spin supporting pitches ratio is 2:3. Bangladeshi Mirpur Cricket Ground has Normal and Bouncy supporting pitches in the ratio of 1:4. Jointly, the two Cricket Grounds contain 30 Bouncy supporting pitches. How many Normal supporting pitches could be in England Lords Cricket Ground?
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A) 1 -------B)3 --------C)4 ---------D)6---------- E)8
( 9 )
From 1999 to 2013 , Hollywood famous actor Tom Cruise had been using his BMW Car to drive to '' Hollywood Movie Development Corporation ''( HMDC ) in 54 minutes at an average speed of 35 miles per hour. But from the year 2014, he plans to drive to (HMDC) along a route that dwindles the total distance he usually travels when driving by 23.5 % . If Tom Cruise averages between 13 and 17 miles per hour when driving, approximate how many minutes earlier will he require to leave in the morning so as to ensure he arrives at (HMDC) at the same time as when he drives?
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A) 198 ------B) 101-------- C) 85 -------D) 65----------- E)none
( 10 )
Parisha Anjum Sajnia is a lecturer of Economics at Cambridge University. Her income comes from her job at Cambridge University as a lecturer. Genarally , Sajnia earns moderate salary of $ 150 per week plus extra fee of $ 25 for every lecture that she delivers in different social economic program that is arranged outside of Cambridge University area . Every year, Sajnia takes exactly two weeks of unpaid vacation to visit Macca Sharif , Saudi Arbia, a holy place for Muslim, and get inspired for the next year. If a regular year consists of 52 weeks and the number of lectures that Sajnia deliver in each of the past 7 years from 2008 to 2014 was an odd number greater than 18, which of the following could be Sajnia’s median annual income over the past 7 years from 2008 to 2014?
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(A) $12,344 ---(B) $25897 --(C) $26,318 --(D) $21,423-- (E) none
( 11 )
In January 2014 Sristy , Hridita , Maria went to Basundhora Mobile Store and found the average Nokia Lumia 930 Handset is $700. If the average Nokia Lumia 930 Handset price in January 2011 was 80% of the average Nokia Lumia 930 Handset price today -(In January 2014), what was the percentage increase in the average Nokia Lumia 930 Handset price from in January 2011 to January 2014?
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A 14% -----B 10%------ C 16%------- D 20%------ E None
( 12)
Prince takes a road trip from Fantasy Kingdom to Dhanmondi Lake by driving her Toyota Car. She drives M percent of the distance at 60 miles per hour and the remainder at 50 miles per hour. If Prince's average speed for the whole Journey is indicated as a portion in its reduced form, in terms of M, which of the following is the numerator?
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A 110----- B 300----- C 1,100------ D 3,000------ E 30,000
( 13 )
After completing HSC exam , total 205 students from Bangladesh were applied for admission of some reputed American Universities. However , only few students have been selected for Final admission decision to study there. These selected few students went to the Airport by bus. The number of passengers on that bus at any given time is given by the equation K = -13( R – 9)2 + 21, where K is the number of passengers and R is the number of stops the bus has made since commencing its route. If the bus starts its route with 0 passengers, how many passengers will be on the bus 2 stops after the stop where it has its maximum number of passengers?
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A 22------ B 10 -----C 16 -------D 8---------- E none
( 14 )
Mr. Sezan Ahmed invested ½ of his savings in Standard Chartered Bank that paid simple interest for two years and accepted 550 BDT as interest. He invested the residual in Dutch Bangla Bank that paid compound interest, interest being compounded yearly, for the same 2 years at the same rate of interest and accepted 605 BDT as interest. What was the value of Mr. Sezan Ahmed’s total savings prior to investing in these 2 different Banks?
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A ) 5500 -----B ) 11000------ C ) 22000 -----D) 2750 -----E) 44000
( 15 )
In America, one of the most Famous company in the world ‘ Apple ‘ has distributed its Apple iPhone -6 smartphone through two ‘ Apple ‘ retail stores/outlets. The Producer’s recommended retail price of iPhone 6 is $60. Store REX sells the iPhone for 20 percent more than the Producer’s recommended retail price . The regular price of the iPhone at Store Reliance is 30 percent more than the Producer’s recommended retail price, but the iPhone is presently on sale for 10 percent less than the regular price. If sales tax is 5 percent of the purchase price at both REX and Reliance stores, what is the result when the total cost of the iPhone at Store Reliance is deducted from the total cost of the iPhone at Store REX ?
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A $0.48--------- B $0.54------ C $1.20-------- D $1.89 -------E none
( 16 )
How many different SiX-letter combinations , Eight-letter combinations , and Three-letter combinations can be created from the word GOOGLE , FACEBOOK ,and IBA respectively?
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A 12 , 15 , 4 --------B 12 , 18 , 6 -----------C 11, 17, 4
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D 17 , 21 , 8 -----------E None
( 17 )
A boy is given math homework of divisibility problem by his school teacher , but the boy does not know how to solve step by step . At first the teacher has hinted the boy to divide G by 4 , you will find the quotient = M and the remainder = 1. But when you divide G by 7, then you will find the quotient = E and the remainder = 6. Now the teacher asks the boy is it possible for him to find the value of M if so then expresses the value of M in terms of E?
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A (4E / 7) + 5 ------------B (7E + 5) / 6 ------------C (6E + 7) / 4
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D (7E + 5) / 4-------------- E it can not be calculated because of insufficient information
( 18 )
The ministry of water management and irrigation has been preparing annual report on Dhanmondi Lake water flow system for several years. On January 1, 1971, Dhanmondi Lake contains M liters of water. By Dec 31, 1971 year , 3/8 of the M liters have evaporated. This pattern continues such that by the end of each succeeding year the lake has lost 1/4 of the water that it contained at the beginning of that year. in which year will the water in Dhanmondi Lake be reduced to less than 2/3 of the original M liters?
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A 1977 --------B 2015 ----C 2018 ------D 1988 ----------E None
( 19 )
The staffs of Facebook consisted of precisely 14,336 employees from 2011 to 2014 period during which it increased every year. From 2011 to 2014 period, the proportion of the number of employees from one year to the next year was always an integer. The proportion of the number of employees after 2014 to the number of employees after 2012 is 6 to 1. The proportion of the number of employees after 2013 to the number of employees after 2011 is 14 to 1. The proportion of the number of employees after 2013 to the number of employees before the period from 2011 to 2014 began is 70 to 1. How many employees did the company have after 2011?
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A 50 --------- B 70-------- C 250----------- D 350 --------E 750
( 20 )
Barak Obama , Narendra Modi , Vladimir Putin ran a 19 mile race. Barak Obama , Narendra Modi's combined times exceeded Vladimir Putin's time by exactly 1.5 hours. If nobody ran quicker than 7 miles per hour, who could have won the race?
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I. Barak Obama----- II. Narendra Modi------- III. Vladimir Putin
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A I only ------B II only -----C III only ------D I or II only ----E I, II, or III
( 21 )
If you want to add the reciprocals of 2 consecutive integers such as A and B to one another, what will be the addition or sum in terms of the larger integer B?
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A)11 ------B)13 ---------C)14 ----------D)7 ---------E) none
( 22 )
If the value of A is ¼ of D. The total sum of A, P, and D is tantamount to 26. If the value of P is 2 times the value of D, what is the greatest factor of the sum of P and D?
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A)2------ B)3 -------C)8 ----------D)12------------ E) 24
( 23 )
If 6A – 3B – C = 64 + C and √(6A) - √(3B + 4C) = 4, what is the value of A+ 2AB - C?
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(A) 3 --------(B) 9 ----------(C) 10-------- (D) 12--------- (E) none
( 24 )
If A is not same as B, and AB is not 0, then when A is replaced by 1/A and B is replaced by 1/B everywhere in the term (A + B) / (A – B), the resulting term is equal to
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( a ) - (A + B) / (A – B)--------- ( b ) (A - B) / (A+ B)
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( c ) (A+ B) / (A – B)---------- (d ) (A + B) --------( e ) (A – B)
( 25)
If X and Y are different values and X – Y = √X - √Y, then in terms of Y, X equals:
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A √Y + Y -----B Y - 2√Y + 1---- C Y + 2√Y + 1--- D 2Y – √Y --E None