Explanation:

Two-third of the faculty members of a department are female. Twelve of the male teachers are unmarried, while 60% of them are married. The total number of faculty members in the department is : Correct Answer 90 Suppose, Total Member = Pfemale = 2P/3       male = 1-2P/3 = P/3P/3 * 40% = 12P * 40 3 * 100 = 12 P = 12 * 3 * 10040 P = 90Total Member = 90 (Ans.)

Explanation:

What is 30% of 11/45 of 150? Correct Answer 11 30%×1145×150=11

Explanation:

A carpet that measures 6 ft by 8 ft covers 60% of a floor. What is the area of the floor? Correct Answer 80 6ft * 8 ft = 48 ft260% area = 48  1% area = 4860 100% area = 48×10060                        = 80 ft2  (Ans.)

Explanation:

An empty pool is being filled with water at a constant rate. It takes 6 hours to fill 2/3rd of the pool. How much time will it take to completely fill the pool? Correct Answer 9 For filling 2/3 rd of the pool, it takes = 6 hoursfor filling complete portion, it takes = 6*32 = 9 hours (Ans.)

Explanation:

What is the minimum number of sweets that must be added to an existing batch of 240 sweets, so that the total batch can equally be divided among 2,5 and 7 persons? Correct Answer 40 LCM of 2, 5 and 7 are = 70ভাজ্য = ভাজক*ভাগফল + ভাগশেষ240 = 70*3 + 30So, minimum number is required = 70 - 30 = 40 (Ans.)

Explanation:

Saurabh has purchased a square sheet of plywood of 196 square feet area. To cover a wall he must cut of 3 feet from a side. What is the area, in square feet, of the wall? Correct Answer 154 Side of the plywood = √196 = 14 feet Shortest side of the wall = 14 - 3 = 11 feet Area of the wall = 14×11 =  154 sq. ft

Explanation:

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? Correct Answer 24 Sum of 6 numbers are = 25*6 = 150Sum of 3 numbers are = 3*22 = 66Sum of 9 numbers are = 150+66 = 216Average of 9 numbers are = 216/9                                                   = 24 (Ans.)

Explanation:

If the length of a rectangle is increased by 20% and the width is decreased by 20%, the area is : Correct Answer decreased by 4% Let's assume the length of the rectangle is L and the width is W.Then the original area of the rectangle = L x WAfter the increase in length by 20%, the new length = L + 0.2L = 1.2LAfter the decrease in width by 20%, the new width = W - 0.2W = 0.8WSo, the new area of the rectangle = (1.2L) x (0.8W) = 0.96LWTherefore, the new area of the rectangle is 96% of the original area.Answer: 96% of the original area.decreased by 4%

Explanation:

If the price of apple is Tk. 80.00 a kilogram, and the price triples every 6 months, how long will it be untill the price of apple is Tk. 6480.00 a kilogram? Correct Answer 2 years If the price of apple is Tk. 80.00 a kilogram, and the price triples every 6 monthsThen,  every 6 months the price will be = 80 ×3= 240 After (6+6)=12 months it will be = 240×3 = 720After (12+6)=18 months it will be = 720×3= 2160After (18+6)=24 months it will be = 2160×3=6480So after 24 months or 2 years  it Will be 6480 taka

Explanation:

An employer pays 3 workers X, Y and Z a total of Tk. 36,600.00 a week. X is paid 125% of the amount Y is paid and 80% of the amount Z is paid. How much does X make a week? Correct Answer 12,000 X = 125%Y               X = 80%Z X = 125×Y100             X =    80×Z100 X = 5Y4                     X =    4Z5 Y = 4X5               Z =    5X4  X + Y + Z = 36600 X + 4X5 + 5X4 = 36600 20X + 16X + 25X20 = 36600 X = 12000 (Ans.)

Explanation:

The width of a rectangular field is 1/3 as long as its length. What is the area of the field if the length of the field is 120 yards? Correct Answer 4,800 square yards length = 120 yardswidth = 120 * ⅓ = 40 yardsarea of rectangular fields  = 120*40                                                    = 4800 square yards

Explanation:

Three individuals contributed Tk. 8,000.00 each toward the puchase of a computer. If they bought the computer on sale for Tk. 19,500.00 plus 10 percent sales tax, how much money should be refunded to each individual? Correct Answer Tk. 850 Total contribution = 3 x 8000 = 24000 TK Cost of computer = 19500 + 10% of 19500 = 19500 + 1950 = 21450 TK. Excess contribution = 24000 - 21450 = 2550 TK. Refund to each = 2550/3 = 850 TK.

Explanation:

Of the following, which is greatest? Correct Answer 126/250 12=0.5 715=0.46 49100=0.49 126250=0.504last one is largest

Explanation:

When a certain number is divided by 7, the remainder is 0. But the remainder is not 0 when the number is divided by 14, then the remainder must be ---- Correct Answer 7 The number should be multiple of 7 Let, the number be 21 Now, (21/7) = 3, reminder 0 And (21/14) = 1, reminder 7

Explanation:

One dozen eggs and ten pounds of apples are currently the same price. If the price of a dozen eggs rises by 10% and the price of apples goes up by 2%, how much more will it cost to buy a dozen eggs and ten pound of apples? Correct Answer 6% As same price, Let one dozen eggs = 100 ten pounds of apples = 100 So total amount 200 Eggs price rises 10% = 100 + 10 = 110 Apples price rises 2% = 100 + 2 = 102 Rises total amount 212 Just rises amount 12 So cost price will 12×100/200 = 6% Ans: 6%

Explanation:

The sum of 6 consecutive odd numbers exceeds twice the largest by 38. Find the sum of the six numbers. Correct Answer 72 Let x represent the smallest number. Then the other number are x + 2, x + 4, x + 6, x + 8 and x + 10. x + 10 is the largest. The sum of these is 6x + (2 + 4 + 6 + 8 + 10) = 6x + 30 We are told that this is 38 greater than twice the largest, so 6x + 30 = 2(x + 10) + 38 = 2x + 58. or, 4x = 28 ∴x = 7 Then the sum is 6×7 + 30 = 72.

Explanation:

If 4 is subtracted from one-fourth of a number, the result is 20. Which of the following is the number. Correct Answer 96 Let the number be X. ATQ, X/4 - 4 = 20 or, X/4 = 20 + 4 or, X = 24 x 4 = 96

Explanation:

The difference between two numbers is 7 and their product is 60, then one of the two numbers must be --- Correct Answer 5 x - y = 7; x = (y + 7) xy = 60 or , (y + 7).y = 60 or, y² + 7y - 60 = 0 or, (y + 12) (y – 5) = 0 So, Y = - 12,5 So, the two number is 12 and 5

Explanation:

A cake is divided into 18 pieces. If Rehana takes 1/3 of the cake and Rahim takes 1/3 of the rest that are left, how may pieces are still left? Correct Answer 8 rehana took = 1/3 of 18 pieces = 6 pieces ramaining = 12 pieces rahim took 1/3 of 12 pieces = 4 pieces total remaining = 12 - 4 = 8 pieces

Explanation:

If the product of 3 consecutive integers is 120, then the sum of the integers is Correct Answer 15 Let the first integer be x - 1. Then the next two integers would be x and x + 1. So: (x - 1)× x × (x + 1) = 120 = > (x² - 1)x = 120 = > x³ - x = 120 ∴x = 5 , Check 5³ - 5 = 125 - 5 = 120. So, x = 5. The other two numbers are 4 and 6 which are equal to x - 1 and x + 1 respectively. Now the total of these numbers is 3x = 3×5 = 15.

Explanation:

A mixture of 17 parts of A, 3 parts of B and 4 parts of C weight 72 gm. How many gm of substance B are in the mixture? Correct Answer 9 Total parts = 17+3+4 = 2424 parts = 72 gm1 parts = 72/24 = 3gmnow, total substances of B = 3B = 3*3 = 9 (Ans.)

Explanation:

B and C are points on the straight line AD, on which AB=BC=CD. What percent of AC is AD? Correct Answer 150% Here, AB + BC + CD = AD or,  AB + AB + AB = AD or,  3AB = AD Again,  AB + BC = AC or, AB + AB = AC or, 2AB = AC Now,  AD/AC = 3AB/(2AB) or,  AD = 3/2×100% of AC = 150% of AC

Explanation:

The average weight of 3 young men is 53 kg. No one of them weighs less than 51 kg. What is the maximum weight of any one man? Correct Answer 57 The total weight of them = 53×3 = 159 kg Minimum weight possible for any 2 of them = 51×2 = 102 kg Maximum weight of any 1 of them = 159 - 102 = 57 kg

Explanation:

If 18 identical machines required 40 days to complete a job, how many fewer days would have been required to the job if 6 additional machies of the same type had been used from the beginning? Correct Answer 10                 ১৮ টা মেশিনের লাগে = ৪০ দিন                ১ টা মেশিনের লাগে = ৪০ * ১৮ দিন(১৮+৬) বা ২৪ টা মেশিনের লাগে = ৪০ * ১৮২৪ = ৩০ দিনঅতএব, দিন কম লাগবে = ৪০ - ৩০ = ১০ দিন (উত্তর)

Explanation:

Out of a group of 80 applicants for a public service examination, 20 persons failed to appear for the first part of the test. What percent of the total applicants appeared for this part of the test? Correct Answer 75 Appeared applicants = 20/80×100% = 75%

Explanation:

Mr. Rahim who is 28 years of age has a son who is 4 years old. In how many years will Mr. Rahim be 4 times as old as his son? Correct Answer 4 Let, after x years Mr. Rahman will be 4 times as old as his son. So, 4(4 + x) = 28 + x or, 16 + 4x = 28 + X or, 4x - x = 28 - 16 or, 3x = 12 or, x = 4 Therefore, after 4 years Mr. Rahman will be 4 times as old as his son and that is answer option (d).

Explanation:

The eric 'ODYSSEY' wad written by ---- Correct Answer Homer Homer was the presumed author of the Iliad and the Odyssey, two epic poems that are the foundational works of ancient Greek literature. The Iliad is set during the Trojan War, the ten - year siege of the city of Troy by a coalition of Greek kingdoms. It focuses on a quarrel between King Agamemnon and the warrior Achilles lasting a few weeks during the last year of the war.

Explanation:

Six workers can do 9 identical jobs in 3 days. How long will it take 4 workers to do 10 such jobs? Correct Answer 5 days If 6 workers can complete 9 jobs in 3 days, then 6 workers can complete 9/3 = 3 jobs in 3/3 = 1 day, then 6/6 = 1 worker can complete 3/6 = 1/2 job in 1 day, then 4 × 1 = 4 workers can complete 4 × 1/2 = 2 jobs in 1 day, then 4 workers can complete 5 × 2 = 10 jobs in 5 × 1 = 5 days.

Explanation:

Which is the least corrupt country in the world, according to the most recent Transperrency International (TI) report? Correct Answer Singapore In the list, Denmark, Finland, New Zealand, Sweden, Singapore and Switzerland are perceived as the top 6 least corrupt nations in the world, ranking consistently high among international financial transparency, while the most perceived corrupt country in the world is Somalia, scoring 8–10 out of 100 since 2012.

Explanation:

The world Trade Organization (WTO) conferences of 2003 was held in --- Correct Answer Cancun The Fifth WTO Ministerial Conference was held in Cancún, Mexico from 10 to 14 September 2003. The main task was to take stock of progress in negotiations and other work under the Doha Development Agenda.

Explanation:

Which of the following export items has the largest contribution to the GNP of Bangladesh? Correct Answer Garments The economy of Bangladesh is a developing market economy. It's the 35th largest in the world in nominal terms, and 30th largest by purchasing power parity; it is classified among the Next Eleven emerging market middle income economies and a frontier market. In the first quarter of 2019, Bangladesh's was the world's seventh fastest growing economy with a rate of 1.3% real GDP annual growth. Dhaka and Chittagong are the principal financial centers of the country, being home to the Dhaka Stock Exchange and the Chittagong Stock Exchange. The financial sector of Bangladesh is the third largest in the Indian subcontinent. Bangladesh is one of the world's fastest growing economies.

Explanation:

Who is the current Prime Minister of Malaysia? Correct Answer Abdullah Ahamad Badawi Tun Abdullah bin Ahmad born 26 November 1939) is a Malaysian politician who served as the 5th Prime Minister of Malaysia from 2003 to 2009. He was also the President of the United Malays National Organisation (UMNO), the largest political party (that time) in Malaysia, and led the governing Barisan Nasional parliamentary coalition.

Explanation:

Letter of Credit (LC) is a banking instrument generally used in --- Correct Answer Export-Import A letter of credit (LC), also known as a documentary credit or bankers commercial credit, or letter of undertaking (LoU), is a payment mechanism used in international trade to provide an economic guarantee from a creditworthy bank to an exporter of goods.

Explanation:

The poem 'Bidrohi' was written by --- Correct Answer Kazi Nazrul Islam Bidrohi" is a popular revolutionary Bengali poem and the most famous poem written by Kazi Nazrul Islam in December 1921. Originally published in several periodicals, the poem was first collected in 1922 in a volume titled Agnibeena: the first anthology of Nazrul's poems. Many has seen, in this poem, elements of romanticism, heroism, and love. This poem, through which Nazrul celebrated human creative powers, asserted his affirmation of the individual human capacity for heroic action and human

Explanation:

In 2003-04, Bangladesh received the highest foreign currency remittance from ---- Correct Answer Saudi Arabia Remittance has become a major contributor to the Bangladeshi economy. As the emigrant workers from Bangladesh gradually increased over the years, the amount of annual remittance to the country significantly rose. According to World Bank, Bangladesh is now one of the largest recipients of remittance with almost $15.3 billion in 2018. It was third highest recipient of remittance in South Asia in 2018. 2003 - 2004 highest remittance in saudi arabia.

Explanation:

Stock Exchanges of Bangladesh operate under the direct control of ------ Correct Answer SEC The capital market is regulated by Bangladesh Securities and Exchange Commission (BSEC).

Explanation:

Since the independence, which country has provided the highest donation to Bangladesh ---- Correct Answer Japan Major commodity aid donors to Bangladesh include Japan, Germany, Netherlands, UK and USA. Project aid comprises the largest share of foreign aid inflows into Bangladesh. Total commitment of project aid to the country during 1972 - 1999 was $26.17 billion, of which $18.84 billion was disbursed during the same period.

Explanation:

Which Asian country belongs to the G-7 countries? Correct Answer Japan The Group of Seven (G7) is an intergovernmental organization consisting of Canada, France, Germany, Italy, Japan, the United Kingdom and the United States. The heads of government of the member states, as well as the representatives of the European Union, meet at the annual G7 Summit.

Explanation:

What is DOS (as relates to computer)? Correct Answer Disk Operating System DOS stands for Disk Operating System and is the computer program no personal computer can do without. . All personal computers require at least one disk drive on which are stored “files”. A file can be either a set of computer instructions, a program, or files of data in either numerical or alphabetical form.

Explanation:

The headquarter of Asian Development Bank is situated in --- Correct Answer Manila The Asian Development Bank (ADB) is a regional development bank established on 19 December 1966, which is headquartered in the Ortigas Center located in the city of Mandaluyong, Metro Manila, Philippines. The company also maintains 31 field offices around the world to promote social and economic development in Asia.

Explanation:

SAARC secretariat is situated at ---- Correct Answer Katmandu Secretary - General of the South Asian Association for Regional Cooperation, is head of a SAARC Secretariat, which is headquartered in Kathmandu, Nepal. SAARC is an economic and geopolitical union between the eight South Asian member nations, Afghanistan, Bangladesh, Bhutan, India, Maldives, Nepal, Pakistan and Sri Lanka. Secretary - General is appointed for a three - year term by election by a council of Ministers from member states. Secretary - General is assisted by eight deputies, one from each nation, who also reside in Kathmandu.

Explanation:

Head Office of ILO is located in----- Correct Answer Geneva The International Labour Organization (ILO) is a United Nations agency whose mandate is to advance social and economic justice through setting international labour standards. Founded in October 1919 under the League of Nations, it is the first and oldest specialised agency of the UN. The ILO has 187 member states: 186 out of 193 UN member states plus the Cook Islands. It is headquartered in Geneva, Switzerland,

Explanation:

Which organization or agency issues Two Taka note in Bangladesh? Correct Answer Ministry of Finance The Ministry of Finance Artho Montronaloya) is a ministry of Bangladesh. The ministry is responsible for state finance, including the state budget, taxation and economic policy in Bangladesh. It is led by the Finance Minister of Bangladesh. The department must report to the Parliament of Bangladesh.