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A certain company assigns employees to offices in such a way that some of the offices can be empty and more than one employee can be assigned to an office. In how many ways can the company assign 3 employees to 2 different offices? Correct Answer 8 Two offices can be filled in two ways, when all the three employee will be in same room or when two employee in one room and one in other room. when all the three employee will be in same = 3C3 * 2! = 2 (2!, because any of the room can be taken) when two employee in one room and one in other room. = 3C2 * 1C1 * 2! = 6 Hence total ways = 6 + 2 Answer is 8.

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If 10 students scored 61, how many students scored 62 or more marks? Correct Answer 25 There is given a table of Mark distribution 35-48, 49-60, 61-75, 76-88, 89-100No. Of students: 11, 25, 21, 9, 5Solution : Given that 10 students score 61, then rest (21-10)=11 students scores range 62 to 75.Though 76 to 100 are more than 62, so we took the number of rest students. So, total number of students who score 62 or more is (11+9+5)=25.Our answer is 25.

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If x-3y=3 and 2x+9y=11, then what are the values of x and y? Correct Answer 4, 1/3 x - 3y = 3    or,   x = 3y + 3 - - - - - - - (i) 2x + 9y = 11 or,   2(3y + 3) + 9y = 11 or,   6y + 6 + 9y = 11 or,   15y = 11 - 6 or,    y = 5/15 = 1/3 Now,   x = 3y + 3 = 3 x 1/3 + 3 = 4 So, (x, y) = (4, 1/3).

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'C' is the midpoint of the line segment AE. Points B and D are on the line segment AE so that AB=BC and CD=DE, what percentage of AC is AD? Correct Answer 150 Here, B is the midpoint of AC and D is the midpoint of CD. So, AB = BC = CD = DE Now,  AC = AB + BC = 2AB And,   AD = AB + BC + CD = 3AB = 3/2 x 2AB = 3/2 AC So, AD = 3/2 x 100% of AC = 150% of AC.

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some zings are zangs. Some zangs are zongs. Which of the following can we conclude for sure? Correct Answer Some zangs are zings Here, Zing=zang zang=zongso  zang cant be zing

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Starting from point A, Kashem walked 300 meters towards North to B and then walked another 400 meters towards East to C. What is the shortest distance between C and A? Correct Answer 500 Points A, B & C make a right - angled triangle. The shortest distance between C & A is CA. Now,  CA = (AB2  + BC2)1/2  = (3002 + 4002)1/2 = 500 m

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If x>w, y>q, s>w, and w>y, which of the following must be true? 1. x>s 2. s>q 3. x>y Correct Answer 2 and 3 We can make the following deductions from the given information:Since x > w and w > y, we can conclude that x > y.Since y > q, we can conclude that s > q.Since s > w and w > y, we can conclude that s > y.Therefore, the statements that must be true are:x > s or s > x (We cannot determine the relationship between x and s based on the given information. Therefore, this statement is not necessarily true.)s > q (This statement is true based on the given information.)x > y (This statement is always true based on the given information.So, the correct answer is options 2 and 3.

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A mechanic repairs 4 cars in 5/3 hours. How many cars can he repair in 50 minutes? Correct Answer 2 5/3 hours = 5 / 3 x 60 = 100 minites In 100 minutes he repairs 4 cars In 50 minutes he repairs 2 cars.

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The length of a rectangle is 6 cm more than the side of a square, and the width of the rectangle is 6 cm less than the side of the square. If the area of the square is 86 cm2. what is the area of the rectangle? Correct Answer 50 cm2 Let, side of the square = a a2 = 86 cm2 Length of the rectangle = a + 6 Width of the rectangle = a - 6 Area of rectangle = (a + 6) (a - 6) = a2 - 36 = 86 - 36 = 50 cm2

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If x is negative , all BUT which of the following must also be negative? Correct Answer 1/x2 Let, x = - 1 x3 = - 1 1/x3 = 1/ - 1 = - 1 1/x = 1/ - 1 = - 1 1/x2 = 1/( - 1)2 = 1

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A drug store usually sells a certain medicine at 40% profit . During a sale, the medicine was sold for 10% less than the usual price. What percent profit the store made on eachof this medicine during the sale? Correct Answer 26% Let, buying price of medicine Tk. 100 At 40% profit selling price of medicine = (100 + 40) = Tk.140 Commission for tk 100 is tk 10 140 is tk (10×140)/100 = Tk.14 New selling price = 140 - 14 = 126 Profit in percentage = 126 - 100 = 26

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The average score of students on a certain exam was 85.50. On the same exam Raju scored 90. What was Raju's percent deviation from the average score? Correct Answer 4.5% Percent deviation = 90 - 85.50 = 4.5

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If (x2 -y2) =48 and (x -y) =4 , what is the average of x and y? Correct Answer 6 x2 - y 2 = 48 (x + y) (x - y) = 48 (x + y) ×4 = 48 x + y = 12 (x + y)/2 = 6

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In terms of land area , which of the following is the largest island island in Bangladesh? Correct Answer Bhola বাংলাদেশের একমাত্র দ্বীপ জেলা ভোলা। ভোলার পূর্বনাম শাহবাজপুর।

Explanation:

which of the following country is known as the ' Land of white Elephant? Correct Answer Thailand শ্বেত্ত হস্তীর দেশ থাইল্যান্ড।

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where is the head office of the Asian Clearing Union located? Correct Answer Iran ১৯৭৪ সালের ৯ ডিসেম্বর প্রতিষ্ঠিত Asian Clearing Union এর সদর দপ্তর ইরানের তেহরানে অবস্থিত। সদস্য ৯ টি রাষ্ট্র - ইরান, বাংলাদেশ, ভারত, পাকিস্তান, নেপাল, ভুটান, শ্রীলঙ্কা, মায়ানমার, মালদ্বীপ।

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How many districts in Bangladesh have borders with India? Correct Answer 30 Bangladeshi Districts with border  30 districts are direct border with India  and 3 districts are with Myanmar. Rangpur is the common district between these two countries.

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The Asian Infrastructure Investment Bank (AIIB) headquarter is at ----- Correct Answer Beijng AIIB এর প্রতিষ্ঠাকালঃ ১৬ জানুয়ারি ২০১৬ সদর দপ্তরঃ বেইজিং, চায়না। সদস্যঃ ৭৬ New Development Bank এর সদর দপ্তরঃ সাংহাই, চীন।The Asian Infrastructure Investment Bank(AIIB), a multilateral development bank with a mission to improve social and economic outcomes in Asia and beyond. Headquartered in Beijing, commenced operations in January 2016.

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Which of the following is the currency of China? Correct Answer Yuan চীনের মুদ্রা - ইউয়ান জাপানের মুদ্রা - ইয়েনThe Yuan is China’s national currency. It’s known locally as the Renminbi (RMB), which means “the money of the people.”

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Black Money is ---- Correct Answer illegally earned money কালো টাকা হলো যে উপার্জিত অর্থের কর পরিশোধ করা হয়নি।Black Money is money which is earned through any illegal activity against govt. rules and regulation.

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Which one of the following is not a scheduled bank according to the Bangladesh Bank order 1972? Correct Answer Probashi Kallyan Bank ২০১০ সালে প্রবাসী কল্যাণ ব্যাংক প্রতিষ্ঠা লাভ করে। ব্যাংকের মূলধনের ৫% আসে সরকার হতে, ৯৫ % আসে প্রবাসীদের হতে।There are 57 scheduled banks and 6 non - scheduled banks in Bangladesh. Among these banks which mentioned in question, Probashi Kollyan Bank is not a scheduled Bank.

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Which countries are not included in the D-8 group? Correct Answer India, Nepal, Sir Lanka ডি - ৮ ভুক্ত দেশ - বাংলাদেশ, মিশর, ইন্দোনেশিয়া, মালয়েশিয়া, ইরান, পাকিস্তান, নাইজেরিয়া, তুরস্ক।D - 8 also known as Developing - 8, is an organization for development cooperation among the countries like Bangladesh, Egypt, Indonesia, Iran, Malaysia, Nigeria, Pakistan and Turkey. The establishment of D - 9 was announced officially through the Istanbul Declaration of Summit of Heads of government on June 15, 1997. The headquarter of D - 8 is situated in Istanbul, Turkey.

Explanation:

The city of Davos is mostly associated with ---- Correct Answer World Economic Forum's Meeting World economic forum সুইজারল্যান্ডের ডাভোসে প্রতিবছর জানুয়ারি মাসের শেষে সম্মেলন করে।The World Economic Forum (WEF) is best known for its annual meeting in Davos, a foundation and is headquartered in Geneva, Switzerland.

Explanation:

Devaluation of TAKA is likely to increase ---- Correct Answer Export Devaluation of Taka is likely to increase Export. A devaluation of the exchange rate will make exports more competitive and appear cheaper to foreigners. This will increase demand for exports. A country may devaluate its currency to combat trade imbalances. Devaluation causes a country’s exports to become less expensive, making them more competitive in the global market.

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At present, what is the bank rate in Bangladesh? Correct Answer 5.0% At present Bank rate in Bangladesh is 4.0% (October 2020)

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What was the Bangladesh Bank Foreign Exchange reserve in July, 2017? Correct Answer None of these The Bangladesh Bank Foreign Exchange reserve in January 2018 was 32, 694,7 million US Dollar.

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Which bank in Bangladesh first started ATM service? Correct Answer Standard Chartered Bank বাংলাদেশে সর্বপ্রথম স্ট্যান্ডার্ড চার্টাড ব্যাংক ১৯৯৪ সালে এটিএম সুবিধা চালু করে।The Bank in Bangladesh which first started ATM service is Standard Chartered Bank.

Explanation:

What is the name of the tropical storm that caused 'catastrophic' floods in Texas and left a deadly trial of devastation along the Gulf coast during the last week of August 2017? Correct Answer Harvey The name of the tropical storm that caused catastrophic floods in Texas, a large state in the sounthern U.S. with deserts, and left a deadly trail of devastation along with the Gulf coast during August 2017 is Harvey.

Explanation:

BRICS is the acronym for an association of fine major emerging national economics. Which countries do 'C' and 'S' stand for? Correct Answer China and South Africa BRICS - Brazil, Russia, India, China, South Africa সদর দপ্তরঃ Aarhus university, ডেনমার্ক।BRICS is the acronym for an association of five major emerging national economies; Brazil, Russia, India, China and South Africa. Here ‘C’ and ‘S’ respectively stand for China and South Africa.

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What is the full name of the 45th president of the United States? Correct Answer Donald John Trump Donald John Trump (born on june 14, 1946) is the 45th and current President of the United States, in office since January 20, 2017. Before entering politics, he was a businessman and television personality.

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The 2020 Olympics will be held in ---- Correct Answer Tokeyo অলিম্পিক ২০২০ অনুষ্ঠিত হবে ২৪ জুলাই - ৯ আগস্ট ২০২০ টোকিওতে। ১৯৬৪ সালের পর দ্বিতীয়বারের মতো আয়োজন করতে যাচ্ছে দেশটি। টোকিও হবে বিশ্বের ৫ ম শহর যা ২য় বারের মতো অলিম্পিক আয়োজন করতে যাচ্ছে।The 2020 Summer Olympics, officially known as the Games of the XXXII Olympiad and commonly known as Tokyo 2020 will be held in Tokyo, Japan.

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2017 FIFA Confederation Cup title was won by ---- Correct Answer Germany The 2017 FIFA Confederations Cup was won by Germany (1st title). I was held in Russia, from 17 July 2017, as prelude to the 2018 FIFA World Cup.

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Who is the best all-rounder in all three forms of world cricket? Correct Answer Shakib All Hasan Shakib Al Hasan (born on 24 March 1987) is the best all - rounder of all three forms of world cricket.

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Who won the Best Actress Award in the 2017 Cennes Film Festival? Correct Answer Diane Kruger Diane Kruger is the best actress in the Cennes Film Festival 2017.

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Druing the liberation war under which sector was Dhaka district placed? Correct Answer Sector 2 During Liberation War Dhaka district was under sector 2 and 3.

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Which of the following technology was compromised during the hake of Bangladesh Bank? Correct Answer SWIFT The meaning of SWIFT is Society for Worldwide Interbank Financial Telecommunication.

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When is the World Diabetes Day? Correct Answer 14th November World Diabetes Day is the primary global awareness campaign focusing of diabetes mellitus and is held on November 14 each Year.

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Which is the first Muslim country to recognize Bangladesh? Correct Answer Iraq The first Arab Muslim country to recognize Bangladesh is Iraq.