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In which of the following countries did the "Orange Revolution" take place? Correct Answer Ukraine Date : 22 November 2004 - 23 January 2005 ( 2 months, and 1 day)Result : Revote ordered by Ukrainian Supreme Court.

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who won the Nobel Prize in Literature in 2010? Correct Answer Mo Yan Kazuo Ishiguro won the Nobel Prize in Literature in 2017.

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Mr. Ban Ki -moon , the secretary General Of the UN, is a citizen of the following countries? Correct Answer South korea জাতিসংঘের বর্তমান মহাসচিব (নবম) পর্তুগালের নাগরিক অ্যান্টনিও গুতেব্রেস। ১ জানুয়ারি ২০১৭ তিনি দায়িত্ব গ্রহণ করেন।

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which african country was the first to recognize Bangladesh as an independent nation ? Correct Answer Senegal Bhutan was overall first, Senegal recognized as first African country in the February of 1972.

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A board of length L feet is cut into two pieces such that the length of one piece is 1 foot more than twice the length of the other piece. Which of the following is the length, in feet, of the longer piece? Correct Answer (2L+1)/3 Let length of piece A = 2x - 1 length of piece B = x 2x - 1 + x = L = >3x - 1 = L = >x = (L + 1)/3   length of piece A = 2[(L + 1)/3] - 1 = (2L + 2 - 3)/3 = (2L - 1)/3

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A cyclist travels x miles in w hours and z minutes. What is the cyclist's speed in miles per hours and z minutes. What is the cyclist's speed in miles per hour? Correct Answer 60x/(60w+z) d = s×t t = z/60 + w so s = 60x/(60w + z)

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If the average (arithmetic mean) of 16, 20 and n is between 18 and 21 inclusive, what is the greatest possible value of n ? Correct Answer 27 we must take such a value of n for which the average must be in between 18 to 21, inclusive. It means 21 can be the average . We are looking fro greatest value of n. So, we must take 21 as average of this 3 numbers. 16 + 20 + n = 3×21 = > 36 + n = 63 ∴n = 27.

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Mr. Hashem owns a mango garden withs 220 mango trees in it. Each mango tree of that garden produces from 20 to 30 pounds of mangoes each year. Which of the following could be the total number of pounds of mangoes produced per year? Correct Answer 5,400 Minimum production = 220×20 = 4400 pounds Maximum production = 220×30 = 6600 pounds So, production will be 4400 to 6600 pounds per year.

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If 4x larger than the sum x & 3y by 9, then x is larger than y by how much? Correct Answer 3 Here,  4x = x + 3y + 9 or,  4x - x - 3y = 9 or,  3x - 3y = 9 or,  3(x - y) = 9 or,  x - y = 9/3 = 3

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If x+y=4 and x-y=3, then x+2y is : Correct Answer 4.5 Here,   x + y = 4 And,    x - y = 3 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - So,   2x = 7   [by addition] or,  x = 7/2 = 3.5 So,  3.5 + y = 4  [from first equation] or,  y = 4 - 3.5 = 2.5 Then,  x + 2y = 3.5 + 2×0.5 = 3.5 + 1 = 4.5

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If 25% of 220 equals 5.5% of w, then what is w? Correct Answer 1,000 Here, 5.5% of w = 25% of 220 or,  5.5/100 of w = 25/100 of 220 or,  w = (25/100)×220×(100/5.5) = 1000

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A triangle has a perimeter of 36 centimeters. If the length of each side is increased by 50, the new perimeter will be? Correct Answer 54 cm A 50% increase in the side lengths will result in a 50% increase in the perimeter as well. S, the new perimeter of the triangle = 36 + 50% of 36 = 36 + 18 = 54 cm

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Fill in the blanks : We lost confidence in him because he never -----the promises he had made. Correct Answer delivered on Forget about - কোন বিষয়/ব্যক্তি সম্পর্কে ভুলে যাওয়া (নির্দেশ - এর ভিত্তিতে)। Tired of - কোন বিষয়/ব্যক্তি সম্পর্কে ক্লান্ত হওয়া। Delivered on - বিতরণ। Reneged on - পুনরায় ফিরিয়ে নেয়া (Go back on a promise)

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Fill in the blanks : -------is essential when you send a telegram, as you are charged for every word. Correct Answer Brevity At large একটা Phrase যার অর্থ মুক্ত, স্বাধীন, আটক নয় এমন (Not in comfinement or captivity, not captured)। যেমন - Her killer is still at large (তার হত্যাকারী বা খুনি এখনো মুক্ত অর্থাৎ সে এখোনো ধরাছোঁয়ার বাইরে।)

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A 45,000 liter water tank is to filled at the rate 220 liters per minute. Estimates to the nearest half hour, how long it will take to fill the tank? Correct Answer 3.5 hours Assume that the tank fills in x minutesBy Direct Proportion,x1/y1 = x2/y2220/1 = 45000/xx = 45000/220x = 204.54 x = 205 minutes (approx.)Divide x by 60 in order to convert from Minutes to Hours⇒ 205/60 = 3.41 hoursEstimating to nearest half hours, The 45000 L tank is filled in 3.5 hours at the rate of 220 L/m

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Brighto soap powder is packed in cubeshaped cartons. A carton measures 10 cm on each side. The company has decided to increase the length of each edge of the carton by 10%. How much has the volume increased? (cc = cubic centimeters) Correct Answer 331 cc Initial volume = 103 cc = 1000 cc New side length = 10 + 10% of 10 = 10 + 1 = 11 New volume = 113 cc = 1331 cc Increase in volume  = 1331 - 1000 = 331 cc

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Fill in the blanks : He has been absent -----last week. Correct Answer since Point of time (কোনো কাজ শুরুর সময়) এর পূর্বে since বসে। যেহেতু সে গত সপ্তাহ থেকে অনুপস্থিত , সেহেতু এটি point of time বুঝাচ্ছে। সুতরাং এর পূর্বে since ব্যবহার করাই শ্রেয়।

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In a school election with three candidate, Abdul got 120 votes, Luna got 50 votes and Karim got 30 vote. What percentage of the total number of votes did Abdul get? Correct Answer 60% Abdul gets = 120 / (120 + 50 + 30) × 100% =  60%

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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.

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If one number exceeds another number by 13 and the larger number is 3/2 times the smaller number, then the smaller number is : Correct Answer 26 If we assume the smaller number to be n, Then the larger number = 3n/2 As the larger number is 13 more than the smaller number, we can say (3n/2) - n = 13 Or, (n/2) = 13 Or, n = 26

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Fill in the blanks : It is ten O'clock ------my watch. Correct Answer by A preposition is a word which comes before a noun or a pronoun and establishes a relationship between the elements of a clause or words. Option by is correct as it indicates an agent. The other options are wrong as from, at, and of indicate the inside of something, a specific location, and a direction respectively. These uses don't fit in the given question. The correct answer is by.

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A watch gains 7 minutes and 6 seconds every 6 days. if the rate of gain is constant, how much does the watch gain in one day? Correct Answer 1 min 11 sec Here,  7 min 6 sec = 7×60 + 6 sec = 426 sec The clock in 6 days gains = 426 sec So, the clock in 1 day gains = 426/6 = 71 sec = 1 min 11 sec

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Select the most appropriate preposition. CONFIDENT Correct Answer Of Confident of অর্থ স্থির বিশ্বাসী. Confident শব্দটি শুধু ' of ' preposition - কেই গ্রহণ করে। সুতরাং সঠিক উত্তর হবে (খ)।

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Select the most appropriate preposition. APART Correct Answer From Apart from অর্থ কোন কিছু থেকে আলাদা ; কোন কিছু ছাড়া. Apart শব্দটি শুধু ' from ' preposition - কেই গ্রহণ করে। সুতরাং সঠিক উত্তর হবে (খ)।

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Select the most appropriate preposition. ADHERE Correct Answer To Adhere to অর্থ দৃঢ় ভাবে লেগে থাকা। Adhere শব্দটি শুধু ' to ' preposition - কেই গ্রহণ করে। সুতরাং সঠিক উত্তর হবে (ক)।