Explanation:

Over last fifty years, there has been a growing interest in trade in my country. Correct Answer the নির্দিষ্ট করে বোঝায় এমন Common Noun এর Singular ও Plural উভয় number এর পূর্বে the বসে। last fifty years বলতে নির্দিষ্ট সময় বোঝানো হয়েছে তাই এর পূর্বে the বসবে। সুতরাং option (b) ই সঠিক উত্তর।

Explanation:

Do not emphasize their mistakes so much . Correct Answer on কোন কিছুর উপর জোর দেয়া, প্রভাবিত করা বা চাপানো অর্থে ‘on’ preposition ব্যবহৃত হয়। এখানে বাক্যটিতে তাদের ভুলের উপর জোর দিতে নিষেধ করা হয়েছে। সুতরাং option (b) ই সঠিক উত্তর।

Explanation:

The doctor advised to take the medicine twice a day. Correct Answer me এখানে বাক্যটিতে মূল verb এর পরে কোন object নেই অর্থাৎ ডাক্তার কাকে উদ্দেশ্য করে উপদেশ দিয়েছিল তার উল্লেখ না থাকায় advised মূল verb এর পরে object ‘me’ বসবে।

Explanation:

In spite of the........ view of the country dismantled by war and its development blocked by illiteracy, locals like to...... their nationalism in each and every case. Correct Answer diverse /exhibit Local may have different views but they all show off love for country.

Explanation:

I would drink tea than coffee. Correct Answer rather I would rather drink.

Explanation:

Finding the odd one from a list of words Correct Answer Obscure Obscure means unclear; while other words mean clear/transparent.

Explanation:

That which cannot be corrected: Correct Answer Incorrigible Unintelligible – Impossible to understand; Indelible - Impossible to forget; Illegible - Impossible to read; Incorrigible - having bad habits which cannot be changed or corrected; Nomad - A member of a community that move with its animals from place to place.

Explanation:

Habitually silent or talks less: Correct Answer Taciturn Taciturn - Tending not to say very much; servile - Wanting too much to please; Unequivocal - expressing your opinion or intention very clearly; Synoptic - A very formal character, Quiet - Making very little noise.

Explanation:

A small shop that sells fashionable clothes, cosmetics, etc. Correct Answer Boutique Store - A large shop that sells different types of goods; Boutique - A small shop that sells Fashionable clothes or expensive goods; stall - A small shop with an open front; Booth – A small confined place where you can do something privately; Superstore - A very large shop that sell variety of one types of goods.

Explanation:

The chief guest of the seminar spoke to the audience concerning career. Correct Answer with The chief guest of the seminar spoke to the audience concerning with (জড়িত অর্থে) career । সুতরাং option (b) ই সঠিক উত্তর।

Explanation:

The miser gazed ........ at the pile of gold coins in front of him. Correct Answer avidly এখানে Mizer gazed avidly তার লোলুপ দৃষ্টিপাত দিয়ে gold coin দেখছিল। এখানে avidly (adjective) noun - কে modify করায় option (a) - ই সঠিক উত্তর।

Explanation:

A number consists of 3 digits whose sum is 10. The middle digit is equal to the sum of the other two and the number will be increased by 99 if its digits are reversed. what is the number? Correct Answer 253 253 + 99 = 352, The number of are reversed.

Explanation:

I was looking forward receiving a quick reply of my mail form you. Correct Answer to Looking forward to.

Explanation:

If 3/p =6 and 3/q =15 then p -q =? Correct Answer 3/10 Here,  3/p = 6 or, p = 3/6 = 1/2 Again,  3/q = 15 or,  q = 3/15 = 1/5 Now, p - q = 1/2 - 1/5 = 3/10

Explanation:

A father is three times as old as his son. After fifteen years the father will be twice as old as his son's age at that time . Hence the father's present age is -- Correct Answer 45 Let the present age of the father and his son be F and S respectively. Now, F = 3S Again, F + 15 = 2(S + 15) or,  3S + 15 = 2S + 30 or, 3S - 2S = 30 - 15 or, S = 15 So,  F = 3S = 3 × 15 =  45 years

Explanation:

An empty swimming pool can be filled to capacity through an inlet pipe in 3 hours, and it can be completely drained by a drainpipe in 6 hours . If both pipes are fully open at the same time , in how many hours will the empty pool be filled to capacity? Correct Answer 6 Inlet pipe fill 1/3 part of the pool in 1 hour Drain pipe drains 1/6 part of the pool in 1 hour So, together they fill (1/3 - 1/6 = 1/6) part of the pool in 1 hour So, together they will fill the pool completely in 6 hours [Shortcut : (Inlet×Outlet) / (Outlet - Inlet) = (3×6) / (6 - 3) = 6 hr]

Explanation:

If a rectangle's length and width are both doubled, by what percent is the rectangle's area increased? Correct Answer 300% Let the initial length and width be L and W respectively. Initial area = L×W New length = 2L New width = 2W New area = 2L×2W = 4 L×W Increase in area = (4 L×W - L×W) / (L×W) × 100% = 300%

Explanation:

A name adopted by an author in his writings: Correct Answer Pseudonym Nickname an informal name for a person; Pseudonym - A name used by a writer; Nomenclature – A system of naming things especially in science; Title - the name of a book, poem, painting etc;Impersonate - To pretend to be someone in order to trick people or to entertain them.

Explanation:

A rectangular tank 10 inch by 8 inch by 4 inch is filled with water. If all of the water is to be transferred to cube-shaped tanks, each one 3 inches on a side, how many of these smaller tanks are needed? Correct Answer 12 Volume of the rectangular tank = 10×8×4 = 320 in3 Volume of a smaller tank = 33  = 27 in3 Number of smaller tanks needed = 320/27 ≈ 12

Explanation:

The length of a rectangle is 1 inch more than 2 times its width.The area of the rectangle is 36 square inches. what is the length of the rectangle? Correct Answer 9 inches Let the width be W. Then, Length = 2W + 1 Now, area,  (2W + 1)×W = 36 or, 2W2  + W = 36 or, 2W2  + W - 36 = 0 or, 2W2  + 9W - 8W - 36 = 0 or, W(2W + 9) - 4(2W + 9) = 0 or, (2W + 9)(W - 4) = 0 or, W - 4 = 0 [2W + 9≠0] or, W = 4 So, length, 2W + 1 = 2×4 + 1 =  9 inches

Explanation:

A box contains 90 nuts each of 100 gms an d 100 bolts each of 150 gms. If the entire box weighs 35.5 kgs , then the wight of the empty box is-- Correct Answer 11.5 kg Weight of the nut and bolts = 90×100 + 100×150 = 9000 + 15000 = 2400gm = 24 kg So, weight of the empty box = 35.5 - 24 = 11.5 kg

Explanation:

A wholesaler bought 1,200 radios for Tk. 18 each .The wholesaler sold 60 percent of the radios for Tk. 30 each and the rest for Tk. 15 each . what was the wholesaler's average profit per radio? Correct Answer Tk. 6 Cost price = 1200×18 = 21600 Revenue = (60% of 1200)×30 + (40% of 1200)×15 = 21600 + 7200 = 28800 Profit = 28800 - 21600 = 7200 Profit per radio = 7200 / 1200 = 6 TK

Explanation:

what is the original price of pack of milk powder which Zahid has bought for taka 100, after receiving a discount of 20% ? Correct Answer Tk. 125 Let the original price be A. Then, A - 20% of A = 100 or, A - A/5 = 100 or, 4A/5 = 100 or, A = 100×5 / 4 = 125 TK

Explanation:

Saif , Noman and Morshed divided a sum of money among themselves in the ratio 2: 3: 7 Find the share of Saif if the total share of saif and Noman together is Tk. 1,500 less than that of Morshed. Correct Answer Tk. 1,500 Let their shares be 2x, 3x and 7x respectively. ATQ,  7x - (2x + 3x) = 1500 or,  7x - 5x = 1500 or,  2x = 1500 So, share of Saif is 1500 TK.

Explanation:

what is the total interest on Tk. 800 at 12.5 % per annum for 9 months in taka? Correct Answer 75 Interest,  I = P n r Here,   P = 800 TK,   n = 9/12 year,    r = 12.5/100 = 1/8 So,  I = 800 × 9/12 × 1/8 = 75 TK

Explanation:

Two identical taps fill 2/5 of a tank in 20 minutes.when one of the taps goes dry n how many minutes will the remaining one tap fill the rest of the tank? Correct Answer 60 min 2 taps can fill in 20 minutes = 2/5th 1 tap can fill in 20 minutes = 1/5th. remaining portion to be filled up = 1 - 2/5 = 3/5. 1/5th can be filled by 1 tap in 20 mins 3/5th can be filled by 1 tap in 20x3 mins = 60 minutes. (ans)

Explanation:

Last year there were 1172 students at Gulshan High school. This year there are 15 percent more students than last year. Approximately how many students are at Gulshan High School this year? Correct Answer 1348 Number of students this year = 1172 + 15% of 1172 =   1172 + 175.8 ≈ 1348

Explanation:

A portion of the 7,200 is invested at a 4% annual return , while the remainder is invested at a 5% annual return . If the annual income from both portions is the same, what is the total income from the two investments? Correct Answer Tk. 320 Let the investments be A and (7200 - A) respectively. Interest, I = P n r Now,  A × 1 × 4/100 = (7200 - A) × 1 × 5/100 or, 4A = 5×7200 - 5A or, 5A + 4A = 36000 or, 9A = 36000 or, A = 4000 So, total income =  A × 1 × 4/100 + (7200 - A) × 1 × 5/100 = 4000×4/100 + (7200 - 4000)×5/100 = 160 + 160 = 320 TK

Explanation:

Razia spent 3 hours climbing 6 miles up a hill. She spent 2 hours coming down the hill in a different path which had a length of 8 miles. For Razia's completed climb up and down the hil , what was her average speed, in miles per hour? Correct Answer 2.8 Average speed = total distance / total time = (6 + 8) / (3 + 2) = 14/5 = 2.8 miles/hr

Explanation:

which of the following is not a radio active element? Correct Answer iron Explanation: Most of the radioactive materials belong to the 6th,7th and actinide periods of the modern periodic table. But the cadmium metal belongs to the 4th period of the modern periodic table. That's why cadmium is not a radioactive chemical compound and the correct answer of this question is option 4.

Explanation:

A Bank's functions do not include-- Correct Answer manufacturing A bank is a financial institution that accepts deposits from the public and creates a demand deposit while simultaneously making loans.[1] Lending activities can be directly performed by the bank or indirectly through capital markets. Banks play an important role in financial stability and the economy of a country, most jurisdictions exercise a high degree of regulation over banks.

Explanation:

who is the current Sectary of state of USA? Correct Answer John Kerry John Forbes Kerry (born December 11, 1943) is an American politician and diplomat serving as the United States Special Presidential Envoy for Climate. He previously served as the 68th United States Secretary of State from 2013 to 2017. An attorney and former naval officer, Kerry first drew public attention as a decorated Vietnam veteran turned anti - war activist. He went on to serve as a prosecutor and as Lieutenant Governor of Massachusetts, before serving as United States Senator from Massachusetts from 1985 to 2013. A member of the Democratic Party, he was the Democratic nominee for President of the United States in the 2004 election, which he lost to incumbent President George W. Bush.

Explanation:

Money mainly serves as a-- Correct Answer both a & b As stated above, money primarily functions as a medium of exchange. However, it also has developed secondary functions that derive from its use as a medium of exchange. These other functions include: 1) a unit of account, 2) a store of value, and 3) a standard of deferred payment.

Explanation:

Kibria went to the swtationers and bought things worth Tk 25 out of which 30 paisa was sales tax on taxable items. If the tax rate is 6% , then what was the cost of the tax free items? Correct Answer Tk 19.70 Let the amount taxable payments be Tk. x According to question, 6% of x = 30/100 x = (30/100 ×100/6 x = 5 Cost of tax free items = [ 25 - (5 + . 30)] = tk.19.70

Explanation:

Treasury Bills are sold by - Correct Answer Bangladesh bank Treasury bills are auctioned by the RBI every week through non - competitive bidding, thereby allowing retail and small - scale investors to partake in such bids without having to quote the yield rate or price. Treasury bill are sold by Bangladesh Bank.

Explanation:

A towel, when bleached, was found to have lost 20% of its length and 10% of its breath . what is the percentage of decrease in area? Correct Answer 28% Let, original length = x and original breadth = y Decrease in area = xy - ( 80x/100×90y/100) = ( xy - 18xy/25) = 7xy/25 Decrease % = ( 7xy/25 ×1/xy ×100%) = 28%

Explanation:

An industrial loom weaves 0.128 metres of cloth every second. Approximately , how many seconds will it take for the loom to weave 25 metres of cloth? Correct Answer 195 25 ÷ 128 = 195.3125 seconds

Explanation:

On selling 17 balls for Tk 720 , there iss a loss equal to the cost price of 5 balls. The cost price of a ball is -- Correct Answer Tk 60 (Cost price of 17 balls) - ( selling price of 17 balls) = ( cost price of 5 balls) Cost price of 12 balls = selling price of 17 balls = Tk.720 Cost price of 1 ball = Tk 720/12 = Tk.60