Explanation:

If Mr. Azad can save Tk. 380 in five weeks , in how many weeks m at this same rate, can he save 2.6 times of this amount? Correct Answer 13 weeks Time needed 2.6 times more to save 2.6 times more money. So, required time = 2.6 x 5 weeks = 13 weeks

Explanation:

If 4 times an integer x is increased by 10 , the result is always greater than 18 and less than 34 . what is the least value of x? Correct Answer 3 You have to go through the options here to find out the answer. Option 1: 2*4 + 10 = 18 This is not greater than 18. Option 2: 3*4 + 10 = 22 This is greater than 18 and less than 34. Plus, this is the lowest integer that follows the given conditions.

Explanation:

In a certain country, a person is born every 4 second and person dies every 10 seconds . Therefore , the birth and death rates account for a population growth rate of one person every-- Correct Answer 6.67 seconds LCM of 4 & 10 is 40. 10 persons are born in every 40 seconds. 4 persons die every 40 second. Population growth rate = 6 persons every 40 seconds = 1 person every (40/6 = 6.67) seconds

Explanation:

For some value of x , 5(x+2) =y . After the value of x is increased by ,3 5(x+2) =z. what is the value of (z -y) ? Correct Answer 15 Here, y = 5(x + 2) z = 5(x + 3 + 2) [using x + 3 in place of x] Now, z - y = 5(x + 5) - 5(x + 2) = 5x + 25 - 5x - 10 = 15

Explanation:

Amer is working in an insurance company as traveling salesman. He drove 373.5 miles on Monday, 481.6 miles on Tuesday, 392.8 miles on Wednesday, 502 miles on Thursday and 53.7 miles on Friday . What is his average traveling? Correct Answer 360.72 miles Total days = 5 Total driving = 373.5 + 481.6 + 392.8 + 502 + 53.7 = 1803.6 miles Average travelling = 1803.6 / 5 = 360.72 miles

Explanation:

At a book fair, Danesh buys three pencils that cost Tk. 3.25 each, and a color pen that costs Tk. 5 . Which expression represents the amount of change , he should get when paying with a twenty taka note? Correct Answer 20- 3(3.25) -5 He has 20 tkHe buys three pencils that cost tk. 3.25 each so the cost of 3 pencils = 3(3.25)And also a color pen that costs tk. 5 .So, he should get  = 20-3(3.25)-5

Explanation:

zinat's father contributes to his daughter's savings by giving her 10% of her total saving . If Zinat saves Tk. 100 in June , Tk. 250 in July and Tk. 130 in August, how much will she have in savings at the end of that time? Correct Answer Tk. 528 At the end of that time she will have = (100 + 10% of 100) + (250 + 10% of 250) + (130 + 10% of 130)                                                             = 100 + 10 + 250 + 25 + 130 + 13 = 528 TK

Explanation:

what is the perimeter of the rectangle with diagonal 10 cm and width 6 cm? Correct Answer 28 The adjacent diagonal, width and length of a rectangle form a right angled triangle where diagonal is the hypotenuse. So, Diagonal2  = Length2  + Width2 or,  Length = √(Diagonal2  -  Width2) = √(102  - 62) = √(100 - 36) = 8 So, perimeter = 2(Length + Width) = 2(8 + 6) = 28 cm

Explanation:

An ice cream parlour makes an ice cream using one of six different flavors of ice cream, one of three different flavor of syrup, and one of four different toppings. what is the total number of different ice creams that this ice cream paolour can make? Correct Answer 72 Making ice cream parlour depends on chosing flavors of ice cream, syrup and toppings. Now, ways of coosing ice cream flavor = 6C1 Ways of coosing ice cream flavor = 3C1 Ways of coosing ice cream flavor = 4C1 So, total number of ice cream =  6C1 x 3C1 x 4C1 = 6 x 3 x 4 = 72

Explanation:

Jonyh bought a shirt, a pair of pants and a pair of shoes , which cost Tk. 1,000 Tk. 2,000 , and Tk. 3,000 respectively. What percent of the total expense was spent for the pants? Correct Answer 33.33% Percent of total expense spent for pants = 2000 / (1000 + 2000 + 3000) x 100% =  33.33%

Explanation:

In a village the growth rate of population is 5% every year . There are 1600 people in the beginning of 2008 . what will be the approximate number of people in the beginning of 2011? Correct Answer 1,696 The next World Cup Football will be hosted by Russia in 2018 and Qutar in 2022.

Explanation:

The surface area of a cubic box is 150 cm2. what is the volume of that box? Correct Answer 125 cm3 rface area of a cubic box is 150 cm2. what is the volume of t Let the side of the cube be X. Now, surface area,  6X2 = 150 or, X2 = 25 or, X = 5 So, Volume,  X3 = 53 = 125 cm3

Explanation:

Tanveer earns Tk. 5.00 for every hour he works . Last weeks worked for x hours. He purchased y kg of rice. Price of per kg rice is Tk. 12.00. He saved the remaining amount. which expression below shows his savings? Correct Answer Tk. (5.00 x - 12.00y) Tanveer earned Tk. 5.00 for every hour he worked, so his total earnings for last week can be expressed as 5x Tk.He purchased y kg of rice at Tk. 12.00 per kg, so the total cost of rice he purchased can be expressed as 12y Tk.His savings can be calculated by subtracting his total expenses from his total earnings, which gives:Savings = (Total earnings) - (Total expenses) = 5x - 12y TkTherefore, the expression that shows Tanveer's savings is 5x - 12y Tk.

Explanation:

If x5=243 , what is the value of x-3 ? Correct Answer 1/27 Here,  x5 = 243 or,  x5 = 35 or,  x = 3 So,  x - 3 = 3 - 3 = 1/33 = 1/27

Explanation:

There are 92 girls in the anthropology class . This is 40% of all the students. What is the total number of students? Correct Answer 230 40% of the students = 92 So,  all or 100% of the students = 92 x 100 / 40 = 230

Explanation:

At 5 : 15 p.m. waht angle do the hands of a clock form? Correct Answer 67.5 degree Clock angle = । (60H - 11M)/2 । = । (60 x 5 - 11 x 15)/2 । = । (300 - 165)/2 । = 135/2 = 67.5° [If the clock angle is greater than 180°, its subtraction from 360° will be the actual angle.]

Explanation:

A brand of paint costs Tk. 14 per liter and 1 liter of paint will cover an area of 150 square feet. what is the minimum cost of paint needed to cover the 4 walls of a rectangular room that ix 12 feet wide, 16 feet long and 8 feet high? Correct Answer Tk. 42 Total surface area of the 4 walls = 2(length x height + width x height) = 2(16 x 8 + 12 x 8) = 448 ft2 Total paint required = 448/150 ≈ 2.99 liter Total cost of paint = 2.99 x 14 ≈ 42 TK

Explanation:

In Dhanmondi Lake the current flows at 3 kilometres per hour. The boatmen takes twice as long to travel upstream between two points as it does to travel downstream between the same two points. In still water what is the speed of the boat? Correct Answer 9 miles per hour Let the boat speed and current flow be U and V respectively. According to the question, the relative speed of boat downstream (U + V) is twice as that of upstream (U - V). So,  U + V = 2(U - V) or, U + V = 2U - 2V or, 2U - U = V + 2V or, U = 3V = 3 x 3 =  9 km per hour

Explanation:

Bonds Telecom sold 140 SIM cards for Tk. 250 each, 120 SIM cards for Tk. 215 each and 50 SIM cards for TK. 200 each. If each. SIM card costs TK. 220 , what was Bond's profit or loss? Correct Answer Tk. 2,600 profit Total number of sold SIM cards = 140 + 120 + 50 = 310 Total cost of SIM cards = 310 x 220 = 68200 TK Revenue from sell = 140 x 250 + 120 x 215 + 50 x 200 = 70800 Profit = 70800 - 68200 = 2600 TK

Explanation:

Danny attended a test containing 40 questions. If he had corrected 18 questions out of the first 22 and two-third of the remaining questions, what percent of all the questions did he answer correctly? Correct Answer 75% Danny attended a test containing 40 questions. If he had corrected 18 questions out of the first 22 and two - third of the remaining questions, what percent of all the questions did he answer correctly? Total number of correctly answered questions = 18 + 2/3 of (40 - 22) = 18 + 2/3 of 18 = 18 + 12 = 30 Percentage of correctly answered questions = 30 / 40 x 100% = 75%

Explanation:

An athlete running at 24 km /hr crosses a square field diagonally in 3 minutes. what is the area of the field? Correct Answer 720,000m2 Speed = 24 km/hr Time = 3 min = 3/60 hr = 1/20 hr Diagonal length of the field = 24 x 1/20 = 1.2 km = 1200 m Side of the square field = 1200/√2 = 848.53 m [Diagonal of square = √2 x side length]   So, area of the field = 848.532 m2 ≈ 720000 m2

Explanation:

If w= 4x, 12y=8x , 6y=2z and 9v=6z then what is the value of 'w' in terms of 'V'? Correct Answer w=3v Here, 6z = 9v or, z = 9v / 6 = 3v/2 Again, 6y = 2z Again, 8x = 12y or,  4x = 6y = 2z = 2 x 3v/2 = 3v So, w = 4x = 3v

Explanation:

In a school 80% students passed in Bangla and 65% passed in Science . If 50% of the students have passed both the subjects, what percent of the students have failed in both Bangla and Science? Correct Answer 5% Students passed in atleast one subject = 80% + 65% - 50% = 95% Students failed in both subjects = 100% - 95% = 5%

Explanation:

Mr. Jamal employed 50 workers to finish a work within 30 days . After 20 days he found out that only 50% work had been completed. How many additional workers did Mr. Jamal need to finish the work in time? Correct Answer 50 Remaining days = 30 - 20 = 10 days Remaining work = 100% - 50% = 50% Now, 50% work can be completed in 20 days by 50 workers So, 50% work can be completed in 10 days by 50 x 20 / 10 = 100 workers Therefore, additional workers needed = 100 - 50 = 50

Explanation:

A container full of water weighs 18.5 kg. If one -fourth of the container is full of water , it weighs 6.5 kg . What is the weight of the empty container? Correct Answer 2.5 kg Weight of container + weight of totally filled water = 18.5 kg Weight of container + weight of 1/4 th filled water = 6.5 kg - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - [Subtraction]  Weight of the 3/4th [1 - 1/4 = 3/4]  filled water = 18.5 - 6.5 = 12 kg So, weight of fully filled water = 12 x 4 / 3 = 16 kg Therefore, weight of the container = 18.5 - 16 = 2.5 kg

Explanation:

A retailer buys a Panjabi and a Fatua jointly at Tk. 500. If he sells the Fatua at 10% profit and the panjabi at 5% loss , then he gets, Tk. 520 as total sales price. What is the cost price of the Fatua? Correct Answer Tk. 300 Let the cost price of the Fatua and the Panjabi be F and (500 - F) respectively. Now, total sales price,  F + 10% of F + (500 - F) - 5% of (500 - F) = 520  or,  F + 10/100 F + 500 - F  - 5/100 of 500 + 5/100 of F = 520 or,  F/10 + F/20 = 520 + 25 - 500 or,  3F/20 = 45 or,  F = 45 x 20 / 3 =  300 TK

Explanation:

which of the following symbols must exist in an email address? Correct Answer @ [email protected]

Explanation:

who scored the highest run in an innings in one day cricket? Correct Answer Virnder Sehwag All other three are famous Anti - virus software.

Explanation:

Who is the first woman to win the Nobel Prize in Economics? Correct Answer Elinor Ostrom C + + is used to write C program code, Ms outlook express is used for e - mail writing; Acrobat Reader is used to view PDF files.

Explanation:

Recently Bangladesh Shilpa Rin Sangstha (BSRS) and Bangladesh Shilpa Bank (BSB) were merged to form which of the following ? Correct Answer Banglasesh Development Bank Limited By default windows chooses C Drive as main and “My computer” is there.

Explanation:

Highest single contribution to the GDP in Bangladesh comes from which sector? Correct Answer Service Windows is the most popular operating system.

Explanation:

physics my favorite subject . Correct Answer is Lavish (adj) sumptuously rich, elaborate, or luxurious.Profusion (n) an abundance or large quantity of something.

Explanation:

But for your timely help, I would have failed and I am forever indebted you. Correct Answer to Legislature মানে হলো বিধান সভা যার কাজ আইন তৈরি করা। Court মানে আদালত যার কাজ হলো বিচার করা। Tribunal হলো বিচারালয় অর্থাৎ court. bar হলো আদালতের সমিতি। সুতরাং Legislature ই সঠিক উত্তর।

Explanation:

Currently the banking sector is one of the largest job providers Bangladesh. Correct Answer in প্রশ্নে বলা হচ্ছে যে ‘মোমবাতির কেন্দ্রে যে দড়ি বা সূতা থাকে তার নাম কি’ । (a) তে দেয়া আছে Yoke যার অর্থ জোয়াল। (b) তে দেয়া আছে wick যার অর্থ শলিতা/পলিতা। (c) তে দেয়া আছে vane যার অর্থ বায়ুমানমত্ত এবং (d) তে দেয়া Tenor অর্থাৎ প্রচলিত ধারা। সুতরাং c সঠিক।

Explanation:

Fahim was looking forward the authority for the confirmation of his status. Correct Answer to Entertained (from entertain) (v) give attention or consideration to.Dissuaded (from dissuade) (v) persuade someone not to take (a course of action).

Explanation:

The gravity will apply the same to an airplane flying in the-- ship floating on the water. Correct Answer air as to a প্রশ্নে বলা হচ্ছে যে ‘কোনকিছুর ভিতর দিয়ে দেখতে অক্ষম’। a তে বলা হচ্ছে Ductile যার অর্থ নমনীয়। b তে বলা হচ্ছে Opaque বা অস্বচ্ছ। c তে বলা হচ্ছে Obsolete বা অপ্রচলিত। d তে বলা হচ্ছে potable বা পন করার যোগ্য । সুতরাং b সঠিক।

Explanation:

This is a --- question and should not be lightly disposed. Correct Answer difficult ,on (a) August = মহিমান্বিত, (b) Dignified = মহিমান্বিত, (c) Venrable = মহিমান্বিত , (d) Esteemed = গণ্যমাণ্য এবং (e) Corpulent = মোটা। সুতরাং বেমানান হলো (e) ।

Explanation:

Because the Standing Committee has the votes to override the veto of the Chairperson-- Correct Answer the Chairperson has no choice but to compromise (a) Recalcitrant = অবাধ্য। (b) Stubborn = একগুঁয়ে। (c) obstinate = একগুঁয়ে । (d) Pliable = নমনীয় এবং (e) Intractable = অবাধ্য। সুতরাং সঠিক উত্তর (d) ।

Explanation:

At present the world economy, though suffers downturns , it also has strong correction tendencies. Correct Answer recuperative (a) Hasten ত্বরান্বিত করা, (b) Accelerate = ত্বরান্বিত করা, (c) Rush ধাবিত হওয়া, (d) Expedite = ত্বরান্বিত করা এবং (e) Impede = বাধা দেয়া। সুতরাং (e) সঠিক উত্তর।

Explanation:

You should avail yourself this opportunity. Correct Answer of প্রশ্নে বলা হচ্ছে যে ‘যে ব্যক্তি কাদামাটি দিয়ে মূর্তি তৈরি শিল্পকর্ম সমাধা করে তার নাম কি’। a তে বলা হচ্ছে Mediator যার অর্থ মধ্যস্থতাকারী। b তে বলা হচ্ছে Arbitrator অর্থাৎ মধ্যস্থতাকারী । c তে বলা হচ্ছে Sculptor অর্থাৎ ভাস্কর এবং d তে বলা হচ্ছে Miniature অর্থাৎ কোন কিছুকে ছোট বা বামন আকৃতিতে রূপান্তর। সুতরাং c সঠিক ।