Explanation:

During the liberation war of 1971 , into how many sectors was Bangladesh divided? Correct Answer 11 মানব উন্নয়ন রিপোর্ট ২০১৬ অনুযায়ী মানব উন্নয়ন সূচকে বাংলাদেশের অবস্থান ১৩৯তম।

Explanation:

In terms of land area , which one is the largest district of Bangladesh ? Correct Answer Rangamati এ এন এম হামিদুল্লাহ বাংলাদেশ ব্যাংকের প্রথম গভর্নর। ড. মোহাম্মদ ফরাসউদ্দিন বাংলাদেশ ব্যাংকের সপ্তম গভর্নর। ড. আতিউর রহমান বাংলাদেশ ব্যাংকের দশম গভর্নর। বাংলাদেশ ব্যাংকের বর্তমান গভর্নর ড. ফজলে কবির।

Explanation:

How many countries are member of SAARC? Correct Answer 8 প্রথম রাষ্ট্রায়ত্ত বাণিজ্যিক ব্যাংক হিসেবে অগ্রণী ব্যাংক লি. ২০১৩ সালে এজেন্ট ব্যাংকিং শুরু করে।

Explanation:

which of the following is the capital of India ? Correct Answer New Delhi ২০১৭ - ১৮ অর্থবছরে মোট বাজেটের পরিমাণ ৪,০০,২৬৬ কোটি টাকা।

Explanation:

21 st February was declared as the International Mother Language Day by which organization ? Correct Answer UNESCO According to the Swiss Central bank, Bangladeshi citizens' deposits with various Swiss banks rose by 26.05 percent year - on - year 2016. The amount went up to Tk 5,575 crore in 2015 from Tk 4,423 crore in the previous year.

Explanation:

which of the following is a land port of Bangladesh ? Correct Answer Hili ব্রাজিল, রাশিয়া, ভারত ও চীনের আদ্যক্ষর সমন্বয়ে ১৬ মে ২০০৮ আত্মপ্রকাশ করে BRIC। ১৪ এপ্রিল ২০১১ দক্ষিণ আফ্রিকা এ জোটে যোগদানের মাধ্যমে এর নাম হয় BRICS ।

Explanation:

If in a race Dilip finishes second , which of the following can be true? Correct Answer Fruq finishes before Galib 4 persons can complete 1 portion in 8 days so 4 " " " 12 portion in 82 days so 2 persons can complete 12 portion in 8×22 days = 8 days

Explanation:

If in a race chunnu finishes first , alib can finish on lower than __ Correct Answer third Fact 1: Busines are suffering because of a lack of money available for development loans. Fact 2 : To help business,the government plans to modify the income - tax struture in order to induce individual taxpayers to put a larger portion of their income into retirement savings accounts. Conclusion : Because as more money is deposited in such accounts, more money becomes available to borrowers. Weakness : Do the people actually put money in their retirement accounts? This is not the right weakness as it’s mentioned in the fact section and not the conclusion (Hence is incorrect). Right weakness : Money deposited into retiements accounts might not result is more money available to borrwers (mentioned in the conclusion).Scan through the choices which states this – (a) looks like the closest match.

Explanation:

If in a race chunnu finishes 2nd and Babu finishes 5th,which of the following must be true? Correct Answer Dilip finishes third Dimention of the floor (5 × 4) square feet = (60 × 48) square inch = 2880 " " So, required number tiles (2880÷1) = 2880

Explanation:

If in a race Dilip finishes 6th and Babu finishes 5th which of the following can be true ? Correct Answer Farup finishes third or fourth Let, the cost price be Tk. X So, the selling price be Tk. (x - 16x100) = Tk 21x25 At 30% discount, If selling price Tk. 70 then list price Tk. 100 so " " " 21x25 then list price tk 21x×10025×70 = Tk 6x5 Again, at 10% discount, If list price Tk. 100 then selling price Tk. 90 so " " " 6x5 then selling price tk 90×6x100×5 = Tk 27x25 So, profit will be Tk (27x25 - x) = Tk 2x25 So, profit percent (2x25÷x×100)% = 8%

Explanation:

If in a race dilop finishes 6th and Babu finishes 5th, which of the following can be true? Correct Answer Faruq finishes third or fourth In 1 hour train more goes (100 - 65) km = 35000m So, the length of the train (35000×403600)m = 388.89m

Explanation:

A certain hard disk has a data transfer rate of 20 MB/sec. How much time is required to transfer 5 megabyte data from this disk to memory? Correct Answer 20 sec. Given data transfer rate is = 20MB/Sec that means the disk requires 1 Sec to transfer 20MB. So time required to transfer 5MB data will be 0.25Sec or 1/4 sec.

Explanation:

70 students are enrolled in Management, Accounting and Marketing. 40 students are in Management, 35 are in Accounting, and 30 are in Marketing. 15 students are enrolled in all three courses. How many of the students are enrolled in exactly two of the courses? Correct Answer 5 শুধু Accounting - এর ছাত্র (40 – 15) = 25 জন। শুধু Management , , (35 - 15) = 20 ,, Marketing (30 – 15) = 15 ,, তিনটি কোর্সই রয়েছে 15 জন ছাত্র Accounting, Management & Marketing - এর মােট ছাত্র সংখ্যা (25 + 20 + 15 + 15) = 75 জন। শুধুমাত্র দুটি subject - নেয় (75 – 70) = 5 জন।

Explanation:

Rehana leaves her home early in the morning so that she can reach her office on time. If she walks at the rate of 7 km/hr, then she reaches her office 8 minutes late. But, if she walks at a speed of 8 km/hr, then she reaches her office 4 minutes early. What is the distance in km between Rehana's house and her office? Correct Answer 11.2 মনে করি, বাসা থেকেoffice - এর দূরত্ব = x km 8 মিনিট দেরি আর 4 মিনিট আগেই পৌঁছে যাওয়া অর্থাৎ দুই গতিবেগে মোট অতিক্রান্ত সময় (8 + 4) মিনিট = 12 মিনিট = 1260 = 15 ঘন্টা। আমরা জানি, time = DistanceSpeed প্রশ্নানুযায়ী, x7 - x8 = 15⇒8x - 7x56 = 15⇒5x = 56⇒x = 565 = 11·2 অর্থাৎ দূরত্ব = 11.2 km

Explanation:

In what ratio should a 20% methyl alcohol solution be mixed with a 50% methyl alcohol solution so that the resultant solution has 40% methyl alcohol in it? Correct Answer 1 : 2 এটি একটি Frequently আসা অংক বিধায় শুধু Shortcut - টিই দেখানাে হলাে।

Explanation:

Alim and Badrul enter in to a partnership and Alim invests Tk. 10,000 in the partnership. At the end of 4 months he withdraws another Tk. 3000. If Badrul receives Tk. 9600 as his share of the total profit of Tk. 19,100 for the year, how much did Badrul invest in the company? Correct Answer Tk, 8,000 Total profit = 19,100 Badrul পায় = Tk 9,600; ∴ Alim পায় = (19,100 - 9,600) = Tk.9,500. Alim - এর মোট investment এক মাসের হিসাবে = (40000 + 40000 + 15000) = 95000 Tk ∴ আমরা পাই, 9,500 Tk profit - এর জন্য 12 মাস এর হিসাবে ivestment 95000Tk ∴ 9,600 " " " " 12 " " " হবে 96000 Tk. অর্থাৎ Badrul এর মূল investment = 9600012 = 8000 Tk. অর্থাৎ Badrul 8000 Tk; 12 মাসের জন্য invest করেছিল।

Explanation:

Certain number of children were playing a game of football. There was a trial taking place on the field. In this trial the probability that a goal is scored is 2/5. The probability that a girl hits a goal is 7/10 whereas the probability that a boy hits a goal is 1/5. What will be the probability that not only a goal is hit but it is also hit by a boy? Correct Answer 2/25 দেয়া আছে, একজন girl - এর goal করার সম্ভাব্যতা = 710 boy " " " " = 15 যেকোনো একজন দ্বারা " " " " = 25 ∴ আমরা জানি, দুটি event একসাথে ঘটার সম্ভাব্যতা হচ্ছে তাদের গুণফলের সমান। ∴ goal একজন ছেলে করবে এমন সম্ভব্যতা = 25×15 = 225

Explanation:

Two merchants each sell an article for Tk.1000. If Merchant a computes his profit on cost price, while Merchant B computer his profit on selling price, they end up making profits of 25% respectively. By how much is the profit made by Merchant B greater than that of Merchant A? Correct Answer Tk. 50 দেয়া আছে, A ‘র profit হিসাব করা হয়েছে cost price - এর উপর। মনে করি, A - এর cost price = x Tk. প্রশ্নানুযায়ী, 125% of x = 100 ⇒125x100 = 1000 ⇒5x4 = 1000⇒x = 4×10005 = 800 Tk. A' র profit = (1000 - 800) = 200 Tk. ∴ B' র profit হিসাব করা হয় বিক্রয়মূল্যের উপর। B' র profit = (25% of1000) = 250 Tk. ∴ B' র profit বেশি হয় = (250 - 200) = 50 Tk.

Explanation:

A store has five shelves and average weekly sale is Tk. 30000. Shelf 1 accounted for 1/4 of the store's average weekly sales and shelves 2 and 3 each accounted for 2/3 as much as shelf 1. The shelf 4 alone accounted for as much as shelf 1, then which of the following could have been the average weekly sales of shelf 5 for the store? Correct Answer Tk. 500 Shelves 2 and 3 each accounted for 14×23 = 16 of the stores average wekly sales. ∴ 1,2,3,4 সেলফের মোট বিক্রয় = 14 + 16 + 16 + 14 = 3 + 2 + 2 + 312 = 1012 মোট বিক্রয়ের 56 অংশ Weekly sales of shelf 5 = 1 - 56 = 16 অংশ মোট বিক্রয়ের 16 অংশ = 30,000×16 = 5,000 Taka.

Explanation:

Ten fabrics of different colors are displayed on ten racks in a cloth store. The racks are placed one after another and numbered consecutively from one to ten. Each rack contains fabric of a single color. One fabric is green , two fabrics are brown , three fabrics are purple and remaining four fabrics are red. If a purple fabric is on rack two and red fabrics are on racks three and four , the green fabric must be on which of the following racks? Correct Answer Seven বলা হয়েছে Purple fabric যদি হয় rack two তে এবং red fabrics যদি হয় racks three এবং four এ থাকে তবে green fabric অবশ্যই কোন rack - এ থাকবে? এখন দেখা যাক, Passage এ ‘Purple fabric’ এবং ‘red fabrics’ সংক্রান্ত কী দেয়া আছে। Passage এ বলা হয়েছে three fabrics purple এবং প্রথম condition অনুযায়ী Purple fabric এর 1টি rack এ এবং 1টি rack 10 - এ থাকতে হবে। আরও বলা হয়েছে red fabrics চারটি এবং তৃতীয় Condition অনুযায়ী red fabrics এর পাশে brown fabric থাকবে না। তাহলে প্রশ্নানুযায়ী Condition মিলিয়ে পাওয়া যায় - Rack 1 2 3 4 5 6 7 8 9 10 Fabrics Purple Purple Red Red Red Red Green brown brown Purple ব্যাখ্যা: দ্বিতীয় শর্তানুযায়ী Two brown fabrics পাশাপাশি থাকবে। চতুর্থ শর্তানুযায়ী green fabric এর পাশে purple fabric থাকবে না। অতএব, উপরের চিত্র অনুযায়ী আমরা পেলাম যে, green fabric অবশ্যই rack - 7 এ থাকবে।

Explanation:

The membership of two committees , football committee and cricket committee , must be drawn exclusively form a group of seven people . Farid, Gaffar , Helal , Iftekhar , Jalil , Kalam and Lalit. * Each of the seven people must serve on a committee. * No one can serve on both committees. * Farid cannot be on a committee with Gaffar or with Jalil. * Helal cannot serve on a committee with Iftekhar. If Helal serves on football committee, which of the following must be true? Correct Answer Gaffar serves on cricket committee বলা হয়েছে Helal যদি football committee তে থাকে, তবে answer option - এর কোনটি অবশ্যই সত্য হবে? প্রথমে চলুন ‘Helal’ সংক্রান্ত condition দেখা যাক। চতুর্থ condition অনুযায়ী Helal থাকবে না। Iftekhar - এর সাথে। তাই এই শর্তানুযায়ী answer option (B) must be true । কারণ Helal যদি football committee serve করে তাহলে iftekhar অবশ্যই cricket committee serve করবে।