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Murad bought equal number of 20-paisa and 30 paisa stamps . If the total cost of the stamps was Tk. 10 , what was the total number of stamps that Murad bought? Correct Answer 40 Let, x is the number of 20 - poisa stamps. Then the number of 30 - poisa stamps is x too. Note that 10 taka = 1000 poisa. Therefore, we obtain the following equation - 20

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If (3m = 2n) and (6n = 7k), What is the ratio of 'm' to 'k'? Correct Answer 2 : 3 3:7

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Tipaimukh Badh was built in - Correct Answer 2004 টিপাইমুখ বাঁধ, বাংলাদেশ - ভারত সীমান্তের ১০০ কিলোমিটার উজানে ভারতের বরাক নদীর ওপর নির্মিতব্য (২০০৯) একটি বাঁধ। টিপাইমুখ নামের গ্রামে বরাক এবং টুইভাই নদীর মিলনস্থল।

Explanation:

In the equation : 31(m-n) - 32(m-n) + (m-n)=? Correct Answer 31(m-n) - 32(m-n) + (m-n)= 31m - 31n - 32m + 32n + m - n= 0

Explanation:

Who is the current Secretary of State of USA? Correct Answer John McCain Antony John Blinken (born April 16, 1962) is an American government official and diplomat serving as the 71st United States secretary of state since January 26, 2021. He previously served as deputy national security advisor from 2013 to 2015 and deputy secretary of state from 2015 to 2017 under President Barack Obama.

Explanation:

A cake is divided into 10 pieces. If Mohiuddin takes 1/3 of the cake and Morshed takes 1/3 of the rest the are left, how many pieces are still left? Correct Answer 4 If a cake is divided into 10 pieces and Mohiuddin takes 1/3 of the cake, he takes:(1/3) x 10 = 10/3 piecesThe remaining cake is 10 - 10/3 = 20/3 pieces.If Morshed takes 1/3 of the remaining cake, he takes:(1/3) x (20/3) = 20/9 piecesThe number of pieces left is the remaining cake after Morshed has taken his sharewhich is:20/3 - 20/9 = 40/9To express the answer in whole numbers, we need to find a common denominator of 9. Therefore, we have:40/9 = 4 and 4/9Therefore, there are approximately 4 pieces left. The answer is "4."

Explanation:

The first digital computer was invented by- Correct Answer William Otred John Vincent Atanasoff, OCM, (October 4, 1903 – June 15, 1995) was an American physicist and inventor, best known for being credited with inventing the first electronic digital computer. Atanasoff invented the first electronic digital computer in the 1930s at Iowa State College.

Explanation:

The Capital City of Bhutan is- Correct Answer Alma-Ata Thimphu, also spelled Thimbu, capital of Bhutan. The city, situated in the west - central part of the country, is in the Himalaya Mountains on the Raidak (also called Thimphu, or Wong) River at about 7,000 feet (2,000 metres) above sea level.

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Which of the following is the largest NGO in the world? Correct Answer TMSS BRAC is the largest non - governmental organization (NGO) in the world. The Economist described it as “the largest, fastest - growing non - governmental organization in the world–and one of the most businesslike.”

Explanation:

Three Bengali People have won noble prizes so far. The areas in which the prizes were won are- Correct Answer Science and Economics Since the inauguration of Nobel Prize in 1901, till 2019 three Bengali persons and one Bengali origin person - - four in all, have won this award. The first Bengali or first Indian as well as first Asian to be awarded the Nobel Prize in 1913, was Rabindranath Tagore (born in British India, now India), in literature. Later in 1998, Amartya Sen (born in British India, now India) in Economics, in 2006 Muhammad Yunus (born in British India, now Bangladesh) in Peace,and in 2019 Abhijit Banerjee (born in India to Marathi mother, Nirmala Patankar, and Bengali father, Dipak Banerjee), won this award in Economics.