Math Is Fun Forum
  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#2 Re: Ganesh's Puzzles » General Quiz » 2014-07-18 00:30:18

Hi bobbym,

#5251. Name one of the major English Romantic poets and is regarded by critics as amongst the finest lyric poets in the English language. A radical in his poetry as well as his political and social views, he did not achieve fame during his lifetime, but recognition for his poetry grew steadily following his death. He was perhaps best known for such classic poems as Ozymandias, Ode to the West Wind, To a Skylark, Music, When Soft Voices Die, The Cloud and The Masque of Anarchy.

#5252. Name the Russian professional tennis player who as of July 7, 2014 is ranked world No. 6 by the Women's Tennis Association (WTA) and is the top Russian player. A United States resident since 1994, she has won 32 WTA singles titles, including five Grand Slam singles titles. She has also won the year-end WTA Tour Championships in 2004. The WTA has ranked her world No. 1 in singles on five separate occasions, for a total of 21 weeks. She became the world No. 1 for the first time on August 22, 2005, and last held the ranking for the fifth time for four weeks from June 11, 2012 to July 8, 2012.

#3 Re: Ganesh's Puzzles » Oral puzzles » 2014-07-18 00:04:09

Hi bobbym,

The solution #1881 is absolutely right! Remarkable, bobbym!

#1882. Find the Greatest Common Divisor of


#4 Re: Ganesh's Puzzles » 10 second questions » 2014-07-17 23:55:50

Hi bobbym,

The solution #5151 is correct. Excellent!

#5153. A man walked diagonally across a square lot. Approximately, what was the percent saved by not walking along the edges?

#5154. A man walking at the speed of 4 kilometers per hour crosses a square field diagonally in 3 minutes. What is the area of the field?

#5 Re: Ganesh's Puzzles » General Quiz » 2014-07-17 18:03:45

Hi bobbym,

Excellent, bobbym (#5247)!

#5249. Name the (15 February 1874 – 5 January 1922) polar explorer who led three British expeditions to the Antarctic, and one of the principal figures of the period known as the Heroic Age of Antarctic Exploration. After the race to the South Pole ended in December 1911 with Roald Amundsen's conquest, he turned his attention to what he said was the one remaining great object of Antarctic journeying: the crossing of the continent from sea to sea, via the pole. To this end he made preparations for what became the Imperial Trans-Antarctic Expedition, 1914–17. Disaster struck this expedition when its ship, Endurance, became trapped in pack ice and was slowly crushed before the shore parties could be landed.

#5250. Name the  Soviet/Russian novelist and winner of the 1965 Nobel Prize in Literature. He is known for writing about life and fate of Don Cossacks during Russian revolution, Civil War and collectivization, primarily the famous And Quiet Flows the Don.

#6 Re: Ganesh's Puzzles » 10 second questions » 2014-07-17 17:36:30

Hi bobbym,

The solutions #5149 and #5150 are correct. Stupendous!

#5151. If the perimeter of a rectangle and square, each is equal to 80 centimeters and the difference of their areas is 100 square centimeters, find the sides of the rectangle.

#5152. The cost of fencing a square field @ $20 per meter is $10,800. How much will it cost to lay a three meter wide pavement along the fencing inside the field @ $50 per square meter?

#7 Re: Ganesh's Puzzles » Oral puzzles » 2014-07-17 17:14:44

Hi bobbym and Maburo,

Splendid, Maburo!

#1881.  Find the Greatest Common Divisor of


#8 Re: Ganesh's Puzzles » 10 second questions » 2014-07-17 00:37:26

Hi bobbym,

#5149. The perimeter of a square is 48 centimeters. The area of a rectangle is 4 square centimeters less than the area of the square. If the length of the rectangle is 14 centimeters, then find its perimeter.

#5150. The area of a rectangle is thrice that of a square. If the length of the rectangle is 40 centimeters and its breadth is 1.5 times that of the side of the square, then what is the side of the square?

#9 Re: Ganesh's Puzzles » Oral puzzles » 2014-07-17 00:19:51

Hi bobbym,

The solution #1879 is correct. Excellent!

#1880. Find the Greatest Common Divisor of





#10 Re: Ganesh's Puzzles » General Quiz » 2014-07-17 00:07:50

Hi bobbym,

The Answers #5245 (Jean-Paul Sartre) and #5246 (Albert Schweitzer) are correct. Remarkable!

#5247. What does the acronym BRICS signify? (As of 2013, the five BRICS countries represent almost 3 billion people with a combined nominal GDP of US$16.039 trillion and an estimated US$4 trillion in combined foreign reserves. As of 2014, the BRICS nations represented 18 percent of the world economy.)

#5248. Name the former Soviet aviator and cosmonaut who flew aboard Soyuz T-7 in 1982, becoming the second woman in space some 19 years after Valentina Tereshkova. She became the first woman to perform a space walk on July 25, 1984. She conducted an EVA outside the Salyut 7 space station for 3 hours 35 minutes during which she cut and welded metals in space along with her colleague Vladimir Dzhanibekov.

#11 Re: Ganesh's Puzzles » Oral puzzles » 2014-07-16 14:26:52

Hi bobbym,

The solution #1878 (both parts) are correct. Excellent!

#1879. Find the Greatest Common Divisor of


#12 Re: Ganesh's Puzzles » General Quiz » 2014-07-16 14:16:47

Hi bobbym and Maburo,

Marvelous, bobbym!

Don't loose heart, Maburo! Keep trying!

#5245. Name the French philosopher, playwright, novelist, screenwriter, political activist, biographer, and literary critic (21 June 1905 – 15 April 1980). He was one of the key figures in the philosophy of existentialism and phenomenology, and one of the leading figures in 20th-century French philosophy and Marxism. He was awarded the 1964 Nobel Prize in Literature but refused it, saying that he always declined official honors and that "a writer should not allow himself to be turned into an institution".

#5246. Name the German—and later French—theologian, organist, philosopher, physician, and medical missionary in Africa, also known for his interpretive life of Jesus (14 January 1875 – 4 September 1965). He received the 1952 Nobel Peace Prize for his philosophy of "Reverence for Life", expressed in many ways, but most famously in founding and sustaining a Hospital in Lambaréné, now in Gabon, west central Africa (then French Equatorial Africa).

#13 Re: Ganesh's Puzzles » Oral puzzles » 2014-07-16 00:31:46

Hi bobbym,

The solutions #1877 (both parts) are correct. Neat work!

#1878. Find a quadratic polynomial each with the given numbers as the sum and products of its zeros respectively.





#14 Re: Ganesh's Puzzles » General Quiz » 2014-07-16 00:23:55

Hi bobbym,

The Answer #5242 is correct. Excellent, bobbym!

#5243. Name the American medical researcher (October 28, 1914 – June 23, 1995) and virologist; he discovered and developed the first successful inactivated polio vaccine. Until 1957, when the vaccine was introduced, polio was considered the most frightening public health problem of the post-war United States. Annual epidemics were increasingly devastating. The 1952 epidemic was the worst outbreak in the nation's history. Of nearly 58,000 cases reported that year, 3,145 people died and 21,269 were left with mild to disabling paralysis, with most of its victims being children.

#5244. Name the  Greek lyric poet, born on the island of Lesbos. The Alexandrians included her in the list of nine lyric poets. Her birth was sometime between 630 and 612 BC, and it is said that she died around 570 BC, but little is known for certain about her life. The bulk of her poetry, which was well-known and greatly admired through much of antiquity, has been lost; however, her immense reputation has endured through surviving fragments.

#15 Re: Ganesh's Puzzles » General Quiz » 2014-07-15 15:12:47

Hi bobbym,

The Answers #5239 (Jean-Jacques Rousseau) and #5240 (John Davison Rockefeller, Sr.) are correct, bobbym! Marvelous!

#5241. Name the British writer whose witty, mischievous and sometimes macabre stories satirize Edwardian society and culture. He is considered a master of the short story, and often compared to O. Henry and Dorothy Parker. Influenced by Oscar Wilde, Lewis Carroll and Rudyard Kipling, he himself influenced A. A. Milne, Noël Coward and P. G. Wodehouse.

#5242. Name the Russian nuclear physicist, Soviet dissident and human rights activist; He became renowned as the designer of the Soviet Union's Third Idea, a code name for Soviet development of thermonuclear weapons. He was an advocate of civil liberties and civil reforms in the Soviet Union. He was awarded the Nobel Peace Prize in 1975. A prize which is awarded annually by the European Parliament for people and organizations dedicated to human rights and freedoms, is named in his honor.

#16 Re: Ganesh's Puzzles » Oral puzzles » 2014-07-15 14:18:12

Hi bobbym,

The solution #1876 (both parts) are correct. Excellent!

#1877. Find a quadratic polynomial each with the given numbers as the sum and products of its zeros respectively.





#17 Re: Ganesh's Puzzles » 10 second questions » 2014-07-15 14:09:18

Hi bobbym,

The solution #5146 is correct. Neat job!

#5147. What is the least number of square tiles required to pave the floor of a room 15 meters 17 centimeters long and 9 meters 2 centimeters broad?

#5148. A rectangular room can be partitioned into two square rooms by a partition 7 meters long. What is the area of the rectangular room in square meters?

#18 Re: Ganesh's Puzzles » 10 second questions » 2014-07-14 20:45:07

Hi Maburo and bobbym,

The solutions #5143 and #5144 are both correct. Splendid performance!

#5145. What is the number of marble slabs of size 20 centimeters x 30 centimeters required to pave the floor of a square room of side 3 meters?

#5146. 50 square stone slabs of equal size were needed to cover a floor area of 72 square meters. What is the length of each stone slab?

#19 Re: Ganesh's Puzzles » General Quiz » 2014-07-14 15:17:21

Hi bobbym and Maburo,

bobbym : The Answer


The Answer #5238 (Bertrand Russell) is correct, bobbym! Neat work!

Maburo : The Answers #5237 and #5238 are both correct. Excellent!

#5239. Name the  Genevan philosopher, writer, and composer of the 18th century. His political philosophy influenced the French Revolution as well as the overall development of modern political, sociological, and educational thought. His novel Émile, or On Education is a treatise on the education of the whole person for citizenship. His sentimental novel Julie, or the New Heloise was of importance to the development of pre-romanticism and romanticism in fiction.

#5240. Name the American business magnate and philanthropist; he was a co-founder of the Standard Oil Company, which dominated the oil industry and was the first great U.S. business trust. He revolutionized the petroleum industry, and along with other key contemporary industrialists such as Andrew Carnegie, defined the structure of modern philanthropy. In 1870, he co-founded Standard Oil Company and actively ran it until he officially retired in 1897.

#20 Re: Ganesh's Puzzles » Oral puzzles » 2014-07-14 14:49:39

Hi bobbym and Maburo,

The solutions #1875 as correct, bobbym and Maburo! Excellent!

(However, #1875 (ii) is

, not
, Maburo).

#1876. Find a quadratic polynomial each with the given numbers as the sum and products of its zeros respectively.

(i) (0, 4)



#21 Re: Ganesh's Puzzles » 10 second questions » 2014-07-14 00:13:45

Hi bobbym and Maburo,

The solutions #5141 and #5142 are correct. Excellent, bobbym and Maburo!

#5143. The cost of cultivating a square field at the rate of $135 per hectare is $1215. What would be the cost of putting a fence around it at the rate of 75 cents per meter?

#5144. The perimeters of five squares are 24 centimeters, 32 centimeters, 40 centimeters, 76 centimeters, and 80 centimeters respectively. Find the perimeter of another square equal in area to the sum of the areas of these squares.

#22 Re: Ganesh's Puzzles » General Quiz » 2014-07-13 16:42:28

Hi bobbym and Maburo,

The Answers #5235 (Maburo) and #5236 (bobbym) are correct. Marvelous!

#5237. Name the British novelist best known as the author of the fantasy series. The books have gained worldwide attention, won multiple awards, and sold more than 400 million copies. They have become the best-selling book series in history and been the basis for a series of films which became the highest-grossing film series in history. Born in Yate, Gloucestershire, she was working as a researcher and bilingual secretary for Amnesty International when she conceived the idea for the series on a delayed train from Manchester to London in 1990.

#5238. Name the British philosopher, logician, mathematician, historian, social critic and political activist; he is considered one of the founders of analytic philosophy along with his predecessor Gottlob Frege, colleague G. E. Moore, and his protégé Ludwig Wittgenstein. He is widely held to be one of the 20th century's premier logicians. With A. N. Whitehead he wrote Principia Mathematica, an attempt to create a logical basis for mathematics.

#23 Re: Ganesh's Puzzles » Oral puzzles » 2014-07-13 16:13:23

Hi bobbym and Maburo,

The solution #1874 is correct. Neat job, bobbym and Maburo!

#1875. Find a quadratic polynomial each with the given numbers as the sum and products of its zeros respectively.

(i) 3, 1

(ii) 2, 4.

#24 Re: Ganesh's Puzzles » General Quiz » 2014-07-13 00:44:40

Hi bobbym,

The Answer #5233 (Howard Hathaway Aiken) is correct. Splendid!

#5235.  Name the French physicist and mathematician who is generally regarded as one of the main founders of the science of classical electromagnetism, which he referred to as "electrodynamics". On his deathbed in 1836, he ordered that an inscription be placed upon his tombstone: Tandem Felix (Happy at Last).

#5236. Name the Norwegian explorer of polar regions; he led the Antarctic expedition (1910–12) to become the first men to reach the South Pole in December 1911. In 1926, he was the first expedition leader to be recognized without dispute as having reached the North Pole.

#25 Re: Ganesh's Puzzles » Oral puzzles » 2014-07-13 00:21:45

Hi bobbym,

The solution #1873 is correct. Fantastic, bobbym!

#1874. Find the Greatest Common Divisor:


Board footer

Powered by FluxBB