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.

#1 Re: Ganesh's Puzzles » Oral puzzles » Today 16:06:44

Hi bobbym,

The solution #1930 is perfect. Remarkable, bobbym!

#1931. Solve the following quadratic equation:

.

#2 Re: Ganesh's Puzzles » Oral puzzles » Today 00:54:13

Hi bobbym,

The solution #1929 is perfect. Excellent, bobbym!

#1930. Solve the following quadratic equation:

.

#3 Re: Ganesh's Puzzles » 10 second questions » Today 00:48:50

Hi bobbym,

The solution #5213 is perfect. Splendid, bobbym!

#5214. A circular wire of radius 42 centimeters is bent in the form of a rectangle whose sides are in the ratio 6:5. Find the smaller side of the rectangle.

(Inconvenience regretted)

#5215. There is a rectangular tank of length 180 meters and breadth in a circular field. If the area of the land portion of the field is 40000 square meters, what is the radius of the field?

#5216. The areas of two circular fields are in the ratio 16:49. If the radius of the latter is 14 meters, then what is the radius of the former?
#5215.

#4 Re: Ganesh's Puzzles » General Quiz » Today 00:25:29

Hi bobbym,

The Answer #5321 is perfect. Marvelous, bobbym!

The Answer #5322 : Sandro Botticelli.

#5323. Name the Irish 17th-century natural philosopher, chemist, physicist, and inventor. Born in Lismore, County Waterford, Ireland, he was also noted for his writings in theology. Although his research clearly has its roots in the alchemical tradition, he is largely regarded today as the first modern chemist, and therefore one of the founders of modern chemistry, and one of the pioneers of modern experimental scientific method. He is best known his law, which describes the inversely proportional relationship between the absolute pressure and volume of a gas, if the temperature is kept constant within a closed system.

#5324. Name the German statesman (18 December 1913 – 8 October 1992) and politician, leader of the Social Democratic Party of Germany (SPD) from 1964 to 1987 and chancellor of the Federal Republic of Germany from 1969 to 1974. He was awarded the Nobel Peace Prize in 1971 for his efforts to achieve reconciliation between West Germany and the countries of the Soviet bloc. He was the first Social Democrat chancellor since 1930.

#5 Re: Ganesh's Puzzles » Oral puzzles » Yesterday 14:52:34

Hi bobbym,

The solution #1928 is correct. Stupendous, bobbym!

#1929. Solve the following quadratic equation:

.

#6 Re: Introductions » hi » Yesterday 14:45:05

Hi iluvdogs,

Welcome to the forum!

#7 Re: Ganesh's Puzzles » Oral puzzles » Yesterday 00:24:30

Hi bobbym,

The solution #1927 is perfect. Awesome, bobbym!

#1928. Find the values of 'a' and 'b' of the polynomial is a perfect square:

.

#8 Re: Ganesh's Puzzles » 10 second questions » Yesterday 00:19:55

Hi bobbym,

The solutions #5211 and #5212 are perfect. Extraordinary, bobbym!

#5213. A wire is bent in the form of a square encloses an area of 484 square centimeters. What will be the enclosed area when the same wire is bent into a circle?

#5214. A circular wire of radius 42 centimeters is bent in the form of a rectangle whose sides are in the ratio :5. Find the smaller side of the rectangle.

#9 Re: Ganesh's Puzzles » General Quiz » 2014-08-19 23:52:24

Hi bobbym,

The Answers : #5319 - James Boswell and #5320 - Sandro Botticelli.

The Answer #5320 is perfect. Remarkable, bobbym!

#5321. Name the  English poet  (7 May 1812 – 12 December 1889) and playwright whose mastery of dramatic verse, especially dramatic monologues, made him one of the foremost Victorian poets. His notable works - The Ring and the Book, Men and Women, The Pied Piper of Hamelin, Porphyria's Lover, My Last Duchess.

#5322. Name the former Prime Minister of Norway, a current Special Envoy with the United Nations, and the Deputy Chair of The Elders. She has served as a physician, a Social Democratic politician and a diplomat, and is now an international leader in sustainable development and public health. She served three terms as Norway's Prime Minister: in 1981, in 1986–89, and in 1990–96. She served as Vice-President of Socialist International. She served as the Director General of the UN World Health Organization and is now a Special Envoy on Climate Change for the United Nations Secretary-General, Ban Ki-moon.

#10 Re: Ganesh's Puzzles » Oral puzzles » 2014-08-19 14:26:31

Hi bobbym,

The solution #1926 is perfect. Remarkable, bobbym!

#1927. Find the values of 'a' and 'b' of the polynomial is a perfect square:

.

#11 Re: Ganesh's Puzzles » Oral puzzles » 2014-08-19 00:55:05

Hi bobbym,

The solution #1925 is correct. Remarkable, bobbym!

#1926. Find the values of 'a' and 'b' of the polynomial is a perfect square:

.

#12 Re: Ganesh's Puzzles » 10 second questions » 2014-08-19 00:50:00

Hi bobbym,

The solutions #5209 and #5210 are correct. Brilliant!

#5211. Between a square of perimeter 44  centimeters and a circle of circumference 44 centimeters, which figure has larger are and by how much?

#5212. A wire is bent in the form of a circle of radius 56 centimeters. If it is bent in the form of a square, then what would its area be?

#13 Re: Ganesh's Puzzles » General Quiz » 2014-08-19 00:36:11

Hi bobbym,

The Answer #5317 is correct. Marvelous, bobbym!

The Answer #5318 : Norman Ernest Borlaug.

#5319. Name the Scottish lawyer, diarist, ( 29 October 1740 – 19 May 1795) and author born in Edinburgh. He is best known for the biography he wrote of one of his contemporaries, the English literary figure Samuel Johnson, which the modern Johnsonian critic Harold Bloom has claimed is the greatest biography written in the English language.

#5320. Name the  Italian painter of the Early Renaissance (c. 1445 – May 17 1510). He belonged to the Florentine School under the patronage of Lorenzo de' Medici, a movement that Giorgio Vasari would characterize less than a hundred years later as a "golden age", a thought, suitably enough, he expressed at the head of his Vita. His posthumous reputation suffered until the late 19th century; since then his work has been seen to represent the linear grace of Early Renaissance painting. Among his best known works are The Birth of Venus and Primavera.

#14 Re: Ganesh's Puzzles » Oral puzzles » 2014-08-18 14:53:09

Hi bobbym,

#1925. Find the values of 'a' and 'b' of the polynomial is a perfect square:

.

#16 Re: Ganesh's Puzzles » 10 second questions » 2014-08-18 00:44:29

Hi bobbym,

The solutions #5207 and #5208 are correct. Excellent, bobbym!

#5209.  The difference between the circumference and the radius of a circle is 37 centimeters. Find the area of the circle.

#5210. The sum of the areas of two circles A and B is equal to the area of a third circle C whose diameter is 30 centimeters. If the diameter of circle A is 18 centimeters, then find the radius of circle B.

#17 Re: Ganesh's Puzzles » Oral puzzles » 2014-08-18 00:30:05

Hi bobbym,

The solution #1923 is perfect. Marvelous, bobbym!

#1924.  Find the square root of the following polynomial by division method:

.

#18 Re: Ganesh's Puzzles » General Quiz » 2014-08-18 00:19:18

Hi bobbym,

The Answers : #5315 - Hassanal Bolkiah and #5316 - Ruskin Bond.

#5317. Name the English mathematician, philosopher and logician (2 November 1815 – 8 December 1864) . He worked in the fields of differential equations and algebraic logic, and is now best known as the author of The Laws of Thought. As the inventor of the prototype of what is now called  logic named after him, which became the basis of the modern digital computer, he is regarded in hindsight as a founder of the field of digital electronics.

#5318. Name the American biologist  (March 25, 1914 – September 12, 2009), humanitarian and Nobel laureate who has been called "the father of the Green Revolution", "agriculture's greatest spokesperson" and "The Man Who Saved A Billion Lives". He is one of seven people to have won the Nobel Peace Prize, the Presidential Medal of Freedom and the Congressional Gold Medal and was also awarded the Padma Vibhushan, India's second highest civilian honor.

#19 Re: Ganesh's Puzzles » Oral puzzles » 2014-08-17 14:55:23

Hi bobbym,

The solution #1922 is correct. Brilliant, bobbym!

#1923. Find the square root of the following polynomial by division method:

.

#20 Re: Ganesh's Puzzles » Oral puzzles » 2014-08-17 00:47:14

Hi bobbym,

The solution #1921 is correct. Remarkable!

#1922. Find the square root of the polynomial by division method:

.

#21 Re: Ganesh's Puzzles » 10 second questions » 2014-08-17 00:40:24

Hi KCA and bobbym,

KCA : The solution #5204 is perfect. Good work!

The solutions #5203, #5204, #5205 and #5206 are correct. Fantastic performance, bobbym!

#5207. Find the circumference of a circle whose area is 24.64 square meters.

#5208. If the circumference and area of a circle are numerically equal, then what is the diameter equal to?

#22 Re: Ganesh's Puzzles » General Quiz » 2014-08-17 00:18:38

Hi bobbym,

The Answer #5313 is correct. Excellent!

The Answer #5314 : Simon Bolivar.

#5315. Name the 29th and current Sultan and Yang Di-Pertuan of Brunei. He is also the first and incumbent Prime Minister of Brunei. The eldest son of Sir Muda Omar Ali Saifuddien III and Rani Isteri Pengiran Anak Damit, he succeeded to the throne as the Sultan of Brunei, following the abdication of his father on 4 October 1967.
The sultan is worth an estimated $20 billion and lives in a 1,800-room palace.

#5316. Name the  Indian author of British descent; (born 19 May 1934)  the Indian Council for Child Education recognised his pioneering role in the growth of children's literature in India, and awarded him the Sahitya Akademi Award in 1992 for Our Trees Still Grow in Dehra, given by the Sahitya Akademi, India's National Academy of Literature. He was awarded the Padma Shri in 1999 and Padma Bhushan in 2014. He now lives with his adopted family in Landour, in Mussoorie. His novel, The Flight of Pigeons, has been adapted into the film Junoon. The Room on the Roof has been adapted into a BBC-produced TV series. Several stories have been incorporated in the school curriculum in India, including "The Night Train at Deoli", "Time Stops at Shamli" and Our Trees Still Grow in Dehra. In 2007, the Bollywood director Vishal Bhardwaj made a film based on his popular novel for children, The Blue Umbrella. The movie won the National Award for Best Children's film.

#23 Re: Ganesh's Puzzles » 10 second questions » 2014-08-16 15:54:59

Hi bobbym,

You have missed problems #5203, #5204, #5205 and #5206!

#24 Re: Ganesh's Puzzles » Oral puzzles » 2014-08-16 15:51:46

Hi bobbym,

The solution #1920 is correct. Marvelous!

#1921. Find the square root of the polynomial by division method:

.

#25 Re: Ganesh's Puzzles » Oral puzzles » 2014-08-16 00:58:48

Hi bobbym,

The solution #1919 is correct. Excellent!

#1920. Find the square root of

.

Board footer

Powered by FluxBB