Problem:The most recent Rookie of the Year winner is Ben Simmons. Twenty-one winners were drafted first overall. Sixteen winners have also won the NBA Most Valuable Player (MVP) award in their careers; Wilt Chamberlain and Wes Unseld earning both honors the same season. Nineteen of the forty two non-active winners have been elected to the Naismith Memorial Basketball Hall of Fame. Three seasons had joint winners -- Dave Cowens and Geoff Petrie in the 1970 -- 71 season, Grant Hill and Jason Kidd in the 1994 -- 95 season, and Elton Brand and Steve Francis in the 1999 -- 2000 season. Five players won the award unanimously (by capturing all of the first-place votes) -- Ralph Sampson, David Robinson, Blake Griffin, Damian Lillard, and Karl-Anthony Towns.

Who won 2017-18 nba rookie of the year?
Solution:OK... To answer this question, we should know that: The most recent Rookie of the Year winner is Ben Simmons.
Ben Simmons.

Student A:Context: It is notable that, according to Guinness World Records, "White Christmas" (1942) by Bing Crosby is the best-selling single worldwide, with estimated sales of over 50 million copies. The song recognized as "the best-selling single of all time" was released before the pop / rock singles-chart era and "was listed as the world's best-selling single in the first-ever Guinness Book of Records (published in 1955) and -- remarkably -- still retains the title more than 50 years later". Also, Guinness World Records states that double A-side charity single "Candle in the Wind 1997" / "Something About the Way You Look Tonight" (1997) by Elton John, a tribute to the late Diana, Princess of Wales, is "the biggest-selling single since UK and US singles charts began in the 1950s, having accumulated worldwide sales of 33 million copies", making it the second-best-selling single of all time.

Question: number one song of all time in the world?
Student B:OK... To answer this question, we should know that: It is notable that, according to Guinness World Records, "White Christmas" (1942) by Bing Crosby is the best-selling single worldwide, with estimated sales of over 50 million copies.
'' White Christmas '' ( 1942 ) by Bing Crosby.

Problem:Tessa Peake-Jones (born 9 May 1957) is an English actress. She is known for her role as Raquel in the BBC sitcom Only Fools and Horses, whom she played from December 1988 until it ended in 2003.

Based on this passage, who plays rachel in only fools and horses?
Solution:OK... The relevant sentence in the passage is: She is known for her role as Raquel in the BBC sitcom Only Fools and Horses, whom she played from December 1988 until it ended in 2003.
Tessa Peake - Jones.

Student A:The number of protons within the atom's nucleus is called atomic number and is equal to the number of electrons in the neutral (non-ionized) atom. Each atomic number identifies a specific element, but not the isotope; an atom of a given element may have a wide range in its number of neutrons. The number of nucleons (both protons and neutrons) in the nucleus is the atom's mass number, and each isotope of a given element has a different mass number.

Based on this passage, the main difference between isotopes of the same element?
Student B:OK... The relevant sentence in the passage is: Each atomic number identifies a specific element, but not the isotope; an atom of a given element may have a wide range in its number of neutrons.
number of neutrons.

Problem:"Who You Love" is a song written and performed by John Mayer and Katy Perry for Mayer's sixth studio album, Paradise Valley (2013). It appears as the sixth song on the album and is the third single from the record. Mayer co-produced the song with Don Was and released it as an Internet download on August 12, 2013. Lyrically, "Who You Love" is a ballad about accepting falling in love with someone, on the theory that "you love who you love". The song has been praised by critics and has received mostly positive reviews.

Based on this passage, who sings with john mayer on who you love?
Solution:OK... To answer this question, we should know that: "Who You Love" is a song written and performed by John Mayer and Katy Perry for Mayer's sixth studio album, Paradise Valley (2013).
Katy Perry.

Problem:The Day of the Dead celebrations in Mexico developed from ancient traditions among its pre-Columbian cultures. Rituals celebrating the deaths of ancestors had been observed by these civilizations perhaps for as long as 2,500 -- 3,000 years. The festival that developed into the modern Day of the Dead fell in the ninth month of the Aztec calendar, about the beginning of August, and was celebrated for an entire month. The festivities were dedicated to the goddess known as the "Lady of the Dead", corresponding to the modern La Calavera Catrina.

Where did the day of the dead originate from?
Solution:
OK... The relevant information to answer the above question is: The Day of the Dead celebrations in Mexico developed from ancient traditions among its pre-Columbian cultures.
ancient traditions among its pre-Columbian cultures.