May 5th, 2017, 06:40 PM  #1 
Senior Member Joined: Nov 2010 From: Indonesia Posts: 1,766 Thanks: 121 Math Focus: Trigonometry and Logarithm  {ASK} About Hot and Cold
What is 4 times hotter than 4 degrees Celsius? A. 16 degrees Celsius B. 1 degrees Celsius C. 12 degrees Celsius D. 16 degrees Celsius Last edited by skipjack; May 6th, 2017 at 06:17 AM. 
May 5th, 2017, 06:54 PM  #2 
Math Team Joined: Oct 2011 From: Ottawa Ontario, Canada Posts: 11,655 Thanks: 740 
Obviously A. Is this a trick question Mr.Fly? 
May 5th, 2017, 07:03 PM  #3 
Senior Member Joined: Nov 2010 From: Indonesia Posts: 1,766 Thanks: 121 Math Focus: Trigonometry and Logarithm 
I am tricked by my own question. I thought I would just need to multiply by 4, but isn't 16 degrees colder than 4 degrees?

May 5th, 2017, 07:08 PM  #4 
Math Team Joined: Oct 2011 From: Ottawa Ontario, Canada Posts: 11,655 Thanks: 740 
....16 12 8 4 0 4 8 12 16......>getting hotter! No thermometers in Indonesia? 
May 5th, 2017, 07:13 PM  #5 
Math Team Joined: Dec 2013 From: Colombia Posts: 7,142 Thanks: 2382 Math Focus: Mainly analysis and algebra 
4 Celsius = 277.15 Kelvin. So four times hotter is 1108.6 Kelvin = 835.45 Celsius.

May 5th, 2017, 07:19 PM  #6 
Senior Member Joined: Sep 2015 From: USA Posts: 1,757 Thanks: 900  
May 5th, 2017, 07:24 PM  #7 
Math Team Joined: Dec 2013 From: Colombia Posts: 7,142 Thanks: 2382 Math Focus: Mainly analysis and algebra 
Oh yeah.

May 5th, 2017, 07:25 PM  #8 
Senior Member Joined: Nov 2010 From: Indonesia Posts: 1,766 Thanks: 121 Math Focus: Trigonometry and Logarithm  
May 5th, 2017, 08:03 PM  #9 
Senior Member Joined: Sep 2015 From: USA Posts: 1,757 Thanks: 900  
May 5th, 2017, 08:22 PM  #10 
Senior Member Joined: Nov 2010 From: Indonesia Posts: 1,766 Thanks: 121 Math Focus: Trigonometry and Logarithm 
So the "true" answer is 1 degrees Celsius?
Last edited by skipjack; May 6th, 2017 at 06:18 AM. 

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