7 Dec 2016

One Quick Question for 7 December 2016

From The Panel, 3:44 pm on 7 December 2016

How do the makers of Sudoku grade them? Dave Green from the Conceptis Puzzles answers.

What would an eight Real Spanish coin be worth in 1815? Te Papa's Mark Stocker answers.

Andrew Lapthorn of the University of Canterbury answers:Is more power used when your radio is played louder?