QR Challenge: Maths and History Week. Each correct question will get you a house point but the winner will be the first student to crack the code. Each Question has a letter in brackets. Follow these in order and crack the code to win the competition. Good Luck

Question	Answer
(C)I have a triangle that has three angles which are all square numbers. What are the angles?	100-64-16
(N)After you unload all your coins onto the kitchen table, you discover something surprising. You have exactly the same number of pennies, 10p, 20p, and 5p, totaling 6 pounds and 12 pence. How many of each coin do you have?	17
(C)If 8 crows can steal 8 buttons in 8 minutes, how many buttons can 16 crows steal in 16 minutes?	32
(P)The ages of a father and son add up to 66.The father\\\\\\\'s age is the son\\\\\\\'s age reversed.How old could they be?	42and24
(V)1011 in binary is what in base ten?	11
(W)Can you replace the question marks with maths symbols ( + - / x) and make the equation correct:(9 ? 1) ? (7 ? 6) ? (8 ? 4) = 3	(9 - 1)-(7 - 6)-(8 - 4)=3
(T)What was the name of the German encryption machine used in World War 2 that the English thought was a ‘riddle’?	ENIGMA
(K)Cryptography is an ancient Greek Word meaning what?	HIDDEN WORDS
(P)The British made the first computer to break German codes. It was huge. What was it called?	COLOSSUS
(I)The British intercepted a famous telegram that caused the USA to declare war on Germany in 1917. What was the telegram’s name?	ZIMMERMANN
(Y)During the American War of Independence who was the leader of the American army who used spies to crack the British codes?	GEORGE WASHINGTON
(C)Which famous Roman General and Emperor invented his own type of code that still has his name today?	JULIUS CAESAR
(U)Substitution Ciphers (code keys) were broken by which famous Arab Mathematician?	AL KINDI
(C)Mary Queen of Scots’ letters were intercepted and de coded in which famous plot?	BABINGTON PLOT
(I)What was the ‘coloured’ Japanese code from World War II?	PURPLE
(G)What was the name of the seafaring (5x8) British department responsible for breaking German codes in World War One?	ADMIRALTY ROOM 40
(P)A lamp and a bulb cost 32 pounds. The lamp is 30 pounds more than the bulb. How much is the lamp?	31
(K)What number does the Roman numeral MMLXIV represent?	2064
(W)How many sides does a hexaheptacontagon have?	76
(U)What is the product of a bakers dozen and the difference between a gross and a 4 scores?	832

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