Answer: Option A Explanation:Working in rows, add together the numerical values of the left and right hand letters to
give the numerical value of the central letter.
Answer: Option C Explanation:In each segment of the diagram are a pair of letters, one of which is the same distance from the start of
alphabet as the other is from the end.
Answer: Option A Explanation:The numerical values of the letters in opposite segments of the circle always add up to 17.
Answer: Option D Explanation:As you move down, the numerical value of the letters follows the sequence of prime Numbers.
Answer: Option C Explanation:Writing each letter as it numerical value and working in rows, add the top 2 digit number to
the bottom 2 digit number to give the 3 digit result in the centre.