a2zinterviews

11.	Which number is needed to complete the wheel?

Answer

7 Add together the numbers on the outside of each segment and put the result at the centre of the opposite segment.

12.	Which number is missing from the last triangle?

Answer

14 Numbers on corresponding points of each triangle progress by increasing steps, add 6 then 7 for the top, 5 and 6 for the bottom left and then 7 and 8 for the bottom right.