As shown in Figure 1, in chess, a knight moves 2 squares in one direction and one square at right angle to that direction. Figure 2 shows 15 pawns on the chess board. What is the minimum number of moves that the knight needs to capture all the pawns? [Figure: see page 7 of source PDF]

In a secret code, if 3 becomes 1312, 4 becomes 1716, 5 becomes 2120, 6 becomes 2524, 7 becomes 2928 and 8 becomes 3332 then what would 9 become?

In the image below, three-letter words appear horizontally in a line, together, and in the normal reading order. The word SET has been highlighted for you in the first line. Including SET, how many 3-letter English words are there? Letter grid: TZLSETIIZIHUBHRVNWSBSBANSVHUZDGXB /…

Hue is the value of the equivalent pure (saturated) colour in any given colour. It is represented as a colour wheel going through the colour spectrum, from primary colours Red through Green, Blue and back to Red. If the hue values in degrees range from 0 to 360, what is the hue v…

How many squares appear in the image given below? [Figure: see page 6 of source PDF]

Assume that patterns such as Pattern A and Pattern B are distinct. How many patterns appear in the Figure 1? [Figure: see page 5 of source PDF]