Logic Puzzles 1

Puzzle 1: A photograph measuring 8.5 by 7.5 cm is to be enlarged. If the enlargement of the longer side is 13.6 cm, what is the length of the smaller side?

Puzzle 2: Place two letters in each set of brackets so that they form a word when tacked onto the letters on the left and form another word when placed in front of the letters on the right. The letters placed in the brackets must produce an eight letter word when read downwards in pairs.

HE (**) LY

HO (**) AR

AU (**) NK

CO (**) CH

Puzzle 3: What is the value of the following expression?1Puzzle 4: Which illustration doesn’t belong with the others?2Puzzle 5: What is the missing number in the pie below?3