There are 60 squares of size 1x1. There are 35 squares of size 2x2. There are 12 squares of size 3x3. There are 3 squares of size 4x4.

A total of 60 + 35 + 12 + 3 = 110.

Puzzle 2

What is represented by this BrainBat?

P
U
R
P U R P O S E S
O
S
E
S

[Ref: ZZPV]

Hint: Say what you see.

Answer: Crossed purposes or dual purposes.

Puzzle 3

Using the BrainTracker grid below, how many words can you find? Each word must contain the central H and no letter can be used twice, however, the letters do not have to be connected. Proper nouns are not allowed, however, plurals are. Can you find the nine letter word?

Hint: How many students study chemistry and physics, but not biology?

Answer: 500 students.

The answer is most easily seen if three intersecting circles are drawn, and the numbers inside each section worked out.

Puzzle 5

Using the BrainTracker grid below, how many words can you find? Each word must contain the central D and no letter can be used twice, however, the letters do not have to be connected. Proper nouns are not allowed, however, plurals are. Can you find the nine letter word?