Answer: Here are the contents of the containers after each stage:

A B
0 11 fill B
7 4 fill A from B
0 4 empty A
4 0 fill A from B
4 11 fill B
7 8 fill A from B
0 8 empty A
7 1 fill A from B
0 1 empty A
1 0 fill A from B
1 11 fill B
7 5 fill A from B
0 5 empty A
5 0 fill A from B
5 11 fill B
7 9 fill A from B
0 9 empty A

This leaves 9 gallons in container B.

Puzzle 202

What is represented by this BrainBat?

TTTTTTTTTT

[Ref: ZVAT]

Hint: Say what you see.

Answer: Tent: Ten T.

Puzzle 203

Can you complete the grid without forming a 3-In-A-Row of the same colour.

Each row and column has an equal number of Blue and White squares.

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Hint: Remember that you can't have three White or Blue squares together in a row or column.

Answer:

Puzzle 204

When a clock's reflection is 2.30, what time is it really?

[Ref: ZDAD]

Hint: You might need a mirror for this one.

Answer: 9.30.

Puzzle 205

Using the BrainTracker grid below, how many words can you find? Each word must contain the central R 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?