BrainBashers - Random Puzzles

Puzzle 25

Last night, I was looking at a road sign and could see that Leeds was 13 miles away, Stoke was 13 miles away and Leek was 10 miles away.

Unfortunately, it was too dark to see how far it was to Manchester. Can you help me?

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Puzzle 26

Using a tap, a nine gallon container and a four gallon container …

… can you measure exactly 6 gallons?

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Puzzle 27

The BrainBashers football world tour is well underway and Alex is planning the journey to each country.

Unfortunately, the BrainBashers atlas software is playing up again and has worked out the mileage incorrectly, as shown below.
China       3,500
Finland     6,000
Chile       3,700
Jamaica     3,800
Wales       6,000

According to the software, how many miles is it to Germany?

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Puzzle 28

Place an arrow in each empty square.

Every arrow can either point left or right, but must point to a square with a number.

The numbers indicate the total number of arrows that point at them.

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