If a farmer buys chicken feed for 57c per tonne, pig feed for $1.52 per tonne and cattle feed for 43c per tonne. How much of each would he have if he had 100 tonnes for $100?

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

Answer:

Puzzle 5

I once cashed a cheque at the bank. I had spent £1.20 before I realised the bank clerk had made a mistake. He had transposed the pounds with the pence. I now had exactly 7 times the value of the original cheque. What was the original cheque's value?