Well, isn't that just a happy little question! It's not something we think about every day, but I'll tell you what, a pound is quite heavy and keys are quite light. You would need a whole bunch of keys, probably hundreds if not thousands, to make a pound. Just imagine all the doors those keys could unlock and all the possibilities that lie behind them!
1 pound = 453,592.37 milligrams
Now it is 100 pence to the pound. Pre decimal currency, there were 240 pennies in a pound.
The answer is 6.00 - 4.90.1 pound ten.
10
There are 3 30p's in £1. But you still have 10p left over needed to make the pound.