Riddle for anyone interested?!

Question:

Riddle for anyone interested?

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You can view more riddles and teasers at http://www.mindchallenger.com as well as the answers.

Try this one:

"How much will 1 cost?" "20 cents," says the clerk in the hardware store.
"And how much will twelve cost?" "40 cents."
"Okay, I'll take nine hundred and twelve." "That will be 60 cents."
What was the customer buying?

Answers: House numbers

Cheers ;-) i donno... house numbers Numbers for their house or mailbox!! house numbers house numbers or licencense plates... something like that. my answer would be house numbers, i guess its from a maths test and it is house numbers!!!

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