Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Why is Saturday stronger than Monday?

I have an eye but still cannot see.

Who am I?

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not rounded numerals equals 24.

Its something that each of us devours,
Not just us but birds, beats, trees, and flowers,
Frets iron and nibbles steel,
Toil hard stones to meal,
Exterminates king, collapse town,
And blows the mountains down.

What kind of band never plays music?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

There is something which is always coming but never arrives?

Why is the Hole below a Lock?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?