What does below pictogram mean?

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.

Can you solve the photo plexer logic ?

Buy me, smell me or deliver me, I do not change.

Who am I?

why number 8549176320 is one of a kind?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

What kind of band never plays music?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

What brings you down but never up?