How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

What does below pictogram mean?

What word does this rebus represent?

meta meta
meta meta

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

What occurs twice in a week, once in a year but never in a day?

Alex is stranded on an island covered in forest.
One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.

There are cliffs around the island, so he cannot jump off.

How can the Alex survive the fire? (There are no buckets or any other means to put out the fire)

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

What does this below rebus puzzle mean?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Solve below popular number sequence
314 159 265 358 979 323 846 ?