What does an Island and the letter T have in common?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

Doctor Alex and a bus driver John are both in love with the same woman named Olivia. The bus driver need to go for a long trip of 10 days, Before he left he gave Olivia 10 apples.

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6