If six children and two dogs were under an umbrella, how come none of them got wet?

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

AB * C = DE - F = GH / I

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

John is asked to stand behind Jacob and Jacob is asked to stand behind John. Both of them feel confused about it and don't know what to do?

But it is quite possible, do you know how?

Six people park their car in an underground parking of a store. The store has six floors in all. Each one of them goes to a different floor. Simon stays in the lift for the longest. Sia gets out before Peter but after Tracy. The first one to get out is Harold. Debra leaves after Tracy who gets out on the third floor.

Can you find out who leaves the lift on which floor?

It is a 5 letter word if you take away first letter it is something you get from sun, if you remove second letter you will get something to eat, if you remove third letter you get a word you use in pointing at and if you remove the fourth letter you get something to drink. What is it?

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

A boy and a girl are sitting on the porch.
"I'm a boy," says the child with black hair.
"I'm a girl," says the child with red hair.
If at least one of them is lying, who is which?

Prove that the below maths equation is true.

8 + 8 = 91