How many sides does a circle have?

1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

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

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

What you cannot hold but it is yours?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Give it food and it will live; give it water and it will die.

If an electric train is travelling south, then which way is the smoke going?

O_er_t_o_

Complete the missing letters of the given word.

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?