Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

Can you find the six hidden animals in the picture below?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Can you find the dog hidden in a group of pandas?

What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag