Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

What is the next number?

77, 49, 36, 18 ?

You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?

Can you Find and name the hidden bird in the picture below ?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

Solve the mathematical equation in the picture below.