I have branches, but no fruit, trunk or leaves. What am I?

I don't get anymore wetter, no matter how much rain falls on me.

People make me, save me, change me, raise me. What am I?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

Can you tell a 3D object that has just two surfaces?

You have two bottles of pills marked with labels A and B. The pills are identical. The doctor has asked you to take one A pill and one B pill daily. You cant take more or less than that.

While taking out the pills one day, you took out one pill from A and by mistake took out two from B. You have no idea which pill is which now.

You cant throw away the expensive pills. What will you do now?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

I am not a bull but I have horns.
I am not an ass but I have a pack saddle.
Wherever I go, I leave silver behind me.

Who am I?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

Which word does the below Plexor means ?