In which direction should the missing arrow point?

What famous saying does this rebus mean?

COME SERVED <---
COME SERVED
COME SERVED
COME SERVED
COME SERVED

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

There’s a girl who has a large family. She has an equal amount of brothers and sisters, but each brother only has half as many brothers and sisters. What’s the correct amount of brothers and sisters?

Which number should replace the question mark?

You bought me for dinner but never eat me. What am I?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

What is the centre of gravity?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?