Solve The below Equation:

ALFA + BETA + GAMA = DELTA

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Using Only Five 5's and any mathematical operator make sum as 37

There are nine dots in the picture that has been attached with this question. Can you join all the dots by drawing four straight lines without picking up your pen?

Can you decipher the two rows to find the hidden word?

What goes up but never comes down?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?