John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

I am sure no one can have two things for dinner. what are they?

He loves to dance, twist and prance, he shakes his tail, and as a way he sails, wingless he flies into the sky. What is he?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

Find the next number in the series below

21 32 54 87 131 ?

Which five letter word can be added at the end of below word to form a
valid word?

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One day, I thought of ways that can be used for creating a palindrome. So I decided that I will turn into a larger number by adding the reversed digits to the original number and keep doing it till I finally obtained a palindrome.

I am not sure if this process will always result in a palindrome eventually but I was able to produce a four-digit palindrome. Can you guess my starting number?

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

I always drive my customer away.

Who am I?