Find the next number in the series below

21 32 54 87 131 ?

What can you deduce from the following BrainBat?

CRY
LMKI

Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

Alex opened 24 presents
Jonah opened 8 presents
Clara opened 1 present

Can you find out how many presents were opened by Candy?

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

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?