What famous saying does this rebus mean?

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

Pronounced as 1 letter, And written with 3, 2 letters there are, and 2 only in me. I’m double, I’m single, I’m black blue and grey, I’m read from both ends, and the same either way. What am I?

What can you deduce from the following BrainBat?

CRY
LMKI

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

The Little ant seems to be always confused. Do you know why?

Which city is three-fifths chick two third cat and 50% goat?

An explorer goes on an exposition in the jungle. He sets up camp in the middle of the jungle. The next morning he sees something with a head and a tail, but he is not afraid. What did he see in his bag?

Can you make a six-letter word using the letters N, A and B ?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

Find the next number in the series below

21 32 54 87 131 ?