What famous saying does this rebus mean?

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

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

Why is Saturday stronger than Monday?

Move four matchsticks to the below square to form three squares?

In a mathematical quiz, you are asked the following question:

Use three 9s in a mathematical expression without dividing or multiplying to form the number one.

Can you answer the question?

Replace the question mark in the picture below.

A word I know has six letters it contains, remove one letter and 12 remain. What is it?