What does below Rebus mean ?

esgg sgeg gegs gsge

What does this rebus means ?

What building has the most stories?

Why is the Hole below a Lock?

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?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

why number 8549176320 is one of a kind?

How many Watermelons are there in the below picture?

A thief enters a store and threatens the clerk, forcing her to open the safe. The clerk says, “The code for the safe is different every day, and if you hurt me you’ll never get the code.” But the thief manages to guess the code on his own. How did he do it?

A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?