What is common among 11, 69, and 88?

How can you take 2 from 5 and leave 4?

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

O_er_t_o_

Complete the missing letters of the given word.

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?