Why do you find that most of the buildings are deprived of the 13th floor?

Before Mount Everest was discovered, what was the highest mountain in the world?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

A car meter reading shows 72927 miles a palindromic number.
what is the minimum number of miles you would need to travel to see another palindromic number on the car meter reading?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

If,

Akriti = 631
Levis = 521
Sroti = 521
Aneel = 533
Then,
Sunil =?

Two fathers and two sons decided to go to a shop and buy some sweets upon reaching. Each of them bought 1 kg of sweet. All of them returned home after some time and found out that they had 3kg of sweets with them.

They did not eat the sweets in the way, nor threw or lose anything. Then, how can this be possible?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your