A plane crashed between the border of Mexico and America. Where do you bury the survivors?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?

I look at you, you look at me I raise my right, you raise your left. What am I?

I am the fastest animal but cannot climb the tree. What am I?

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

What is the longest word in the dictionary?