Do You See It?

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

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

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

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

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?

Which is the rope you never skip with?