I am an odd number. Take away a letter and I become even. What number am I?

There’s a one-story house in which everything is yellow. Yellow walls, yellow doors, yellow furniture. What colour are the stairs?

I am an eight letter word and I am a computer terminology.
The second, third and fourth letters make an animal.
The fourth, fifth, sixth, seventh and eighth letters make a weapon.
The first, second, third and fourth letters can be taken as an outcome of any exam.
The fifth, sixth, seventh and eighth letter combine to form a high end typing software.

Can you tell who am I ?

Which is faster, Heat or Cold ? Explain.

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

Can you write down eight eights so that they add up to one thousand?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

You know three triplets: Frank John and Wayne (need to return your money). Frank always tells the truth while John and Wayne always lie. You meet one of them on the road and can ask him a three-word question.
Which question, will you ask?

A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?