John was piloting a plane behind a car but was never able to overtake it. Why?

Be active and find the killer in the picture Riddle below.

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

What does the below mathematical rebus mean?

What can you see in the middle of March and April that you can never see in any other month?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

The following four words might seem abrupt to you. But you can make them meaningful by just adding vowels.
RDSH
GGPLNT
TMT
NN

Hint: All of them are vegetables.

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?