Why is a river so rich ?

John was gifted a new Hayabusa. He drove x miles at 55mph. Then he drove x+20 miles at 40mps. He drove his bike for 100 minutes. How much distance did he travel?

Imagine you are in a room with no windows or doors. How will you get out?

In the following series, a set of numbers is progressing with a particular pattern. Can you deduce that pattern and find the missing set?

(2 + 6), (21 + 6), (58 + 6), (119 + 6), ___

How many times do a clock's hands overlap in a day ?

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

When it's bad luck to meet a black cat?

O_er_t_o_

Complete the missing letters of the given word.

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?