Can you place three balls such that the equation shown in the picture holds true?

Two friends decide to get together; so they start riding bikes towards each other. They plan to meet halfway. Each is riding at 6 MPH. They live 36 miles apart. One of them has a pet carrier pigeon and it starts flying the instant the friends start traveling. The pigeon flies back and forth at 18 MPH between the 2 friends until the friends meet.

How many miles does the pigeon travel?

What is the fastest way to double your money?

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

What does it mean?

There is something which is always coming but never arrives?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

Three people are in a room. Ronni looks at the Nile. The Nile looks at Senthil. Ronni is married but Senthil is not married. At any point, is a married person looking at an unmarried person? Yes, No or Cannot be determined.

What is the riddle which can be asked all day with a different correct answer each time.