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

Why is the Hole below a Lock?

What four weights can be used to balance from 1 to 30 pounds?

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

We can be boring,Or interesting.
We can be long,Or short.
We can have pictures,Or just words.
Many love us,But many also hate us.
What are we?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

Which part of London exists in France as well ?

Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees.

If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?

What does this rebus riddle means ?