Solution:

If you take a look closely, you will acknowledge the fact that every symbol in the given figure is somehow associated with the surrounding one’s position. The upside-down spade is used to the left of a right-side-up heart every time.

Solution:

Old password : altered

New Password : distinct

Solution:

Four

As the window was closed it is obvious that the six candles that were not extinguished were lit till they melted away entirely. Thus only four candles that were extinguished remain at the end.

Solution:

I + IX = X

The equation read from the other side becomes X = XI + I which is false.

Solution:

Can be found on the pic below.

Solution:

You better switch!

Your first choice has a 1/3 chance of having the car, and that does not change.<br>The other two doors HAD a combined chance of 2/3, but now a Goat has ben revealed behind one, all the 2/3 chance is with the other door.

Solution:

2003.

Explanation:
Its a series of prime numbes.

Solution:

The husband had booked two tickets for departure and only one for the return. The travel agent told this information to the police and they immediately came to know that he had planned the murder right from the beginning.

Solution:

'five'

Its the count of alphabet

Solution:

Solution can be verified from the picture below.

Solution:

There are 3 fruits (1 grapes, 1 apples, and 1 oranges).