Solution:

17

Explanation:
Let us say that the smallest of the square is of 1 unit side.
We have 6 such squares. Now moving up, if we see the squares with side 2 units, we have 8 of them. Similarly we have 2 squares with side 3 units and 1 square with side 4 units.

6 + 8 + 2 + 1 = 17 squares.

Solution:

split personality

Solution:

Two people.

The question mentions that a couple went to see a wildlife sanctuary. There is no mention that the rest of the people went along.

Solution:

68

Explanation:
(9 * 7) + 5 = 68

Solution:

NEELAM.

Explanation:
Just read the car's number upside down and you will know why.

Solution:

Britney speaks truth on only Thursday.

Solution:

Yes. All three of them are the best. Laughter is the best medicine, living well is the best revenge and a good offense is the best defense.

Solution:

Scent, Cent and Sent.

Solution:

50%

Explanation:
The probability will be 50% only as it always was. The next flip of coin is not dependent on what the results were in the previous flips.

Solution:

Turning 30