Solution:

1 Hour.

Suppose he takes the first tablet at 12:00 pm. Then the second will be consumed by him at 12:15, third at 12:30, fourth at 12:45 and fifth at 1:00.

Solution:

It is simple. You kill the two animals with two bullets i.e. tiger and leopard and then make a run in the Jaguar (a car brand).

Solution:

If you look at the answer figure, you will see four 1x1 squares and one 4x4 square. Nobody asked you to make five 1x1 squares. Most of the people get stuck at that.

Solution:

The deaf beggar as the sister of the person who died.

Solution:

Well, this is possible. They were playing as a team in doubles match against other team.

Solution:

AMAN

Explanation:
The numbers actually corresponds to the months of the year.

4 - April
5 - May
8 - August
11 - November

Now when you combine the initials of these months, you will get the killer's name i.e. AMAN

Solution:

No one can take out any money from the taxi meter because it simply does not contain any money. It just has a timer installed that is used to decide the fare as per the distance covered.

Solution:

There is only one way to do it. The old man must ask one of his son to divide the land in two parts and then ask the other one to pick up any land he want from the two. In this way, the first son will try to be fair and the second one won't mind as he will get to choose one first.

Solution:

The image that we have attached here is self-explanatory. You just have to move four matches and you can obtain this figure.

Solution:

Since you can't identify which tablets are meant for which purpose, what you can do is take half of each tablet. In this manner, you will be able to get 1 of each tablet no matter what.