How many words can a pen with half refill write?

A man dies of old age on his 25 birthday. How is this possible?

Can you solve the below geography rebus by decoding the below rebus ?

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

Whats the next number in the below number sequence pattern.

An octopus has 8 legs. A hippogriff has 6 legs and 2 pairs of wings. A sphinx has 6 legs and one pair of wings. Now we have all 3 kinds and a total of 18 insects in a cage. We have a total of 118 legs and 20 pairs of wings. How many insects do we have of each kind?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

What country can make you shiver?

What does an Island and the letter T have in common?