How many words can a pen with half refill write?

You see me once in June, twice in November, and not at all in May. What am I?

How many sides does a circle have?

Decode this picture on T-Shirt and tell what it says ?

O_er_t_o_

Complete the missing letters of the given word.

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

What has many teeth, but cannot bite?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?