The centre of the third figure is empty. What digit should fit inside?

What is more useful when it is broken?

I cannot talk, but I always reply when spoken to. What am I?

Identify the next two numbers in this series.

101, 112, 131, 415, 161, 718, ???, ???

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

What can you hold in your right hand, but never in your left hand?

A couple went on a climbing trip. But only the husband returned from the vacation and said that his wife slipped off while climbing and died. On investigating, the local sheriff arrested him saying, 'Your travel agent called. You murdered your wife.'

The man did not inform anyone about the trip. Then how was the agent so sure that it was a murder?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

In a certain bank, a man deposits a certain amount. According to the bank policies, the amount will be doubled up in a year but as the service charge, they will also deduct Rs. 65 by the end of every year.

If after the 6th year, the amount becomes 0, what do you think is the original amount he deposited in the bank?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?