It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

Replace The Question Mark Below With the Correct Number.

2 {38} 3
4 {1524} 5
6 {3548} 7
8 {????} 9

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

What four weights can be used to balance from 1 to 30 pounds?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

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?

How many triangles can you count in the figure given?

1. How can we put an elephant in the refrigerator?
2. How can we put a Giraffe in a refrigerator?
3. The king of the jungle invites all the animals to a party everyone comes except for one animal, which animal?
4. You come to a crocodile-infested lake, you can't go around it, you can't co under it and you can't go over it, how do you get across?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.