What is the longest word in the dictionary?

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

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

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Why is the Hole below a Lock?

Two friends decide to get together; so they start riding bikes towards each other. They plan to meet halfway. Each is riding at 6 MPH. They live 36 miles apart. One of them has a pet carrier pigeon and it starts flying the instant the friends start traveling. The pigeon flies back and forth at 18 MPH between the 2 friends until the friends meet.

How many miles does the pigeon travel?

Forwards I am heavy, backward I am not. What am I?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

Rectify the following equality 101 - 102 = 1 by moving just one digit.