What does the below image rebus riddle means ?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

What do you see in the image below

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

I have a big mouth and I am also quite loud! I am NOT a gossip but I do get involved with everyone's dirty business.

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Using eight eights and addition only, can you make 1000?

Find the smallest sentence with all the English alphabet.

Decode the movie name from the below picture?