What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

If eleven plus two equals one, what does nine plus five equal?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

How can you take 2 from 5 and leave 4?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

During which month do people sleep the least?

If a wheel has 54 spokes, how many spaces are there between the spokes?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

Can you spot what's wrong with the following sentence?

PETER WAS ANGRY AT
HIMSELF BECAUSE HE
ACCIDENTALLY LEFT THE
THE KEYS TO HIS CAR
AT HIS FRIEND'S HOUSE.

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.