Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

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

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.

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

Can you find out the missing number in the grid?

Only one colour, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?

What word does this rebus represent?

meta meta
meta meta

What is the longest word in the dictionary?