Can you find out which number multiplied by itself will give the output as 12345678987654321?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

A man plots the murder of his wife. His plan is full proof. Nobody saw them leaving their house. He stabbed her with a knife while driving. She died on the spot. He threw her body in a valley. He threw the knife carefully wiping his finger prints on a random garbage bin. Then he went back to his home and no one was watching him this time as well.

After an hour, he was called by the local police department who informed him that his wife was murdered. They asked him to reach the scene of crime immediately. But as soon as he arrived at the crime scene, he was arrested by them.

How did the police know that he himself is the murderer?

What does below Rebus mean ?

esgg sgeg gegs gsge

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.

The Judge knows that Alamgir was killed by his girlfriend Jasline, but the judge is unsure whether to punish her. Why?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

You throw me out when you want to use me and you take me in when you don't want to use me.

Who Am I?

The two towns are exactly 100 km apart. John leaves City A driving at 30 km/hr and Jacob leaves City B half an hour later driving at 60 km/hr. Who will be closer to City A when they meet?