How do you go from 98 to 720 using just one letter?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

A woman named Maria was at the funeral of her mother. She met a nice young man that she had never seen before and after the service, they spent a bit of time together. Then she got busy and didn’t get his name or phone number before he left. She tried to find him, but no one knew who he was or how to contact him. A few weeks later, Maria’s older sister dies and the police suspect murder. Who killed the sister?

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?

What is so fragile that saying its name breaks it?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

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

Out of the nine cats that you can see in the picture, there are only two that are completely identical. Can you find them out?

The cream is heavier than Milk. True or False?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?