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

What brings you down but never up?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

Two brothers were watching a horror film on video late one night. One brother dozed off and dreamed that he was being chased by the crazy man from the movie, who was trying to kill him. In the dream, he hid in a cupboard. There was no sound except his heart pounding, and he had no idea where his crazed captor was. He was terrified! At that moment, the video finished, and his brother put his hand on the shoulder of his sleeping sibling to wake him. The shock at that tense moment was enough that the sleeping brother suffered a massive heart attack and died instantly. True or false?

What has 13 hearts but no other organs?

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

The cream is heavier than Milk. True or False?

What can you catch but never throw?