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

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

What word is represented by this rebus?

What does this rebus mean?

O
N
C
E
TIME

What Adam and Eve do not have but the rest of the people have?

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

I was born in a small house and I live in it all alone. No windows and no doors have been assigned to my house. The only way I can go out is by breaking through the walls of my house.

Who am I?

John, Jack and Jill are in a desert. John doesn't like Jill and hence decides to murder him. He poisons the water supply of Jill. Since it is a desert area, Jill must drink or he will die of thirst.

Jack does not know of the actions of John and also decides to murder Jill. To succeed in his ill motives, he removes the water supply of Jill so he dies of thirst.

Jill dies due to thirst. Who murdered Jill?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?