In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Using the clues below, what four numbers am I thinking of?

The sum of all the numbers is 31.
One number is odd.
The highest number minus the lowest number is 7.
If you subtract the middle two numbers, it equals two.
There are no duplicate numbers.

Can you write down eight eights so that they add up to one thousand?

John drives to his office at 20km/hr. After reaching the office, he realizes that today is a holiday. He went back at an average speed of 30km/hr. Discounting the time spent in the stoppage what was the average speed of his journey?

What can you catch but never throw?

The answer I give is yes, but what I mean is no. What was the question?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

Four children having five rocks each were playing a game in which they had to throw the rock at a particular solid area in the water. Child 1- Succeeded in throwing three rocks at a solid area but one of the rocks sunk. Child 3 - His aim was so bad that all rocks got sunk. Child 4- He was awesome and none of the rocks got sunk. Child 2 - Was the winner but was struck by a rock in the head and died. Who killed Child 2?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'