Forming Absolute Value equations

Q. One of the rules in a public speaking contest requires contestants to speak for as close to 5 minutes (300 seconds) as possible. Contestants lose 3 points for each second they speak either over or under 5 minutes. Which expression below can be used to determine the number of points a contestant loses if she speaks for x seconds?

1. $3|x+300|$
2. $\frac{3}{5}|x+300|$
3. $3|x-300|$
4. $5|x-300|$

Q. The number of hours Amaal spends in his game room is proportional to the number of hours he spends playing Call of Destiny IV: Modern Battlefield. If he plays Call of Destiny IV of $6$ hours, he will spend $8$ hours in his game room. How many hours will Amaal spend in his game room if he plays Call of Destiny IV for only $3$ hours?

1. $4$
2. $3$
3. $5$
4. $8$