You can't really determine the amount of computers from this question, they're obviously not going to have one computer for everyone so half third, or even a fourth of the school population
3543.72 cm^2.
Hopefully it helped ya
Answer:
B.) There were 15 more questions on the test than the last test.
Step-by-step explanation:
If we know that 30% of the time is used after 9 minutes we can write this mathematically as:

By solving for x we can determine the total time allowed to play games and so:

The total time allowed to play games is 30 minutes. Since 9 minutes have lapsed 30-9=21 minutes left to play.
Answer:
I think it is A
Step-by-step explanation:
just trying to help