Answer:
30:80
Step-by-step explanation:
Because 300 divided by ten is 30 so 800 divided by ten is 80 :)
Answer:

Step-by-step explanation:
Remember that 
Then,

But
and 
Then

53280 miles. If you multiply the mps by seconds in a minute (60) then minutes (48) you can get this answer easily
Answer:
Y is greater than or equal to 1/2x + 20
Y is less than or equal to 2/3x + 80
X is greater than or equal to 1200
X is less than or equal to 1850
Step-by-step explanation:
trust