Answer:
900
Step-by-step explanation:
To get your answer, you can just multiply 20 seconds by 3 to get 60 seconds, which is a minute.
Since whatever you do on one side you have to do to the other, multiply 300 mi by 3 as well. That would get you 900.
For this case we must resolve the following inequality:

Adding 7 to both sides of the inequality:

Different signs are subtracted and the major sign is placed.

Thus, the solution is given by all the values of "x" less than -5.
The solution set is: (-∞, - 5)
Answer:

See attached image
Answer:
16 questions right = 80%
So Peter missed 4 questions.
Hope this helps.
:-)
Answer:
3520 yards
Step-by-step explanation:
1 mile in 1 hour.
In 2 hours he will cover 2×1= 2 miles
1 mile = 1760 yards
2 miles = 3520 yards