Answer:
x is greater than or equal to 8.75 or 8 3/4
Step-by-step explanation:
So we first write the inequality 3 + 1.2c "is greater than or equal to sign" 13.5. Then we subtract 3, then divide both sides by 1.2 to isolate c. We get x "is greater than or equal to" 8.75.
Answer:
10
Step-by-step explanation:

Answer:
A
Step-by-step explanation:
because I remember this question in the quiz I had a while ago
Answer: 
Step-by-step explanation:
Given
Time is extended from 28 days to 76 days
The percentage increase is given by

Putting values

Thus, the percentage increase in time is 
To find the answer, divide 7.2 miles by 3 hrs, this would get you to answer B, 2.4 miles per hour