Answer: B is reasonable
Step-by-step explanation: In 4 hours, you hike 10 miles. Divide 10 miles by 4 hours to get miles per hour, which is what you want to solve for in this problem. 10 divided by 4 is 2.5, which means you can hike 1 mile in 2.5 hours.
Answer:
ok
Step-by-step explanation:
Answer:
positive
Step-by-step explanation:
Answer:
2/7
Step-by-step explanation:
Answer:
x=71
Step-by-step explanation:
38+x+x=180
x+x=142
2x=142
x=71