A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 4 years ago
this is rather very simple algebra question.
#1) sam drives 20 miles at the rate of 60mph and then reduced the speed to 40mps at bumpy road for another 8 miles drive. What is the average speed of the entire driving?
anonymous
 4 years ago
this is rather very simple algebra question. #1) sam drives 20 miles at the rate of 60mph and then reduced the speed to 40mps at bumpy road for another 8 miles drive. What is the average speed of the entire driving?

This Question is Open

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0First calculate the total time taken for the entire diving. Total time taken = 20/60 + 8/40 = 8/15 hours

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Now, average speed = distance travelled / time taken =28/(8/15) =52.5mph

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Thank you so much!! I have got mixed up with something else here and went circling around. thanks for the help!1
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.