Chingnong

This page lists questions and answers that were posted by visitors named Chingnong.

Questions

The following questions were asked by visitors named Chingnong.

Devon travels 40 km to Edmonton by car, and then returns by bus. The average speed of the car is 20 km/h greater than the average speed of the bus. If Devon's total travel time is 54 min, what is the average speed of the bus?

Answers

The following answers were posted by visitors named Chingnong.

Help needed urgently. Please Help.

Do you know when the tutor will come to help? I have math final tomorrow and this is the only problem that I don't understand.

Oh, ok. Sorry about that. I am new to this site. Thank you for the information. But the only problem is I have been waiting for half an hour.