in a 9-km walk-a-thon, Marina walked at an average speed of 6 kph for the first 3 km and at an average speed of 4 kph for the remaining distance.
how long did it take her to complete the entire walk-a-thon?
what was her average speed?
Arthur travelled the first 2 hours of his trip at 70 kph and the last 3 hours of his trip at 80 kph.
what is the distance covered for Arthur's entire trip?
what is his average speed of travel for his entire trip?
Answers
Answered by
1
1) 8
2) 5km HR
3 34 HR
4) 80 km
5) 75
Mark as brainlist ans
Similar questions