1 Answer
The calculation in such questions is as follows: distance (given in miles) divided by speed (miles/hour) equals time (hours), At first, the balloon travels 200 miles at 20 miles per hour: 200 miles / 20 miles per hour = 10 hours. Then, the balloon travels the same distance at 40 miles per hour: 200 miles / 40 miles per hour = 5 hours. 10 + 5 hours = 15 hours.
| 13 years ago. Rating: 1 | |
Top contributors in Uncategorized category
Unanswered Questions
AGA
Answers: 0
Views: 3
Rating: 0
winofficial58
Answers: 0
Views: 2
Rating: 0
winofficial58
Answers: 0
Views: 7
Rating: 0
winofficial58
Answers: 0
Views: 3
Rating: 0
789clubsuscom
Answers: 0
Views: 13
Rating: 0
100VIP – Sân chơi giàu có kết nối bet thủ với sự đẳng cấp
Answers: 0
Views: 9
Rating: 0
b52acuknet
Answers: 0
Views: 9
Rating: 0
HU88
> More questions...
Answers: 0
Views: 11
Rating: 0
lost on math
jenp