Mathematics, 16.09.2019 05:30 aliciatorrescollins
It takes 6hrs longer to cross a channel in a ferryboat when one engine of the boat is usd alone than when a second engine is used alone. using both engines , the ferryboat can make the crossing in 4hrs .how long would it take each engine , working alone ,to power the ferryboat across the channel
Answers: 1
Mathematics, 21.06.2019 12:30, rakanmadi87
2men and 7 boys can do a piece of working 4 days. it is done by 4 men and 4 boys in 3 days how long would it take for 1man or one boy to do it alone
Answers: 3
It takes 6hrs longer to cross a channel in a ferryboat when one engine of the boat is usd alone than...
Mathematics, 12.08.2020 06:01
Mathematics, 12.08.2020 06:01