Nathaniel mowed 18 lawns in 3 hours. What was his rate of mowing in hours per lawn?

Guys i really need or i have to stay late up night

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

In the triangles, bc =de and ac fe.if the mzc is greater than the mze, then ab isdfelth