Answer:
It takes Michael 1 hour, 14 minutes and 7 seconds to seal the driveway close
Step-by-step explanation:
Hi
Leon do the work in 17 hours that means the rate of his work is
, so he do
of the work in two hours, therefore Michael do the other
of the work, thus Michael rate will be
.
So it takes Michael
to complete the work, or 

Answer:
A.) The first graph
Step-by-step explanation:
18/20=K/110
20K= 110*18
20K= 1980
K= 99
9.5 feet,to find that you must find out how many times longer the shadow of the pole is than the pole, and to do that you must divide 95 by 50, in which you get 1.9. And then to find the length of the shadow the man casts you must multiply his height by 1.9.