A park volunteer plans to work on the park's stone walls for 1 hour every Monday, 1 hour every Wednesday, and on Fridays. The graph shows the number of hours he plans to work for a given number of weeks. The constant of proportionality of the line is .
The slope of the line is
How many hours will the volunteer work in 16 weeks?
The volunteer will work
hours. (Type a whole number.)

Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w