Question

I need some help with this easy question!

Answer 1

8.
time times object=time taken

35 for wall
frame or door=21
the first equation has to be in terms of minutes
2nd has to be in terms of loads


first one is
35w+21d=595
2nd is
9w+13d=267
D is answer






9.
find intersection
at p=3 and w=12

D is answer

Answer 2

This answer is b and c hope this helps