answer : am/b
Step-by-step explanation:
the rate of copying packets = a/b
each packet (a) contains *m* pages
total number of pages in all books together is =a×m
so the rate of copying of pages = a×m/b
Refer to the diagram shown below.
Define two positions on each line as A (x₁, y₁) and B(x₂, y₂).
Then the slope is

Horizontal line:
Define A (0, 1) and B (1,1).
The slope is

Vertical line:
Define A( (1,0) and B(1,1).
The slope is

(undefined)
Answer:
D: 5 1/2
Step-by-step explanation:
1 1/2 + 4 = 5 1/2