Answer:

Step-by-step explanation:
For this I would find two friendly points like (60,10) and (70,30). Now we will plug in for the slope-intercept formula
.
So...

Now we plug in and solve...

So the slope will be 2.
6loads cover 2/5 so you have to take 6÷2/5 and you get 15loads of gravel
Answer:
The list of prime number would probably start with 1 ( 2, 3, 5,7)
It is positive and increasing
6, 12, 18
..................