Answer:
£1 : £0.43
Step-by-step explanation:
So to make the ratio, you need the amount of money spent on advertising and the money spent on its website
Website money = £0.43
Advertising money = £1
£1 : £0.43
I can't see the whole problem
Answer:
1)
2) 
3)
4)
Step-by-step explanation:
The slope formula of the line that pass across two points P1(x1,y1) and P2(x2,y2) is:

You can use this formula to solve all the four points:
1)

2)

3)

4)
