Answer:
8%
Step-by-step explanation:
Divide 5.60 by 70 to find what percent of 70 it is:
5.60/70
= 0.08
So, this is 8% of 70
That means the sales tax rate was 8%
You need to give more info
13/4
To find the slope we use the equation
m= (y2-y1)/(x2-x1)
= (85-20)/(20-0)
= 65/20
= 13/4
Answer: 2061