Solution: We are given:
Predicted Sales by Sameera 
Actual Sales by Sameera 
Now to find the Percent error, we have to use the below formula:



Therefore, the percent error is
Answer:
18
Step-by-step explanation:
243÷13=18remainder9
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Answer: Q#1:0.26
Step-by-step explanation: just round it up
Answer:
Step-by-step explanation:
Slope of perpendicular lines = -1
y = 5/2x + 3

-1 ÷ 
= 
(-3 , -5)
Equation of the required line: y - y₁ = m(x -x₁)
y - [5] = ![\frac{-2}{5}(x - [-3])\\](https://tex.z-dn.net/?f=%5Cfrac%7B-2%7D%7B5%7D%28x%20-%20%5B-3%5D%29%5C%5C)
