Answer:
74%
Step-by-step explanation:
butterfly multiply to find that they are equivalent 37/50 74/100
Multiply both the numerator and denominator by 2 so that you will have a number over 100. After doing this you will have 74/100 which is 74%
This is not a good model because the residual plot becomes thicker at the end
The answer is I believe b=70
hope this helps you mate