Answer: 60%
Step-by-step explanation:
45+30=75=100%
75/10=7.5=10%
7.5*6=45=60%
Answer:
y-intercept is the weight of the animal at birth (when x = 0)
Step-by-step explanation:

The slope (gradient) of the function is 3.86
The y-intercept of the function is 15
Therefore, the y-intercept is the weight of the animal at birth (when x = 0)