The answer is 0.38
It can also be 19/50
I hope this helps
Given :
Nathan smiled at 50 people one day and recorded that 36 people smiled back at him.
To Find :
How many people should Nathan expect to return a smile if he smiles at 650 people over a period of time.
Solution :
Ratio of people smiled by total number of people is :
![R = \dfrac{36}{50}](https://tex.z-dn.net/?f=R%20%3D%20%5Cdfrac%7B36%7D%7B50%7D)
Now, it is given that we have to use the given conditions.
Therefore, ratio will be same :
![\dfrac{s}{650}=\dfrac{36}{50}\\\\s = \dfrac{36}{50}\times 650\\\\s = 468](https://tex.z-dn.net/?f=%5Cdfrac%7Bs%7D%7B650%7D%3D%5Cdfrac%7B36%7D%7B50%7D%5C%5C%5C%5Cs%20%3D%20%5Cdfrac%7B36%7D%7B50%7D%5Ctimes%20650%5C%5C%5C%5Cs%20%3D%20468)
Therefore, number of smiles Nathan expect to return is 468.
Step-by-step explanation:
Use the vertical line test to determine whether or not a graph represents a function. If a vertical line is moved across the graph and, at any time, touches the graph at only one point, then the graph is a function. If the vertical line touches the graph at more than one point, then the graph is not a function.
my only advice
Step-by-step explanation:
Angle:2x+30+3x=180
Angle:2x+b+2b=180( Being in straight line)
Angle:30+3x+a=180
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