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Mathematics 23 Online
OpenStudy (anonymous):

The National Association for Women in Science asked recent high school grads if they had taken certain science classes. Of those surveyed, 75 said they had taken physics, 121 said they had taken chemistry and 11 said they had taken both. Fifteen said they had taken neither. How many recent high school grads were surveyed? Show your work please on how you get this solved and thank you

OpenStudy (anonymous):

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