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What is the probability she is from the 1st period if a precalculus student chosen at random happens to be a girl?
There are two precalculus sections at Roosevelt High School. There 12 girls and 8 boys in the 1st period, while there are 10 girls and 15 boys in the 3rd period. 

This question is part of precal ch 9 discrete math
Asked by Cshan, Last updated: May 25, 2020

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2 Answers

Mobtkt

Mobtkt

Answered May 08, 2019

This answer is wrong. It'dbe right if the question was for the probability of a boynot girl. The correct answer should be 22/45 for probability of the person being a girl.

 

John Smith

John Smith

Answered Mar 30, 2017

3/5
3/ 5
3 /5
3 / 5
 

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