SOLUTION: In research poll, respondents were asked how old math textbooks should be best used. While 234 respondents answered that they should be used as doorstops, the remaining 623 gave ot

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Question 611120: In research poll, respondents were asked how old math textbooks should be best used. While 234 respondents answered that they should be used as doorstops, the remaining 623 gave other answers (birdcage lining, lanndfill, etc.). If one of the respondents is selected at random, What is the probability that the answered "doorstop"?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi, Re TY: Best to Post Inquiries separately. Thanks.

234 respondents answered... doorstops, 623..other. 

 857 total responses.

If one of the respondents is selected at random..

P(answered doorstop)= 234/857