A local blood center needs donors and has advertised on the college campus. Faculty, staff, and students all donated during the drive. Many also volunteered to help set up, hanc out materials, and clean up at the end of the event. There were a total of 500 people surveyed about their involvement that day. Two hundred twenty-one of them gave blood. One hundred fifty-six helped with setting up and cleaning up, as well as handing out materials. If eighty-five people both helped and donated, find out how many people neither donate nor helped. There were respondents who neither donated nor helped. (Type a whole number.) CHI

A local blood center needs donors and has advertised on the college campus. Faculty, staff, and students all donated during the drive. Many also volunteered to help set up, hanc out materials, and clean up at the end of the event. There were a total of 500 people surveyed about their involvement that day. Two hundred twenty-one of them gave blood. One hundred fifty-six helped with setting up and cleaning up, as well as handing out materials. If eighty-five people both helped and donated, find out how many people neither donate nor helped. There were respondents who neither donated nor helped. (Type a whole number.) CHI

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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