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Category: Algebra

In-a-hospital-unit-there-are-8-nurses-and-5-physicians-7-of-them-are-female-nurses-and-3-of-them-are-male-physicians-what-is-the-the-probability-of-selecting-a-staff-who-is-Nurse-or-Male-plzz-help-

Question Number 48553 by Cheyboy last updated on 25/Nov/18 Inahospitalunit,thereare8nursesand5physicians.7ofthemarefemalenursesand3ofthemaremalephysicians.whatisthetheprobabilityofselectingastaffwhoisNurseorMale?$$\mathrm{plzz}\:\mathrm{help} \

2-3-x-2-3-x-4-x-

Question Number 179529 by mathlove last updated on 30/Oct/22 (23)x+(2+3)x=4x=? Answered by mr W last updated on 30/Oct/22 $$\left(\mathrm{2}−\sqrt{\mathrm{3}}\right)\left(\mathrm{2}+\sqrt{\mathrm{3}}\right)=\mathrm{2}^{\mathrm{2}} −\left(\sqrt{\mathrm{3}}\right)^{\mathrm{2}} =\mathrm{4}−\mathrm{3}=\mathrm{1}…