Mathematics, 22.06.2019 20:30 jaliyahrobinson1
1) the student council conducts a fundraising project for needy families. the school board agrees to give an additional amount equal to 70% of what is raised. the chamber of commerce agrees to give an additional amount equal to 60% of what is raised. here's the catch! the board will pay 70% of the total from the project and from the chamber of commerce. the chamber will pay 60% of the total from the project and from the school board. the project makes $2000. how much will the school board give, and how much will the chamber of commerce give? 2) the marching band and the pep squad do a combined routine in which they divide into 5-member and 3-member groups, as shown below. if the hand has a total of 100 members and the pep squad has a total of 80 members, how many of each kind of group can be formed so that no one is left over? groups for equation # 2b p b p b p p b
Answers: 3
Mathematics, 21.06.2019 17:30
The ksp expression for the system pbcl2(s) pb+2(aq) + 2 cl-(aq) is: [pbc12][pb+2][2cl-] [pb+2][cl-]2 [pb+2][2cl-]2 [pbcl2][pb+2][cl-]2 [pb+2][2cl-]2[pbcl2]
Answers: 1
Mathematics, 22.06.2019 03:50
The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?
Answers: 2
1) the student council conducts a fundraising project for needy families. the school board agrees to...
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