help with math question
student A, Student B, and student c have been hired to help scientists develop a new flavor of juice. there are 4200 samples to test. Each sample either contains blueberry or does not. each student is asked to taste each sample and report whether or not they think it contains blueberry. Student A reports correctly on 90% of the samples containing blueberry and reports correctly on 88% of the samples that do not contain blueberry. Student B reports correctly on 98% of the samples containing blueberry and reports correctly on 86% of the samples that do not contain blueberry. Student C reports correctly on (2m)% of the samples containing blueberry and reports correctly on (4m)% of the samples that do not contain blueberry. Student B reports 315 more samples than student A. For some positive intergers m, the total number of samples that the three students report as containing blueberry is equal to a multple of 5 between 8000 and 9000. The sum of all such values of m is?
a) 45 b)36 c)24 d)27 e)29
