28/a + 6 =
Plss I need help

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Solve |2x - 5| = 4 if anyone could , that would be great

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.