Help plz i dont know the answer

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 the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)

With both problems. a.s.a.p directions on photo ^