I need help solving these problems please!!

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay

Apolice office claims that the proportion of people wearing seat belts is less than 65%. to test this claim, a random sample of 200 drivers is taken and its determined that 126 people are wearing seat belts. the following is the setup for this hypothesis test: h0: p=0.65 ha: p< 0.65 find the p-value for this hypothesis test for a proportion and round your answer to 3 decimal places.