The sales tax for a certain state can be found by multiplying the purchase price by 1/10 . What is the sales tax on an item that is $25.60? Express your answer as a decimal.

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.

Me find the answer and explain the process to find the answer of the problem appreciate it : )

Mathematician needed for homework plz 20 points