A fizzy water manufacturer advertises that its bottles hold 12 oz. of liquid. They want to estimate how many of their bottle hold less than that amount. They randomly select 60 filled bottles off the assembling line and find that 4 of them hold less than 12 oz. of liquid. Find the 5% confidence level margin of error for the sample proportion. Use x=1.960. Round your answer to the nearest tenth of a percent.

Cameron made 1 loaf of bread. his family ate 4/6 of the loaf of bread. how much of the loaf of bread remains? /

Ihave trouble finding the nth term of a linear sequence

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?