Hey wyd theking2006 is ya girl

Ineed on 32 and 34! show work! correct gets brainliest! 50 points

The contents of 3838 cans of coke have a mean of x¯¯¯=12.15x¯=12.15. assume the contents of cans of coke have a normal distribution with standard deviation of σ=0.12.σ=0.12. find the value of the test statistic zz for the claim that the population mean is μ=12.μ=12.

What is the solution of sqrt x+2-15=-3