Plz help it’s due today

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

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.

Write a similarity statement for the similar triangles. afgh ~ a