Aschool purchases boxes of candy bars each box contains 50 candy bars. each box costs $30.
how much does the school have to charge for each candy bar to make a profit of $10 per box?

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.

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )

Which point-slope form equation represents a line that passes through (3,-2) with a slope of -4/5