How many pounds of a 4% solution of borax must be added to 24 pounds of a
12% solution of borax to obtain a 10% solution of borax?

Which of the choices shown could be used to prove that aacp=abcp ?

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

Which of the following is not a subset of {1,2,3}?