The function f(x) varies inversely with x and f(x) = 2 when x = 16. What is f(x) when x = 4?
1. 40
2. 128
3. 72
4. 8

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9