Almonds sell for 4.50$ per pound, and granola sells for 6.75$ per pound. terri bought some almonds and some granola. the total weight was 2.5 pounds and the cost was 15.75. how many pound of almonds and how many pounds of granola did terri buy?

Suppose that prices of a gallon of milk at various stores in one town have a mean of $3.71 with a standard deviation of $0.10. using chebyshev's theorem, what is the minimum percentage of stores that sell a gallon of milk for between $3.41 and $4.01? round your answer to one decimal place.