Olga needs 100g of 18% salt solution. how much water and how much salt should she mix?

Find the sum of the following series. round to the nearest hundredth if necessary.

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.

Explain how you can show five less than a number using algebraic expression