What is the simplified form of the radical expression?
_/20ab3
Assume all variables are positive.
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Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.