Dana's dance practice was over at 6: 15. she had practiced for 1 and a half hours. at what time did her practice begin

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.

The sum of two numbers is 86, and their difference is 20. find the two numbers

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package