567 round to the nearest ten

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.

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4