What the answer I don’t know it

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.

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

Why did the ice arena get so hot after the big game (this is math related google it to find the paper