Nathan usually drinks 37 ounces of water per day. He read that he should drink 57 ounces of water per day. If he starts drinking 57 ounces, what is the percent increase? Round to the nearest percent.

Solve the system of equations. y= 2x y= x^2 - 15

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.

As a self-employed seamstress, you know that it takes 7 yards of material to make 3 jackets. you bought 15 yards of material to make 7 jackets. did you buy enough material? if not, how much were you over or under?