Espanol Two trains leave stations 418 miles apart at the same time and travel toward each other. One train travels at 90 miles per hour while the other travels at 100
miles per hour. How long will it take for the two trains to meet?
Do not do any rounding.

What is the smallest integer n such that n\sqrt{2} is greater than 20

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.

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33