Translate the following phrase to a mathematical expression and then evaluate the expression for n = 5.

the quotient of twenty and a number
n ÷ 20; 4
20 ÷ n; 4
20n; 100
20 - n = 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.

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20