The train station runs trains every 30 minutes. find the probability that a passenger who arrives at a random time will not have to wait more than 20 minutes. a. 1/3 b. 1/2 c. 2/3 d. 25/30

If the dimensions of a rectangular prism are 5 ft x 3.5 ft x 2 ſt, what is the surface area?

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.

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?