The number of minutes a freight train takes to pass an intersection varies directly with the number of cars in the train. A 150- car train passes in 3 minutes. How long will a 210-car train take to pass?

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship