Two vehicles, each moving from a point in a straight line away from each other at an angle, are 150 feet apart after 6 second. both are moving at a constant rate, vehicle a at 50 feet per second and vehicle b at 40 feet per second. how far apart are they after 15 seconds

Quick translate "x is 12 units from 20" into an equation. what are the values of x being described? if you can answer any of my other questions that'd be great too

Jack lives on a farm and has a large backyard. the area of his rectangular backyard is of a square mile. if the width of the yard is of a mile, what fraction of a mile is the length of the rectangular backyard?

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.