There are two routes similar in terrain; however, one route has an incline of approximately 28 degrees, and you must decide on which route to take. What is the maximum road grade that your fully loaded ECV can climb?

You notice a very one-dimensional-thinking snail crawling along one rail of a railroad track. naturally, you remove it to a safer place. but before you do, you observe it as it moves from position xi = -92.9 cm to position xf = -64.9 cm along the rail, as measured from a point where one rail abuts the next. what is the snail\'s displacement δx in centimeters?

Could someone . i have tried to solve myself but my calculation is off

What are two different ways you could find the value of a? explain these methods.