The top of Mt. McWatson is 3240 meters above sea level. Tomkentown is located at the bottom of Lala Valley (620 metres below sea level). If Bob hikes from Tomkentown to the top of Mt. McWatson, what is his total change in elevation?

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?