Supposed you have been given the task of engineering this product knowing that in your state the cost of electricity is 18 cents per kilowatt hour and the device would run for approximately 8 hours at a time how much power would the device use if you were given a $5000 budget

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.