A man 6.00 ft tall approaches a street light 18.0 ft above the ground at the rate of 7.00 ft/s. How fast is the end of the man's shadow moving when he is 15.0 ft from the base of the light? 18.0 ft 6.00 ft 7.00 ft/s . . . . . The end of the man's shadow is moving at a rate of ft/s. (Round to two decimal places as needed.)