Ahmad started to run on a treadmill after setting its timer for 54 minutes. The display says that he has finished 69% of his run. How many minutes have gone by? Round your answer to the nearest tenth.

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?