Plastomer, Inc. specializes in the manufacture of high$-$grade plastic film used to wrap food products. Film is rejected and scrapped for a variety of reasons $($e$.$g$.,$ opacity, high carbon content, incorrect thickness or gauge, scratches, and so on$).$ During the past month, management collected data on the types of rejects and the amount of scrap generated by each type. The results are given in the following table. Compute percent of total amount for each type of failure to complete the table. $($Enter your responses as percents rounded to one decimal place.$)$

$\backslash$table$[[,$Type of Failure,Amount of Scrap $($lbs$.),$Percent of Total Amount$],[1,$Air bubbles,$500,\%$