Please answer

A container holds 123 packages. Some of the packages weigh 1/2 pound each and the rest weigh 13 pound each If the total contents of the container weigh 49 pounds, how many are there of eachy type of package? [There are D NE lb packages There are E 1131b packages Note. i found that! had to use the fractions in the equation to get the correct answer. Using a decnmal for 113 turned out to be not accurate enough to get the correct