Max is making trail mix. He combines 2/5 pound of dried fruit and 1/3 pound of mixed nuts. He adds sunflower seeds to make a total of 1 pound. What is the weight of the seeds?

Answer 1

1 - 2/5 - 1/3

=1 -6/15 - 5/15

= 1 - 11/15

= 15/15 - 11/15 = 4/15 pound of seeds