Answer :
15 people = 9 lbs pasta
1 people = 9/15 lbs. pasta
So, for 76 people = 9/15 * 76 = 45.6 lbs pasta
9/15 = x/76......9 lbs to 15 ppl = x lbs to 76 ppl
cross multiply because this is a proportion
(15)(x) = (9)(76)
15x = 684
x = 684/15
x = 45.6.....u should bring 45.6 lbs of pasta salad for 76 people
cross multiply because this is a proportion
(15)(x) = (9)(76)
15x = 684
x = 684/15
x = 45.6.....u should bring 45.6 lbs of pasta salad for 76 people