There are 3 1/2 packages of pencils. One package weighs 1 1/4 pounds how much do all of the containers weigh

Question

3 1/2 packages of pencils and one full pack weighs 1 1/4 lbs then how much does all packages weigh

Answer 1

1 1/4 = 5/4

3 1/2 = 7/2

(5/4)(7/2) = 35/8 = 4 3/8 pounds