Pick out numbers/characters from cell

Hello,
I am wanting to pull information from a list like below. What i want is in one cell if it says 4/3lb i want it to say 12..(3*4) lbs. But in another cell i want to find the size example "lb" from the same cell..PLEASE help!!
thank you in advance

48 CT CASE
10/48/CASE
.88 OZ BUNCH
1# EACH
7 LB CASE
300/BOX
1/5lb
5 LB CASE
CASE
11 LB CASE
4/3lb
6/3#bag/cs
CASE
8 LB CASE
20 LB CASE
8 LB CASE
96 3 oz CASE
CASE
CASE
4/1 GAL CASE
CASE
CASE
CASE
88 CT CASE
CASE
6/#10/CASE
CASE
88 CT CASE
100 CT CASE
113 CT CASE
88 CT CASE
2 5 LB CASE
6/#10 Cans/Case
6/#10 CAN PER CASE