Answer:
6 cubic units
Step-by-step explanation:
step 1
Find the total number of storage tubs
Multiply three tubs wide by two tubs tall
step 2
Find the total volume of storage
we know that
One storage tub is a unit cube
That means ----> The volume of one storage tub is one cubic unit
Multiply by 6 storage tubs
30 cupcakes
10+20 equal 30