Answer:
3/5
Step-by-step explanation:
1/2=2/4
2+1=3
1+4=5
3/5

is the logical or/disjunction symbol.

means "

or

". Disjunction is commutative, which means

is equivalent to

.
So if

represents

and

represents

, then

means

or

.
Your answer would be -22 = -18
To find volume, we will use the following equation: V=4/3piR^3
The correct answer should be 1436.76