Answer:
I think the answer would be the 9 pack.
Step-by-step explanation:
Think, if you divide each of the packs by their price the 9 pack is cheaper for one roll.
10% of 4200 is 420
2% of 4200 is 84
420+84 is 504
4200-504=3696
Hope this helps
Given:
The given value is
.
To find:
The multiplicative inverse of
.
Solution:
We know that
is the multiplicative interval of
if
.
Let
be the multiplicative inverse of the given value
. Then,

Divide both sides by
.


Therefore, the multiplicative inverse of
is
. Hence the correct option is A.