Nope - it can be divided by 3.
7919
Yes.
Two.
It doesn't have two factors.
No, it is an even number and therefore can be at least divided by 2.
3, 5, and 7.
11/12 cannot be simplified - because 11 is a primenumber.
It's already in its simplest form - 67 is a primenumber.
18/29 cannot be simplified - because 29 is a primenumber !
I could bore you with a long mathematical explanation (ask if you want one), but to simplify things, 2 is a prime number.
It's already in its simplest form - since 43 is a primenumber.
ANSWER: $73.0816% off of $87= 16% discount applied to $87= $87 - (16% * $87)= $87 - (0.16 * $87)= $87 - 13.92= $73.08