The inverse property of multiplication
There's a 1/3 chance of being an elf.
There's also a 1/5 chance of have magic.
Since these 2 events are distinct from each other, the chances of being a magic elf is 1/15.
3.33 or 1/.3 is the answer
Answer: 19.
Step-by-step explanation:
9 -3 / 1/3 + 1
6 / 1/3 + 1
(6 * 3/1) + 1 also written as (6 * 3) + 1
18 + 1
= 19.