Answer:
The required number is 3.36.
Step-by-step explanation:
To find : 3.36 percent of 18 is 18 percent of what number?
Solution :
Let the required number be 'x',
According to question,
3.36 percent of 18 is 18 percent of x,
i.e. 



So, 3.36 percent of 18 is 18 percent of 3.36,
Therefore, The required number is 3.36.