Answer:

Explanation:
You know that the students at Maple School wants to accumulate a total of $2,000 for the club trip; this total represents the 100%,
Since the amount of money the students earned selling candles was $452.
Knowing this, you can write the following proportion, where "x" is the percent the student's goal that has been reached:

Finally, you must solve for "x":

Therefore, 22.6% of their goal has been reached.