Given that,
Last year record = 12
This year record = 15.
To find,
The percent increase of his Collection.
Solution,
The percent increase in his collection is given by :

So, the percent increase of his collection is 25%.
It’s 21 it technically just means your increasing the 15 by 50 percent
Answer:
C hdgkddjgxjvvnCbbcBcgsjgzjvzjvhfhfh
Answer:
569,186,434
Step-by-step explanation:
hope this helps
please give brainliest!!
Do you know the answer to this mate ?