Join IDNLearn.com to access a wealth of knowledge and get your questions answered by experts. Ask anything and receive comprehensive, well-informed responses from our dedicated team of experts.
Answer:
20%
Explanation:
from circle a, you add 10% for circle b. You do the same from circle b to circle c. If you add 10% each time, and you do this twice, you must add them together. 10+10 is 20
hope this helps