In the situation, simple interest is calculated yearly. how much interest was earned? drag and drop the answer into the box. (words go with picture)

You need to divide 8000 by 100 and you get 80. Multiply 80 by 12 you will get 960. Multiply 8000 by 4 and you will get 3200. Multiply 960 by 4 and you get 3840. Subtract 3840 from 8000 and you get 28200. So you final answer should be $3,840.

Your maths is very weak try yourself this would improve your skills don't depend on others