If the average grade of an English class rose from 70 to 85, what is the approximate percent increase?

The percent increase is approximately 14%
The percent increase is approximately 17%
The percent increase is approximately 21%
The percent increase is approximately 35%

Respuesta :

22nlin

Answer:

the third answer, 21%

Step-by-step explanation:

the change was 15% and the original was 70 so,

15/70

=.21  

.21*100=21%

Answer:

c

Step-by-step explanation: