Donnovan earned 99 points on his science project. If his grade was a 90%, how many points were possible?

PLEASE HELP!!!

PLEASSSSSSSSSSSSSSEEEEEE?

Respuesta :

Answer:

Total points were 110.

Step-by-step explanation:

90/100*x=99

9/10*x=99

=x=99*10/9

=x=11*10

=110