adeyeyeo
adeyeyeo adeyeyeo
  • 10-11-2016
  • Mathematics
contestada

Erica scored 40 points on a test. This was 80% of the total possible score. Find the total possible score. (PLEASE SHOW THE STEPS!!!)

Respuesta :

charstar
charstar charstar
  • 10-11-2016
40=80%
divide both sides by 4 and you have:
10=20%
There are 5 20s in 100 so you multiply both sides by 5 so it is:
50=100%

Hope this helps :)
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