jel10 jel10
  • 10-03-2016
  • Mathematics
contestada

you earned a 90% on a science test yoy answer 18 questions correctly how many questions were on the test

Respuesta :

SarcasticSeagull
SarcasticSeagull SarcasticSeagull
  • 10-03-2016
x= entire test
if
18=.9x
then divide both sides by .9
18/ .9
and x = 20
20 questions total on the test
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