rebeccaella rebeccaella

27-01-2017
Mathematics

contestada

You earned a 90% on a science test. You
answered 18 questions correctly. How many
questions were on the test?
(PLZ HELP ASAP!!!!)

Respuesta :

laneybelle823 laneybelle823

27-01-2017

20
hope this helps!!!!!!!!

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haileyywest haileyywest

27-01-2017

20 questions ( 18 x 100 divided by 20 is equal to 90%) (just took a bit of playing around on the calculator)

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