pinkfany43 pinkfany43

20-01-2016
Mathematics

contestada

Write a proportion to find how many points a student needs to score on the test to get the given score? Test worth 50 points ; test score of 40%.

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Billymkhoi Billymkhoi

20-01-2016

We have a proportion: ?/50= 40/100

Cross multiply:
100*?= 40*50
⇒ ?= 40*50/100= 20

The student needs to score 20 points~

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