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Anestetic [448]
3 years ago
13

paula earned a 56% on her science test if she got 14 problems correct then how many questions were on the test

Mathematics
2 answers:
Likurg_2 [28]3 years ago
5 0
To find the original amount, you do the amount she got correct divided by (1 minus the percentage). 

Let P = amount of problems on the test. 

P = 14 / (1 - 0.56) 
= 14/ 0.44
≈ 31.818 repeating. 

You can have part of a question (in this math, that is. Partial credit IRL exists) so we round to the nearest whole question, 32. 

The test had 32 questions. 
sweet-ann [11.9K]3 years ago
3 0
56% = 14 questions

1% = 14 ÷ 56 = 0.25 questions

100% = 0.25 x 100 = 25 questions

Answer: 25 questions.
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