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sesenic [268]
2 years ago
12

72 people took a violin exam. Before the exam, 21 people predicted that they would pass, and the rest predicted they would fail.

Of the people who predicted they would pass, 17 actually did. In total, 33 people passed the violin exam. What fraction of those who thought that they would fail actually did fail? Give your answer in its simplest form. 72 people took a violin exam . Before the exam , 21 people predicted that they would pass , and the rest predicted they would fail . Of the people who predicted they would pass , 17 actually did . In total , 33 people passed the violin exam . What fraction of those who thought that they would fail actually did fail ? Give your answer in its simplest form .​
Mathematics
1 answer:
Paraphin [41]2 years ago
4 0

Answer:

2

Step-by-step explanation:

mum

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the student council has 36 membersthe ratio of girls to boys is 5 to 4 how many student council members are girls?
kap26 [50]
Ratio of girls : boys = 5 : 4

<u>Find total parts:</u>
Total parts = 5 + 4 = 9

<u>Find 1 part:</u>
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Which of the following is equivalent to 2x+3y=6
valentina_108 [34]

Answer:

A. y = -2/3x + 2

Step-by-step explanation:

Your is to isolate the y. The first thing you would do is subtract the 2x,

2x + 3y = 6

-2x        =

3y = -2x +6

then to isolate the ,y, you would next divide everything by 3, so that the ,y, stays by itself.

3y/3 = -2x/3 +6/3

Simplify,

y = -2/3x + 2

5 0
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