On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 37 questions correc
t. What was the percent of increase?
1 answer:
Answer:
The percent of increase is 32.43%.
Step-by-step explanation:
Take the difference of his new score and the old score.
37-25 = 12
To find the percent change, take that difference and divide it by the new score. Then multiply that answer by 100%.
12/37 = .3243
.3243 x 100% = 32.43%
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600x0.25 = 150 seats left vacant.
Answer: 17/2 = 8.5
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In interval notation it should be [6, ∞)
16 - x = 4
16 - 12 = 4
x = 12
