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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1/2(x+6)=2x
1/2x + 3 = 2x
x + 6 = 4x
3x = 6
x = 2
5-2x+7x-h
5-2(2)+7(2) = h
h = 5 - 4 + 14
h = 1 + 14
h = 15
Answer:
144
Step-by-step explanation:
12x12=144-1=143+1=144
Hope this helps!
Answer:
Number 3
A= -6
B= the third one
4. for this one, just do -1, 0, 1, 2, 3, 4
Mai ran 4,200 meters or 4.2 kilometers in 30 minutes.
That would be 180 / 1 1/8
= 180 / 9/8
= 180 * 8/9
= 20 * 8
= 160 boxes Answer
