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Dvinal [7]
4 years ago
11

Sean missed 8 questions when he took his quiz for the first time. when he took it the second time he only missed 3 questions. By

what percent did the number of questions he missed decrease?
Mathematics
1 answer:
Ivanshal [37]4 years ago
8 0

Answer:

37.5

Step-by-step explanation:

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Solve for xxx. Your answer must be simplified. \dfrac x{-6}\geq-20 −6 x ​ ≥−20
Tems11 [23]

Answer:

x ≤ - 27

Step-by-step explanation:

\frac{x}{-9}\ge \:3\\\\\mathrm{Multiply\:both\:sides\:by\:-1\:\left(reverse\:the\:inequality\right)}\\\\\frac{x\left(-1\right)}{-9}\le \:3\left(-1\right)\\\\Simplify\\\\\frac{x}{9}\le \:-3\\\\\mathrm{Multiply\:both\:sides\:by\:}9\\\\\frac{9x}{9}\le \:9\left(-3\right)\\\\\mathrm{Simplify}\\\\x\le \:-27

7 0
3 years ago
a company is offering a job with a salary of $30,000 for the first year and a 5% raise each year after that. if the 5% raise con
Ber [7]
<span>First year is 30,000.
</span><span>Earn 5% raise every year.
</span>Growth factor is 1.05 this sounds a lot like a geometric ratio.

An = A1 × r^(n-1)Sn = A1 × (1 - r^n) / (1-r)<span>n = 40
A1 = 30,000
A40 = $30,000 * 1.05^39 = $201,142.53

S40 = A1 * (1 - 1.05^40) / (1-1.05) which becomes:
S40 = 30,000 * -6.039988712 / -.05 which becomes: 
</span>S40 = -181,199.6614 / -.05 which becomes:
S40 = $3,623,993.227

<span>The individual yearly calculations are shown below: </span>

8 0
4 years ago
A triangle has side lengths of 34in. 28in. and 42in. Is the triangle acute, right or obtuse?
Paul [167]
I believe the answer is acute. Hope this helps!!
5 0
3 years ago
Match the equations of the lines with their graphs.
xxMikexx [17]

Answer:

Step-by-step explanation:

1. y=2x-3

2. y=2x+3

3. y=-2x+3

4.  y=-2x-3

3 0
3 years ago
(04.03) The graph shows the amount of money paid when purchasing bags of candy at the 2008
alexandr1967 [171]

Answer: yw

y=4.03x+2008

6 0
3 years ago
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