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pickupchik [31]
3 years ago
7

6 calculators cost $160 what is the rate and the unit rate

Mathematics
1 answer:
BigorU [14]3 years ago
6 0

Answer:

\dfrac{\$160}{6~calculators}

\dfrac{\$26.67}{calculator}

Step-by-step explanation:

The rate for the 6 calculators is

\dfrac{\$160}{6~calculators}

To find the unit rate, divide 160 by 6.

The unit rate is

\dfrac{\$26.67}{calculator}

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Answer:

A. 3.0 m/s

Step-by-step explanation:

Based on the graph,

velocity = Area of the graph

v =  \frac{y1 - y2}{x1 - x2}

(y : position and x : time)

Let y1 = 2m and y2 = 14m,

t1 = 0s and t2 = 4s

v = (14 - 2)m/(4-0)s

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6 0
3 years ago
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VashaNatasha [74]

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0.007

Step-by-step explanation:

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3 years ago
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2 years ago
the average starting salary for this year's graduates at a large university (lu) is $55,000 with a standard deviation of $6,000.
alexira [117]

0.84% of the graduates will receive the tax break

Problems of normally distributed samples can be solved using the z-score formula.

In a set with mean  and standard deviation , the z-score of a measure X is given by:

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Z-scores are used to measure how far a measure is from the mean. We find the p-value associated with this Z-score by looking at the z-score table after finding the Z-score. The p-value represents the probability that the measure is smaller than X, which is the percentile of X. The probability of the measure being greater than X is calculated by subtracting 1 from the pvalue.

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This is the pvalue of Z when X = $39,600. So

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0.84% of the graduates will receive the tax break.

To learn more about similar tax break:

brainly.com/question/15563518

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7 0
1 year ago
The graph of a system of equations with the same slope and the same y-intercepts will have no solutions.
Rasek [7]
If 2 equations have the same y-intercept, they are overlapping, which means they have infinite solutions. So there is no way that 2 equations with the same y-intercept will have no solution. Thus your answer is: C)Never. 
4 0
3 years ago
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