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kotegsom [21]
3 years ago
9

Choose the two equal expressions

Mathematics
2 answers:
Mama L [17]3 years ago
7 0
It’s A and D

Have a great day
Delvig [45]3 years ago
4 0
I think D and E? cuz 15 x 6 is 90
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A recent poll of 500 employees from a company of 1,300 employees was conducted to see how many of them believe the minimum wage
rosijanka [135]

500

0.87

2.9

It’s right I got it wrong two times and the program told me those were the right answers

5 0
3 years ago
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Erick paid a $75 registration fee to join the gym. He pays $15 each month.
liraira [26]

Answer:

$150

Step-by-step explanation:

Erick has to pay $15 per month so for 5 months he will have to pay $75 because 15 times 5 is 75. So $75 for registration fee + $75 for 5 months to use the gym give us $150

7 0
3 years ago
80. If the value of X and Y in the fraction XZN are both tripled, how does the value of the fraction change? Increases by half?
anygoal [31]

Answer:

Remains the same

Step-by-step explanation:

Given

\frac{XZ}{Y}

Required

What happens when the X and Y are tripled;

Initial\ Fraction = \frac{XZ}{Y}

When both X and Y are tripled, the new fraction is represented below:

New\ Fraction = \frac{3XZ}{3Y}

When the numerator and denominator are divided by their common factor (3), the new fraction becomes

New\ Fraction = \frac{3XZ/3}{3Y/3}

New\ Fraction = \frac{XZ}{Y}

Compare the new fraction with the initial fraction; one would notice that they have the same value;

Hence, the fraction remains the same

6 0
3 years ago
Last year, a beauty magazine had a total of 2,650 subscribers. This year, after its parent company made some changes, it had 3,2
lilavasa [31]

Answer:

22%

Step-by-step explanation:

Divide 2,650 by 100:

2,650/100=26.5

Then divide 3233 by the dividend:

122=122%

Now you can see that there is a 22% percent increase over 100%, theefore making our answer 22%.

Have a great day, and mark me brainliest if I am most helpful!

5 0
3 years ago
Using the dot plots provided, what is the mean absolute deviation of the height of basketball players, rounded to the nearest te
Kazeer [188]

Answer:

MAD= \frac{1}{14} 27.286 = 1.949 \approx 2.0

Step-by-step explanation:

Previous concepts

The mean absolute deviation or MAD "is the average of the absolute deviations or the positive difference of the given data and that certain value (generally central values)". And is given by this formula:

MAD= \frac{1}{n} \sum_{i=1}^n |x_i -\bar X|

Solution to the problem

Assuming the info from the picture. So then the data is this one:

66,69,70,70,71,72,72,72,73,73,74,75,75,75

So the first step is find the mean for the dataset with the following formula:

\bar X = \frac{\sum_{i=1}^n X_i}{n}

And if we replace the values we got:

\bar X = \frac{66+69+70+70+71+72+72+72+73+73+74+75+75+75
}{14}=71.929

And now we need to subtract for each value the mean like this:

Data      X_i -\bar X

66               5.929

69               2.929

70               1.929

70               1.929

71                0.929

72               0.0714

72               0.0714

72               0.0714

73               1.0714

73               1.0714

74               2.0714

75               3.0714

75               3.0714

75               3.0714

Now we need to add the deviations and divide by the the number of data values and we got:

MAD= \frac{1}{14} 27.286 = 1.949 \approx 2.0

5 0
4 years ago
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