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lorasvet [3.4K]
2 years ago
7

HELPPP FOR BRAINLEST!!!

Mathematics
2 answers:
Alina [70]2 years ago
8 0

Answer:

3/17

Step-by-step explanation:

the number of club members who read about 1 hour per week AND prefer paperback books is 3

Put that over the total amount of club members in the sample which is 17

so 3/17 and that doesn't simplify :)

polet [3.4K]2 years ago
5 0

Answer:

3/17

Step-by-step explanation:

Add together all the readers, and then as the numerator of the fraction put the number of Paperback Books and the 1 hour per week. The fraction is three seventeenths.

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Javier rode his bike for a total of 40 minutes. The number of minutes he rode after lunch is 4 times the number of minutes he ro
Greeley [361]

Javier rode his bike for a total of 40 minutes.

Let x be the minutes Javier ride after lunch

Let y be the minutes Javier ride before  lunch

The number of minutes he rode after lunch is 4 times the number of minutes he rode before lunch

x = 4 y

The number of minutes he rode after lunch + number of minutes he rode before lunch = 40

x + y = 40

We know x= 4y

4y + y = 40

5y = 40

y = 8

x= 4y so x= 4(8) = 32

Javier ride  32 minutes after lunch

7 0
3 years ago
What is the gcf of 12x^4+18x^2
kari74 [83]
12x^4+18x^2

= 3x^2 (4x^2+6)

Thus, the greatest common factor is 3x^2
4 0
3 years ago
Can someone please help me
agasfer [191]

Answer:

See below

Step-by-step explanation:

If |x| < |y|   and both are negative the x will be  to the right of y on the number line.  The point x is loser to the zero on the number line. We can illustrate this by supposing x = -3 and y = -6.

|x| = 3 and |y| = 6  and 3 < 6  but -3 on the number line is higher ( to the right) of -6 and closer to the zero.


|-8 1/3| = 8 1/3

|7  2/3|  = 7 2/3

The absolute values of 8 1/3 > than absolute value of 7 2/3.  The point 7 2/3 is closer to the zero on a number line.

The absolute value of F is greater than absolute value of E so E is closer to the zero line than F.


6 0
3 years ago
When the outliers are removed, how does the mean change?
vivado [14]
Q1 = (19 + 20)2 = 19.5
Q2 = 26
Q3 = (32 + 33)/2 = 32.5
IQR = 32.5 - 19.5 = 13
13 * 1.5 = 19.5

outliers are : 19.5 - 19.5 = 0...anything below 0
                     32.5 + 19.5 = 52...anything above 52

there are no outliers <====
3 0
3 years ago
Read 2 more answers
A water park had 9081 visitors in June. The ratio of adult to children was 4 : 5. An adult ticket costs $10 and a child's ticket
melomori [17]

Answer:

Yes, the manager is correct

Step-by-step explanation:

In order to know this, we need to determine the total sale of the park in June and July for both adults and children.

In the month of june we have the following:

Visitors: 9081

Ratio A:C = 4:5

Adult ticket: 10$

Child ticket: 8$

So, if the ratio is 4:5, we can say that in 9 visitors, we have 4 adults and 5 child, therefore we can determine how many adults went in june:

If  4 adults --------> 9 people

Then  X adults ---------> 9081 people

Solving for X:

X = 9081 * 4 / 9 = 4036 adults

This means that the number of child is:

C = 9081 - 4036 = 5045 childs

The total sales of the park in June would be:

T = (4036 * 10) + (5045 * 8) = 80,720$

This is the sale for the month of June. Let's apply the same procedure to the month of July, and then, we'll compare the sales and the percentage.

In the month of july we have the following:

Visitors: 7000

Ratio A:C = 2:5

Adult ticket: 15$

Child ticket: 11$

So, if the ratio is 2:5, we can say that in 7 visitors:

If  2 adults --------> 7 people

Then  X adults ---------> 7000 people

Solving for X:

X = 7000 * 2 / 7 = 2000 adults

This means that the number of child is:

C = 7000 - 2000 = 5000 childs

The total sales of the park in June would be:

T = (2000 * 15) + (5000 * 11) = 85,000$

As we can see, the month of July was better, now, let's calculate the percentage of increase:

% = 85,000 - 80,720 / 85,000

% = 0.05035 * 100

<h2>% = 5.035%</h2>

Hence, we can conclude that the manager was right and it was a increase of more than 5% (But just for a pinch).

Hope this helps

8 0
3 years ago
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