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Musya8 [376]
2 years ago
5

Ella purchased a game that was on sale for 12% off. The sales tax in her county is 6%. Let y represent the original price of the

game. Write an expression that can be used to determine the final cost of the game.
Mathematics
1 answer:
sdas [7]2 years ago
4 0
<span>Let y represent the original price of the game. Write an expression that can be used to determine the final cost of the game.

(1 - 0.12) y (1 + 0.06)</span>
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Suppose a normal distribution has a mean of 222 and a standard deviation of 16. What is the probability that a data value is bet
valentina_108 [34]
Mean of the distribution = u = 222
Standard Deviation = s = 16

We have to find the probability that a value lies between 190 and 230.

First we need to convert these data values to z score.

z= \frac{x-u}{s}

For x = 190, 
z= \frac{190-222}{16}=-2

For x = 230
z= \frac{230-222}{16}=0.5

So, we have to find the percentage of values lying between z score of -2 and 0.5

P( -2 < z < 0.5) = P(0.5) - P(-2)

From standard z table, we can find and use these values.

P(-2 < x < 0.5 ) = 0.6915 - 0.0228 = 0.6687

Thus, there is 0.6887 probability that the data value will lie between 190 and 230 for the given distribution. 

5 0
3 years ago
What is 7 divided by 588
omeli [17]

Answer:

84

Step-by-step explanation:

7 go's in to 58 8 time's bring the 8 down

you get 28 4 x 7 is 28 so it is 84

4 0
2 years ago
A- 13<br> B- 130<br> C- 43<br> D- 10
Mumz [18]

7x + 9 + 3x + 4 = 143

10x = 143 - 9 - 4

10x = 130

x = 13/10

x = 13  answer

4 0
3 years ago
Use the following function rule to find f(11).<br><br> f(x)=12|x+8| <br> f(11)=____
Vitek1552 [10]

Answer:

f(11) = 228

Step-by-step explanation:

7 0
1 year ago
What is the equation for the line of reflection?<br><br> x=3<br> y=3<br> y=x<br> x=6
kap26 [50]

Answer:

y=x

Step-by-step explanation:

If you draw the line y=x on the shown graph a and a' are the same distance away from the line. This is the same for all the other points and its prime.

4 0
3 years ago
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