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murzikaleks [220]
2 years ago
13

The mean price of a new laptop computer from Store #1 is $799.99, and they only sell two brands of computers. The mean price of

a new laptop from another store is $679.99, and Store #2 sells 4 brands. What is the weighted mean average of a new laptop computer?
Select one:

a. $703.99

b. $719.99

c. $739.99

d. $759.99
Mathematics
1 answer:
Sati [7]2 years ago
6 0
<span>                                                     value
Weighted mean average = ---------------------------
                                              number of brands


value = mean price of computers from Store #1 * number of brands from store #1 + mean price of computers from store #2 * number of brands from store #2

value =  $799.99 * 2 +  $679.99 * 4 = $4,319.94

number of brands = 2 + 4 = 6

weighted average = $4,319.94 / 6 = $ 719.99

Answer: option b. $719.99
</span>
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Answer:

The y-intercept of the line would be (C) 8

Step-by-step explanation:

The slope of the line with the equation y = -3x - 5 is -3. When figuring out a slope perpendicular to another line you would use the negative reciprocal of the slope which would lead to the slope of the line to be 1/3.

We know it passes through the point (-3,7), substituting x and y, we would then get our new equation, (7) = \frac{1}{3}( -3) + b.

Solve the equation by multiplying -3 with 1/3 and the product would be -1. Add negative one on both sides and you would get 8 = b.

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3 years ago
4m≥m+9&gt;-9+4m<br> Please answer urgent
Vsevolod [243]
Next time, please include the instructions.

This inequality could be broken into two parts:

4m\geq m + 9   AND   m + 9 > -9 + 4m

Focus first on the inequality m + 9 > -9 + 4m.  subtract m from both sides, obtaining:

9 > -9 + 3m.  Next, add 9 to both sides, obtaining:  18>3m, or m<6

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3 years ago
Sarah draws a square that has a side that measures 35.2 mm. What is the perimeter of the square?
max2010maxim [7]

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What is a the positive solution of x^2 - 36 =5x​
Minchanka [31]

Answer:

<h2>x = 9</h2>

Step-by-step explanation:

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3 years ago
Hiroshi found that 3/5 of his class prefers vanilla ice cream, 26% prefers chocolate ice cream, and 0.14 prefers strawberry ice
andre [41]

Answer:

The kind of ice cream the least number of students prefer is Strawberry ice cream.

Step-by-step explanation:

We convert all given values to decimal

Hiroshi found that:

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b) For Chocolate ice cream

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The kind of ice cream the least number of students prefer is Strawberry ice cream.

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3 years ago
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