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mestny [16]
2 years ago
14

Roberto's science grade is calculated using a weighted average. Quizzes are worth 25%, homework is worth 10%, unit tests are wor

th 30%, and labs are worth 35%.
Roberto earned an average of 94% on his quizzes, 99% on his homework, 92% on his unit tests, and 94% on his labs.


What is Roberto's final science grade?


93.3%

93.9%

94.8%

95.3%
Mathematics
1 answer:
Vitek1552 [10]2 years ago
7 0

Answer: the answer is 93.9

I hope this helps

Step-by-step explanation:

i know it its on k12

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Which rectangular prism has the greatest volume?
Artyom0805 [142]

Answer:

you would get your answer by timesing all the numbers together, that it gives you.

Step-by-step explanation:

If my math is correct it would be the second one.


8 0
3 years ago
Read 2 more answers
What the vaule of x in the equation 3x-4y=65, when y =4
lana [24]

Answer: x=27


Step-by-step explanation:

3x-4(4)=65

3x-16=65

3x=65+16

3x=81

3x/3=81/3

X=27



7 0
3 years ago
You are researching the price of MP3 players. You found an average price of $58.80. One MP3 player costs $56 and another costs $
Butoxors [25]

The price of third MP3 player is $58.40

Step-by-step explanation:

Given,

Cost of one MP3 palyer = $56

Cost of another MP3 player = $62

Average price of MP3 player = $58.80

Let,

Cost of third MP3 player = x

Average = \frac{Sum\ of\ costs}{Number\ of\ items}

{58.80}=\frac{56+62+x}{3}

Multiplying both sides by 3

3*{58.80}=\frac{56+62+x}{3}*3\\176.40=118+x\\176.40-118=x\\58.40=x\\x=58.40

The price of third MP3 player is $58.40

Keywords: average, division

Learn more about division at:

  • brainly.com/question/8907574
  • brainly.com/question/8790374

#LearnwithBrainly

8 0
3 years ago
Give me the ans of this plss​
svet-max [94.6K]

Step-by-step explanation:

1. 9

2. 105

3. 8

4.0

Mark me branliest

7 0
3 years ago
If 13 - 3z= 15z +4, z = ?
jasenka [17]

Answer:

z = 1/2 or 0.5

Step-by-step explanation:

13 - 3z = 15z + 4

   +3z    +3z

  13 = 18z + 4

  -4            -4  

      9 = 18z

      z = 9/18

      z = 1/2 or 0.5

3 0
3 years ago
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