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dimulka [17.4K]
4 years ago
15

Help me for 1????????

Mathematics
2 answers:
Vadim26 [7]4 years ago
6 0
To find the mean/data of a set of numbers, add all of the numbers together then divide by the number of numbers there are. 

85+93+80+89+92+93+94+91+79 = 796
796/9 = 88.4444444 which can be rounded down to 88.4

The answer is 88.4. 

Hopefully this helps! If you have any more questions or don't understand, feel free to DM me, and I'll get back to you ASAP! :)
kvasek [131]4 years ago
5 0
The average score for the entire year is 88.44444, so by rounding down the answer is 88%
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cupoosta [38]

Answer:

82cm

Step-by-step explanation:

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The XYZ stock company registered a profit of $10 per share the first quarter, a loss of $15 the second, a loss of $20 the third,
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4 years ago
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Answer:

a) x=0, x=1

b)x=0, x=4/3

Step-by-step explanation:

I didnt use the graph, just used algebra. For part a, you can find the answers using the graph by looking at the value of x when y = whatever value they give.

A)

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For the product of two things to equal zero, one of them has to be zero. For example, if ab=0, then either a or b (or both) are zero.

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