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bekas [8.4K]
3 years ago
14

URGENT

Mathematics
2 answers:
matrenka [14]3 years ago
7 0
The mean is the average. You calculate it by adding all the numbers up in the data set and divide by how many numbers there are in the data set.

So:

\sf Mean=\dfrac{70+68+72+66+68+69+66+71+74+66}{10}\rightarrow\dfrac{690}{10}\rightarrow\boxed{\sf 69}
Sedaia [141]3 years ago
4 0

Answer:

The answer is 69. Hope this helps.

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A Computer was on sale for 2/3 of the original price. If the original price was $900, what was the sale price
bekas [8.4K]

Answer:

$600 is the sales price

Step-by-step explanation:

First, multiply the original price with the numerator

900 x 2 = 1800

Next, divide the number gotten by 3

1800/3 = 600

$600 is your answer

~

7 0
3 years ago
Read 2 more answers
How many six​-digit odd numbers are possible if the leftmost digit cannot be​ zero?
Cerrena [4.2K]
450,000 possible numbers
4 0
3 years ago
For which equation is x=0 NOT a solution?
Nimfa-mama [501]
B, is the only solution where x=0 isn’t the answer because 2.5x+3=x and if u subtract the 2.5x you get 3= -1.5x and if you divide 3 by -1.5 it won’t be x=0
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3 years ago
A new test is developed to test for a certain allergy, giving "positive" or "negative" results to indicate that a person does or
notsponge [240]

Answer:

  1. the first blank is 82, the second blank is 8,910. I got that third blank wrong and it should be 7.1 I think. and the last block is should not. to find the third box all you need to do is:
  2. 82+990=1,072 then divide 82 by 1,072 and round to the nearest tenth
5 0
3 years ago
3y-y+8-2=20<br> combine like terms and solve
Flauer [41]
3y - y + 8 - 2 = 20
3y - y = 2y
8 - 2 = 6
2y + 6 = 20
2y = 20 - 6
y = 10 - 3
the answer is: y = 7
4 0
3 years ago
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