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IgorC [24]
3 years ago
7

The average of three numbers is four. If a fourth number is added, what

Mathematics
1 answer:
Naily [24]3 years ago
6 0

Answer:

Step-by-step explanation:

Sum of four numbers =4x5=20

Sum of three numbers =3x4=12

So fourth number =20-12=8

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-6p - 20 = -2p +4(1 - 3p)
kirza4 [7]

Answer:

p = 3

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7 0
3 years ago
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The difference of a number times 2 and 3 equals 8.
laiz [17]
I think the answer is 2 but I'm not sure
8 0
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Changes in Mean
egoroff_w [7]
It decreases by 0.5
The original mean was 5.5
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8 0
4 years ago
Consider the functions. F(x)=(x+1)2-4 and g(x)=-4|x+1| which statement compares the range of the functions?
Andreyy89

Answer:

<h2>        The fourth</h2>

Step-by-step explanation:

Vertex of f is (-1, -4) so its range is limited to y≥-4

|x+1| is always ≥0 therefore -|x+1| is always ≤0 {4 is insignificant to this - slope doesn't mean in range} so its range is limited to y≤0

3 0
4 years ago
A bookseller bought 20 pencils at Rs 4.50 each and sold them at Rs 5.75 each. What i total profit? ​
WITCHER [35]
<h3>Answer:    Rs  25</h3>

Explanation:

Each pencil has a profit of Rs 1.25 since \text{revenue} - \text{cost} = 5.75 - 4.50 = 1.25

Multiply that result with 20 to get the final answer shown above in bold.

7 0
1 year ago
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