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zaharov [31]
3 years ago
13

I need help with 3 B please!

Mathematics
1 answer:
Lostsunrise [7]3 years ago
5 0

Answer

im sorry i tried to help it wouldnt load

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WILL GIVE BRAINLIEST ANSWER
Olegator [25]

PQ = 2 units

height = 4 units

 area = 2*4 = 8/2 = 4 square units

4 0
3 years ago
Read 2 more answers
How many solutions does the equation 5x +17 = 4(3x -1) have
skad [1K]
The correct answer for this will be a because you can times them together hope this helps
5 0
3 years ago
The nakagin capsule tower has 140 modules and is 14 stories high if the modules were divided evenly among the number of stories
ArbitrLikvidat [17]
To determine the number of modules that is in each story, we simply divide the number of modules by the number of stories. 
                           = 140 / 14
Simplifying,
                           = 10 modules / story
Therefore, by even distribution we note that there are 10 modules per story. 
8 0
3 years ago
The manager of a grocery store has selected a random sample of 100 customers. The average length of time it took these 100 custo
Tanya [424]

Answer:

b. remains unchanged

Step-by-step explanation:

Formula for standard error of mean is;

SE = σ/√n

From the above, we can see that the standard error of mean is independent of the confidence coefficient as it doesn't affect the SE.

Now, we are given that;

random sample; n = 100

Standard deviation; σ = 1

Thus;

SE = 1/√100

SE = 1/10

Now, even if the confidence coefficient is reduced, we can see that it has no impact on the standard error of mean.

Thus, SE remains unchanged.

7 0
3 years ago
- (For 10 points!)
katrin [286]

Answer:

The probability of picking 1 red candle followed by another red candle is 16.66%.

Step-by-step explanation:

Since Alfred draws candles randomly from a pack containing 4 colored candles of the same shape and size, and there are 2 red candles, 1 green candle, and 1 blue candle, and he draws 1 candle and then draws another candle without replacing the first one, to find the probability of picking 1 red candle followed by another red candle, the following calculation must be performed:

2/4 x 1/3 = X

0.5 x 0.333 = X

0.16666 = X

Therefore, the probability of picking 1 red candle followed by another red candle is 16.66%.

7 0
3 years ago
Read 2 more answers
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