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Svetlanka [38]
2 years ago
12

On Heiki's trip, the ratio of distance traveled to time is 112 km to 3 h.

Mathematics
1 answer:
allsm [11]2 years ago
6 0
336

112x = 336

112
x3
=336

37.3
x3
= 112

37.3
x9
=336
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The population of lengths of aluminum-coated steel sheets is normally distributed with a mean of 30.0 inches and a standard devi
alexira [117]

Answer: 0.8490

Step-by-step explanation:

Given :  The population of lengths of aluminum-coated steel sheets is normally distributed with a mean of 30.0 inches and a standard deviation of 0.9 inches.

i.e. \mu=30 and \sigma=0.9

Let x denotes the lengths of aluminum-coated steel sheets.

Required Formula : z=\dfrac{x-\mu}{\dfrac{\sigma}{\sqrt{n}}}

For n= 36 , the probability that the average length of a sheet is between 29.82 and 30.27 inches long will be :-

P(29.82

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3 0
3 years ago
The product of 5 and a number is at least 20
Natasha_Volkova [10]

this is the best thing i could find for you, good luck with your question,

5x is greater than or equal to -25

The product of 5 and a number is at least –25

we convert the given statement into inequality

product means multiplication

Let x be the unknown number

product of 5 and a number is 5x

5x is at least -25

For word at most we use <=

for word at least we use >=

So the expression becomes 5x <= -25

6 0
2 years ago
Christine has a rectangular poster. The poster is 1.5 meters long and 1.2 meters wide. What is the area of the poster in square
Setler79 [48]
Answer: 180cm^2

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Hope that helped :)
7 0
2 years ago
PLEASE HELP!! NO LINKS!! GIVING 20 POINTS AWAY!!
shutvik [7]

Answer:

m\angle N = 32\degree

m\widehat {NQ}=106\degree

Step-by-step explanation:

By inscribed angle theorem:

m\angle N = \frac{1}{2} \times m\widehat {MP}

m\angle N = \frac{1}{2} \times 64\degree

m\angle N = 32\degree

Again by inscribed angle theorem:

m\angle P= \frac{1}{2} \times m\widehat {NQ}

53\degree = \frac{1}{2} \times m\widehat {NQ}

2\times 53\degree = m\widehat {NQ}

m\widehat {NQ}=106\degree

5 0
2 years ago
Express this as a difference: 7+3<br> Plz explain If you do you will get brainlyes
likoan [24]
10 because if you 3 with 7 I will make 10




Did I blow your mind so hit that heart button
8 0
2 years ago
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