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Y_Kistochka [10]
3 years ago
12

Mary had a chance to select a number from 1 to 20 randomly. What is the probability that the number is divisible by 3?

Mathematics
2 answers:
qwelly [4]3 years ago
5 0

Answer:

6/20 = 3/10

Step-by-step explanation:

There are 6 numbers divisible by 3 between 1-20

Being: 3 6 9 12 15 18

With that information, we know that there are 6 numbers out of 20 that are possible to meet the criteria, hence, the chances of Mary getting a number divisible by 3 is 6/20, or 3/10 simplified.

Vlada [557]3 years ago
3 0

The answer is 9 because it is divisible by 3

Step-by-step explanation:

9/3=3

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stiv31 [10]

Answer:

See answer below

Step-by-step explanation:

the ratio of pv against nrt is called compressibility Z and measures the deviation from an ideal gas behaviour . When Z is plotted against pressure for CH₄ for 0°C and 200°C the curves will differ because there are

- negative deviations ( Z decreases) due to intermolecular forces

- positive deviations (Z increases ) due to molecular size of gas particles

then

- at 0°C the negative deviations prevail  respect to positive deviations at lower pressures ( so Z drops below the horizontal line first ) and then Z increases when pressure increases since the effect of positive deviation is higher ( then Z increases)

- Nevertheless, at 200°C the effect of intermolecular forces is lower and thus the positive deviations always prevail ( thus you observe only Z increasing(

3 0
4 years ago
What is the end behavior of h (x) = StartFraction negative 5 x Superscript 4 Baseline + 13 x Over x cubed EndFraction As x appro
baherus [9]

Answer:

d on edge 2020

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Twenty-five students were asked to rate—on a scale of 0 to 10—how important it is to reduce pollution. A rating of 0 means “not
jeka94

Considering the dot plot, we have that only 7 of the 25 measures are ratings of at most 6, that is, 6 is less than both the mean and the median of the distribution, hence it is not a good description of the center of this data set.

<h3>What is a dot plot?</h3>

A dot plot is a graph shows the number of times each measure appears in the data-set.

From the plot given in this exercise, it is found that only 7 of the 25 measures are ratings of at most 6, that is, 6 is less than both the mean and the median of the distribution, hence it is not a good description of the center of this data set.

More can be learned about dot plots at brainly.com/question/24912483

7 0
2 years ago
Which of the following is most likely the next step in the series?
REY [17]

Answer:

D

Step-by-step explanation:

blue and next line

7 0
3 years ago
Verdadero o falso: Q (números racionales) ∩ I (números irracionales) = Ø. Porque?
ozzi

Answer:

I think true but can u translate to english so I could understand

7 0
3 years ago
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