Suppose we want to pick two numbers from 1 to 100 randomly . what is the probability that the sum of the two picked numers is divisible by 5

Answers

Answer 1

Answer:

1/5 or 0.2

Step-by-step explanation:

Probability calculates the likelihood of an event occurring. The likelihood of the event occurring lies between 0 and 1. It is zero if the event does not occur and 1 if the event occurs.

For example, the probability that it would rain on Friday is between o and 1. If it rains, a value of one ids attached to the event. If it doesn't a value of zero is attached to the event.

Numbers that would be divisible by 5 are multiples of 5

they include = 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100

there are 20 numbers

Probability the two numbers would be divisible by 5 = 20/100

To transform to the simplest form. divide both the numerator and the denominator by 20

1/5


Related Questions

help me guys...:(
prove that 0!=1

Answers

Answer:

0 + 1=0

hope this helps

have a good day :)

Step-by-step explanation:

Set up an equation and solve for unknown variable.
“The difference of 2 and a number is equal to the sum of 5 and that same number”

Answers

Answer:

x = 3/2 or 1.5

Step-by-step explanation:

Let the unknown number be x.

Translating the word problem into an algebraic expression, we have;

2 - x = 5 + x

Rearranging the equation, we have;

x + x = 5 - 2

2x = 3

x = 3/2

x = 1.5

Elijah has

1/2

bag of candy. A bag of candy weighs

5 pounds. How many pounds of candy does Elijah have?

Answers

Answer:

2.5 pounds of candy

Step-by-step explanation:

5 / 2 = 2.5

In other words 5 divided by 2 is 2.5 pounds of candy

2.5 pounds dudeeeeeeeeeeeeeee

A plot of land is 5,824 square feet. It is divided into 4 equal sections.

Answers

Answer:

1456!!!!!!!!!!!!!!!

Step-by-step explanation:

5824 ÷ 4 = 1456

Answer: 1,456!

Step-by-step explanation: divide  5,824 ÷ 4 = 1456

Which statement is true..

Answers

Statement d is the only correct statement

Answer:

D

Step-by-step explanation:

count the rise over run of 2 real points

There are 12 paintings at an art show. Three of them are chosen randomly to
display in the gallery window. The order in which they are chosen does not
matter. How many ways are there to choose the paintings?

Answers

Answer:

220

Step-by-step explanation: a p e x

There are 220 ways to choose the paintings.

What is combination in mathematics?

"Combination  determines the number of possible arrangements in a collection of items where the order of the selection does not matter."

Formula for combination:

[tex]^{n}C_r=\frac{n!}{r!(n-r)!}[/tex]

For given example,

There are 12 paintings at an art show.

⇒ n = 12

Three of them are chosen randomly to display in the gallery window.

⇒ r = 3

So, using the formula for combination, the number of possible ways to choose the paintings would be,

[tex]\Rightarrow~ ^{n}C_r=\frac{n!}{r!(n-r)!}\\\\\Rightarrow~ ^{12}C_3=\frac{12!}{3!(12-3)!}\\\\\Rightarrow~ ^{12}C_3=\frac{12!}{3!\times 9!}\\\\\Rightarrow~^{12}C_3=220[/tex]

Therefore, there are 220 ways to choose the paintings.

Learn more about combination here:

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500 - 20x ≥ 200 I need help

Answers

Answer:

x [tex]\leq[/tex] 15

Step-by-step explanation:

the expression x + 16 divided by 2 is an example of an _____ please help :(

Answers

Answer:

rational number.................

A restaurant owner wanted to know how often the customers in her restaurant eat out. Which sample will give her the most reliable results?


A. first 50 customers that come into the restaurant on Monday


B. every 10th customer that comes into the restaurant on a weekend


C. 50 male customers arriving at different times 2 days in a row


D. 100 customers arriving at different times, on different days during the week

Answers

Answer:

d should be correct, I hope this helps!

Step-by-step explanation:

:D

Answer:

c

Step-by-step explanation:

Co...
1.2 m
2.5 m
3.5 m
The front of a house needs to be painted black. The garage door is 1.5 m high and 2 m wide.
A) How many square meters of black paint will be needed to paint the house not including the
garage door?
Show your work

Answers

Answer:

16

Step-by-step explanation:

Multiplecation by the length width, and the height, then divide and its 16.

Need answer ASAP

Keiko and Eric each randomly surveyed people with cell phones. They recorded peoples’ ages (a years) and how many texts they send per day on average (t texts). For their respective data, they each drew a line of best-fit and determined its equation. They then compared equations and made inferences based only on the equations they calculated.

Answers

Answer:

subject?

Step-by-step explanation:

The inferences given can be concluded as (a) Agree, (b) Disagree, (c) Agree, (d) Disagree and (e) Disagree

What is an Equation?

An equation is the statement of two expressions located on two sides connected with an equal to sign. The two sides of an equation is usually called as left hand side and right hand side.

Given two equations made each by Keiko and Eric. They are,

Keiko : t = -1.63a + 92.14

Eric : t = -1.05a + 80.97

(a) As the value of a increases, the value of t decreases for both of the equations.

So the first statement is true.

(b) When a = 20 and 30, t = 59.54 and 43.24 in the equation of Keiko.

When a = 20 and 30, t = 59.97 and 49.47 in the equation of Eric.

On an average, Eric's equation gives more t.

So second statement is false.

(c) t = 92.14 and t = 80.97 when a = 0.

A person with 0 years old cannot end texts.

So y intercept does not have a relevant meaning.

So c is also true.

(d) -1.63 and -1.05 is the slope of the corresponding lines.

This means that for every 1 year increase in age, the number of text messages decreased by 1.63.

So this is false.

(e) Similarly, in case of Eric's equation, for very 1 year increase in age, the number of text messages decreased by 1.05.

This is also false.

Hence the inferences are either agreed or disagreed as explained.

Learn more about Equations here :

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Show that the sum of two irrational numbers can be rational ​

Answers

Answer:

Hint: We will have to know about the rational numbers and irrational numbers. ... So, the sum of the given two irrational numbers is equal to 6 which is a rational number in the form of p/q where p=6 and q=1 both are integers. Therefore, it is proved that the sum of the two given irrational numbers is a rational number.

Step-by-step explanation:

Hope it helps u

FOLLOW MY ACCOUNT PLS PLS

What's the answer for each to get 30 points!

Answers

Answer:  "greater than" for each of the 4 dropdown menus

======================================================

Explanation:

Divide each value in the table by 40

You should get:

Horse = 15/40 = 0.375Cow = 12/40 = 0.300Sheep = 14/40 = 0.350Pig = 19/40 = 0.475

Those decimal results are the experimental (ie empirical) probabilities. Theoretically, we should get 1/4 = 0.250 for each sticker type assuming each sticker is likely to be chosen. As you can see, each decimal value shown above is larger than the theoretical target of 0.250, so each answer is "greater than"

-----------

Here's another way to see why this is:

If we had 40 stickers total, and each animal has the same number of stickers, then we should have 40/4 = 10 stickers per animal type. But the table shows each frequency is above 10. So that must directly mean the empirical probability of picking any animal is greater than the theoretical probability.

yoyoyoyo I need some help, please!

Answers

Answer:

Y/X

Step-by-step explanation:

Answer:

x/y

Step-by-step explanation:

Cally wants to coat her driveway with a winter sealer. Her driveway is 18 feet long and shaped like a trapezoid. At the garage door, the driveway is 12 feet wide, then it widens to 20 feet at the street. How many square feet of sealer should Cally buy if she wants to apply two coats?

Answers

Answer:

Amount of Winter sealer for 2 coats[in square feet] = 576 square feet

Step-by-step explanation:

Given:

Length of drive way at garage door = 12 feet

Length of drive way at street = 20 feet

Length of total driveway = 18 feet

Find:

Amount of Winter sealer for 2 coats[in square feet]

Computation:

Amount of Winter sealer for 2 coats[in square feet] = 2[Area of trapezoid]

Amount of Winter sealer for 2 coats[in square feet] = 2[(1/2)(Sum of parallel side)(Height)]

Amount of Winter sealer for 2 coats[in square feet] = 2[(1/2)(12 + 20)(18)]

Amount of Winter sealer for 2 coats[in square feet] = 2[(1/2)(32)(18)]

Amount of Winter sealer for 2 coats[in square feet] = 32 x 18

Amount of Winter sealer for 2 coats[in square feet] = 576 square feet

Help pls also show work if needed! WILL GUVE BRAINLIST

Answers

Answer

14a - Yes

14b - No

14c - Yes

14d - No

To start planning the rooms' floor plans, you draw them each to scale on large sheets of paper. You are going to use the scale 1 foot: 2 inches. That is, 1 foot in real life will be represented by 2 inches on your paper. How many square inches of paper do you need for the bedroom? Enter just the number in the blank below.

Answers

Answer:

(/480/) is the answer I just took the test

Step-by-step explanation:

The number of square inches of papar we need for the bedroom is 480.

How are scale drawings formed?

For a particular scale drawing, it is already specified that all the measurements' some constant scaled version will be taken. For example, let the scale be K feet to s inches.

Then it means

[tex]\rm 1\: ft : \dfrac{s}{k}\: in.[/tex]

All feet measurements will then be multiplied by s/k to get the drawing's corresponding lengths.

For this case, the scale drawing is converting

1 foot (of real world) : 2 inches (on drawing paper).

Thus, 1 sq. ft area = 2^2 = 4 sq. inch area on paper. (we squared 2, since the square whose sides are 1 ft in real world, will haves sides of 2 inches in drawing, so a side of 2 inches sq. has 4 sq. inch area.)

The area of the floor is 120 sq. ft (some parts are missing in the question statement).

So, as 1 sq. ft : 4 sq. inches on paper,

thus, 120 sq. ft : 120 × 4 = 480 sq. inches area on paper.

Thus, to draw the whole bedroom (which is based on the floor), we need at least 480 sq. inches of paper.

Learn more about scale factors here :

https://brainly.com/question/8765466

HELLOOOOOOOOOOOOOOOOOOOOOO

Answers

sup?

how u doin

have a good day

a marrow plants 0.5 m long. every week it grows by 20%. a find the value of the common ratio. b calculate how long the plant is after 12 weeks. e comment on the predicted length of the marrow after one year.

Answers

Answer:

The common ratio is 1.2.

After 12 weeks the plant will be 4.46 meters long.

After one year the plant will be 6,552.32 meters long.

Step-by-step explanation:

Given that a marrow plants 0.5 m long and every week it grows by 20%, to find the value of the common ratio, calculate how long the plant is after 12 weeks and comment on the predicted length of the marrow after one year must be performed the following calculations:

0.50 x 1.2 ^ X = Y

Therefore, the common ratio is 1.2.

0.50 x 1.2 ^ 12 = Y

0.50 x 8.916 = Y

4.4580 = Y

Therefore, after 12 weeks the plant will be 4.46 meters long.

0.50 x 1.2 ^ 52 = Y

0.50 x 13,104.63 = Y

6,552.32 = Y

Therefore, after one year the plant will be 6,552.32 meters long.

pls help me with this ​

Answers

Answer:

I think your answer should be A.

Step-by-step explanation:

Plz mark brainliest

Answer:

it is C youre right!

Step-by-step explanation:

Solve the equation. 18 = m - 18​

Answers

Answer:

n = 36

Step-by-step explanation:

18 = n - 18

add 18 to both sides

36 = n

n = 36

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

Answer:

36

Step-by-step explanation:

18 + 18 = 36

36 - 18 = 18

Mark as Brainliest

Which value for x makes the sentence true?

Answers

Answer:

[tex] {\huge{\boxed{\underbrace{\pink{here \: is \: your \: solutio}}}}} \\ \\ {\huge{\boxed{\mathcal{\green{0.58x = 2.3316}}}}} \\ \\ {\huge{\boxed{\mathcal{\green{x = 2.3316 \div 0.58 }}}}} \\ \\ {\huge{\boxed{\mathcal{\green{x = 4.02}}}}} \\ \\ \huge\mathfrak\blue{ Hope \: it \: helps...}[/tex]

What is the volume of a triangular prism whose base has an area of 38.2mm and heigh of the prism meausers 14mm?

Answers

Answer:

534.8

Step-by-step explanation:

Volume= area × height

= 38.2×14

= 534.8

Hence the volumer is 534.8

Answer:

534.8 mm

Step-by-step explanation:

The volume of a triangular prism is given by the relation :

Volume = Base area * height

Base area = 38.2 mm

Height = 14 mm

Hence, the Volume of triangular prism is :

V = 38.2mm² * 14mm

Volume = 534.8 mm

pls help it would be appreciated ​

Answers

Given:

Point D is the midpoint of line segment CE.

To find:

The correct statement from the given options.

Solution:

It is given that the point D is the midpoint of line segment CE. It means point D bisects the line segment CE.

In other words, point D divides the line segment CE into two congruent or equal parts.

[tex]\overline{CD}\cong \overline{DE}[/tex]

Therefore, the correct option is C.

The dot plot shows the ages of students, in years, on a basketball team. Each dot represents 1 student. Find the mean (rounded to the nearest tenth) and the mode of the data.

Answers

Answer:

Mode = 15

Mean = 12.8

Step-by-step explanation:

Given the data :

As obtained form the dot plot :

X : 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 15, 15

The mean of the data:

Mean = ΣX / n

Mean = 179 / 13

Mean = 12.785 = 12.8 years

Mode = most frequently occurring value = 15

The following two way table describes students after school activities find the probability that a randomly selected student is in sports

Answers

Answer:

0.65

Step-by-step explanation:

There’s 65 students total in sports, so you divide that by 100 to get your answer

Answer:

0.65

Step-by-step explanation:

sophomore + junior + senior = total number of students that play sports

20 + 20 + 25 = 65

65 ÷ 100 = 0.65

0.65 rounded to the nearest hundred would still be 0.65

please help me i really need help please help me please i really need help please help me please

Answers

Answer:2.

Step-by-step explanation:

trust me on this one

find the solution of the simultaneous equation 4c-5d=21 6c+7d=-12​

Answers

Answer:

In the second part of the equation, there is a space between 21 and 6c, is there supposed to be a function there?

Step-by-step explanation:

Find the value of x that makes the equation true

Answers

Answer:

9

Step-by-step explanation:

12/9=1.33 repeating and 8/6=1.33 repeating

Hopes this helps:

Answer: x = 9

Have a great day.

Can someone please help me like fast??

Answers

answer:125.03
Explanation: The rounded side of the numeral expands to the width of the line causing-
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