which number represents the probability of an event that is certain to occur?

Answers

Answer 1

Answer:

An event that is certain to happen has a probability of 1. An event that cannot possibly happen has a probability of zero. If there is a chance that an event will happen, then its probability is between zero and 1

Step-by-step explanation:


Related Questions

an agricultural engineer is designing a commercial fishery that will raise tilapia. The fishery will have a cylindrical aquaculture tanks with the dimensions of 10ft at the widest point and 4ft in height. What is the volume of the tank?

Answers

Given:

The diameter of a cylindrical aquaculture tank = 10 ft

Height = 4 ft

To find:

The volume of the tank.

Solution:

We have,

Height = 4 ft

Diameter = 10 ft

Radius is half of the diameter.

Radius = 5 ft

Volume of a cylinder is:

[tex]V=\pi r^2h[/tex]

Where, r is the radius and h is the height.

Putting [tex]r=5, h=4[/tex] in the above formula, we get

[tex]V=\pi (5)^2(4)[/tex]

[tex]V=\pi (25)(4)[/tex]

[tex]V=100\pi [/tex]

Therefore, the volume of the tank is [tex]100\pi [/tex] cubic ft. Its approximate value is 314.16 cubic feet.

Examine the system of equations.

−5x + 5y = 40
4x + 3y = 24

What is the solution?

Answers

answer

x=6,y=14

Step-by-step explanation:

make -5x+5x=40 as equation (1)

4x+3y=24...... (2)

Find equation (3) from (1)

-5x+5y=40

-5x/-5=(40-5y)-5

x= y-8............. (3)

Substitute (3) from (2)

4x+3y=24

4 (y-8)+3y=24

4y-32=24

4y=24+32

4y=56

y=14

find x from equation (3)

x=y-8

x=14-8

x=6

Work out size of Angle x

Answers

Answer:

106

Step-by-step explanation:

all 3 of the angles add up to 360

you already know one is 164 and one is a right angle so

164 + 90 = 254

360 - 254 = 106

Mark and his 3 friends agreed to join the School’s talent show. They then decided how to pick the song that they will sing for the show. They decide to roll a number cube. The person with the lowest number chooses the song. If Mark’s friends rolled a 6, 5 and 2. What is the probability that Mark will get to choose the song? Show your work

Answers

Answer:

1/6

Step-by-step explanation:

In order to get to choose the song Mark needs to roll a 1 since a 2 is the smallest number already rolled.

Probability of rolling a 1 is:

P(1) = 1/6

What is the value of x?


Enter your answer in the box.

x =

Answers

Answer:

x = 4

I just took the test!

This is correct!!

Plsss help I don’t have time!!!!!

Answers

Answer:

D) y=5x+20

Step-by-step explanation:

What is GC? A.9 B.12 C.13 D.14

Answers

Answer:

D

Step-by-step explanation:

For the median GC, the distance from the vertex to the centroid G is twice as long as the distance from the centroid to the midpoint, that is

GC = 2 GD = 2 × 7 = 14 → D

I need help with this question​

Answers

Answer:

I thinks its F because you cant factor it

Step-by-step explanation:

Answer:

F) The expression does not have a real factor

What is the sum of three tenths plus thirty nine hundredths equals blank a thirty six hundredths b forty two hundredths c sixty nine hundredths d ninety six hundredths

Answers

Answer:c- sixty nine hundredths

Step-by-step explanation:

three tenths can be expressed in decimal as 3/10

thirty nine hundredths can be expressed in decimal as 39/100

Therefore the sum of three tenths plus thirty nine hundredths equals

3/10 +39/100

We first find the l.c.m of the two fractions equals 100 so we have 100 as the denominator

then 100 divided by 10  multiplied by 3 +100 divided by 100 multiplied by 39 as illustrated below gives the answer

3/10 +39/100

=30+39/100

=69/100= sixty nine hundredths

Is six pen cost $2.10 what is the unit price of the pen?

Answers

Answer:

3.20

Step-by-step explanation:

Answer:

0.35

Step-by-step explanation:

i just divided 2.10/6

Find the total time.
45 + 42 + 38

Answers

Answer:

Hello There!!

Step-by-step explanation:

Here is your answer:45 + 42 + 38=125.

hope this helps,have a great day!!

~Pinky~

can anyone help me with please ​

Answers

This is very confusing no

NO LINKS please. Someone help

Answers

Answer:

square root of 65

Step-by-step explanation:

all i am going to say is, Pythagorean theorem.

Andi berenang 6 hari sekali, Dodi setiap 5 hari sekali, sedangkan Riki setiap 3 hari sekali. Pada tanggal 1 Juli 2017 mereka berenang bersama-sama. Mereka akan berenang bersama-sama lagi pada tanggal ….

Answers

Menjawab:

31 Juli 2017

Penjelasan langkah demi langkah:

Dapatkan kelipatan umum terendah dari tiga hari berenang:

Kelipatan dari:

6 = 6, 12, 18, 24, 30, 36, 42, 48

5 = 5, 10, 15, 20, 25, 30, 35, 40, 35

3 = 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42

Kelipatan persekutuan terendah adalah 30

Hari angsa bersama = 1 Juli 2017

Tanggal sarang di mana ketiganya akan berenang bersama adalah setelah 30 hari:

1 Juli 2017 + 30 hari = 31 Juli 2017

Devin is making a candle by pouring melted wax into a mold in the shape of a square pyramid. Each side of the base of the pyramid is 6 cm and the height of the pyramid is 9 cm. To get the wax for the candle, Devin melts cubes of wax that are each 4 cm by 4 cm by 4 cm. How many of the wax cubes will Devin need in order to make the candle? Show your work.

Answers

The volume of the square pyramid is 6 x 6 x 9/3 = 108 cubic cm.

Volume of the cube = 4 x 4 x 4 = 64 cubic cm

Number of cubes needed: 108/64 = 1 11/16 cubes (1.6875)

Answer:

Solution given:

square pyramid

each side of base[b]=6cm

height[h]=9cm

Volume of square pyramid[V]=[tex] \frac{1}{3 } {b}^{2} h \\ \frac{1}{3} {6}^{2} \times 9 = 108cm ^{3} [/tex]

now

length of cube [l]=4cm

volume of cube[v]=l³=4³=64cm³

now

no of wax needed=[tex] \frac{V}{v} [/tex]=[tex] \frac{108cm³}{64cm³} [/tex]=[tex] \frac{27}{16 } =1\frac{11}{16} [/tex]

is needed.

What is 2 times 2 minus 1?
I’ll give brainliest

Answers

Answer:

3

Step-by-step explanation:

Answer:

This is basically just 2*2 = 4 - 1 = 3

Step-by-step explanation:

Please someone help I need to turn this in soon !!

Answers

Answer:

6

Step-by-step explanation:

18/3=6

Limit question thing plz help me

Answers

Answer:

The limit does not exist

Step-by-step explanation

For this question you have to look at the function and see what y value does it approach as it gets closer and closer to x =2, from the left side it looks like it approaces 4 and from the left side it looks like it's approaching 1, since the limits from the left and right sides are not the same, the limit does not exist

What is the value of x?
a . 75
b . 25.5
c . 8
d . 4.5

help meeee

Answers

Answer:

d. 4.5

Step-by-step explanation:

10x-5=16x+22

    -22      -22

10x-27=16x

-10x      -10x

-27=6x

x=4.5

The answer is d 4.5

4 m =____ μm??
Someone? i need to the answer:)

Answers

4000000 micrometers

help please? anyone?

Answers

Answer:

"so i need to find e missing side of each right triangle, side c is the hypotenuse!! a = 8.8ft, b= 9ft i have to round the answers to the nearest tenth if necessary "

Step-by-step explanation:

Sure! So remember that the Pythagorean theorem is a squared plus b squared = c squared.

= 8.8 squared + 9 squared = c squared

= 77.44 + 81 = c squared

[tex]\sqrt{158.44}[/tex] = c squared

c squared = (rounded) 12.6 ft

On a fith grade benchmark exam with 55 questions total sunny answerd 80 % of them how many questions did he answer correctly

Answers

Answer:

44 answers

Step-by-step explanation:

80% of total questions are answered, ie 80% of 55 questions are answered.

So, (80/100) x 55 , ie 44 questions are answered.

Assuming that all answered questions are correct, 44 answers are correct.

Which scenario does not represent exponential growth?
mold growing on stale bread
A species of fish doubles its population every month during the summer.
The value of a bank account with quarterly compounded interest after 6 years
A vine grows 6 inches every week.

Answers

Answer:

I believe the correct answer is - The value of a bank account with quarterly compounded interest after 6 years.

I'm not sure if this is 100% correct but hope it helps.

write an equation for the line that is parellel to the given line and that passes through the given point?
y = 2x + 7; (3, 11)

a.y = 2x – 19

b.y=1/2x+5

c.y= -1/2x-5

d.y = 2x + 5

Answers

Answer:

y = 2x + 5 (answer d)

Step-by-step explanation:

Parallel lines have the same slope, and thus, if we're given y = 2x + 7, we know that the slope of the 'new' line is 2.  This 'new line' passes through (3, 11).  Begin with the point-slope formula y - k = m(x - h) and substitute 3 for h, 11 for k and 2 for m:

y - 11 = 2(x - 3)

Rewriting this in slope-intercept form, we get:

y = 2x - 6 + 11. or y = 2x + 5 (answer d)

which of these ARE NOT equivalent?
I NEED HELPPP

Answers

Answer:

the first one I'm pretty sure

Step-by-step explanation:

I tried the other ones


A cube has edges measuring 7 centimetres each. Determine the surface
area of the cube.

Answers

Answer: I think its 294cm²

anyone know ??? i need help badly right now

Answers

Answer:

Answer is A 520mm²

I hope you like it

Answer:

9. C, II and III.

10. The correct answer is 944 cubic mm, as far as I can tell. I double checked my formulas and calculations. You can copy the formulas/calculations below and email your teacher. I have tried to figure out how they got the numbers they have. The best guess I can come up with is that they used 6 as the diameter of the cylinder, using 3 for the radius. That gets us closer, at 749 cubic mm, but not quite there.

Step-by-step explanation:

9.  If the cylinder is standing upright, the horizontal cut would be a circle or oval, and the vertical cut could be a rectangle

10. First we'll get the volume of the base rectangle. Then we'll calculate the volume of a cylinder, then divide that part in half, because it's 1/2 a cylinder on top of a rectangular prism.

Volume of a rectangular prism:

V = (length)(width)(height)

= 11 x 9 x 6 = 594 cubic mm

Volume of a cylinder:

V = (pi)(radius)^2(height)

The radius = 1/2 the diameter of the circle...the diameter is 9, so the radius is 4.5

= (3.14)(4.5)(4.5)(11)

= 699.435

That would be for a full cylinder with radius 4.5 and height of 11. We have half of one, so 699.435/2 = 349.7175 cubic mm

Add the volume of the 1/2 cylinder to the volume of the rectangular prism:

349.7175 + 594 = 943.7175, rounded = 944...which is none of your answers :/

Sorry I couldn't give you an "A, B, C, D" answer, but I don't think any of those are correct.

Krissy bought a scooter for $68. She sold it and made an 85% profit. Enter the amount Krissy sold the scooter for.

Answers

The answer is 125.8........

Describe and correct the error in solving the equation.

27 = n-15

-15 +15

12 = n

Answers

The error is that 15 was subtracted on the left side when it should’ve been added.
Corrected equation:
27 = n-15
Add 15 to both sides
42 = n

Please help thank you

Answers

Answer:

hdjhdhdhdjdvdvddiwhegwiwiwhegeeuui

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