I NEED HELP ANSWERING THIS QUESTION PLEASE HELP!!

I NEED HELP ANSWERING THIS QUESTION PLEASE HELP!!

Answers

Answer 1

2Answer:

a. 68%

b. 95%

c. 2.35%

Step-by-step explanation:

empirical rule is the

68–95–99.7 rule

a. 68%

b. 95%

c. 99.7 - 95 = 4.7 then 4.7/2 =

2.35%


Related Questions

Put the following list of numbers in ascending order.

1.2, 0, -0.4, -2.6, 0.8

HELP PLS!

Answers

Answer: -2.6 , - 0.4, 0, 0.8 , 1.2

Step-by-step explanation:

ascending is smallest to largest

From the extrem left of a.number line to the right

Answer:

-2.6, -0.4, 0, 0.8, 1.2

Step-by-step explanation:

Ascending order is simply the smallest number to the largest number. The smallest numbers in this set are the negative ones, and -2.6 is a smaller value than -0.4.

So far our set looks like the following:

-2.6, -0.4

Next is 0, since 0.8 and 1.2 both come after 0. After 0 would be 0.8, and 1.2 would be the largest number.

Here is the set of numbers in ascending order:

-2.6, -0.4, 0, 0.8, 1.2

for a craft project say that the length of a piece of red ribbon should be 7 inches longer than the length of a piece of blue ribbon. How long is the red ribbon if the length of the blue ribbon is x inches?

Answers

Answer:

If the blue ribbon is x inches and the red ribbon is that length and an additional 7 inches the red ribbon can be expressed as x + 7.

I need 16,18, and 20 answered thank you

Answers

16:

4b(5b-3)-2(b²-7b-4)

= 20b²-12b-2b²+14b+8

=18b²+2b+8

18:

3m(3m+6)-3(m²+4m+1)

= 9m²+18m-3m²-12m-3

=6m²+6m-3

20:

4x(3x+2)-3x×2x

=12x²+8x-6x²

=6x²+8x

The graph of the function f(x)=x^2-6x shifted 2 units to the left on the graph of g(x). Select the two functions that represent the shift of f(x) onto g(x)

Answers

Answer:

Step-by-step explanation:

g( x ) = f ( x + 2 )

g(x) = ( x + 2 )² - 6 ( x + 2 )

g(x) = x² + 4x + 4 - 6x - 12

g(x) = x² - 2x - 8

1. Select all equations that have select all graphs with the same y-intercept.
Ay = 3x - 8
B.y = 3x - 9
c. y = 3x + 8
D. y = 5x - 8
E. y = 2x - 8
F. y = 1/3x -8

Answers

Answer:

A, D, E, F

Step-by-step explanation:

If you graph those four equations or plug in 0 as x, you would find that all of them are equal to -8

96 young musicians attended a jazz camp. 30 of them were guitarists. What is the probability that a randomly chosen musician is a guitarist? Write your answer as a fraction or whole number. P(guitarist) =

Answers

Answer:

31.25 %    or  5/16

Step-by-step explanation:

30 out of 96  chance

30/96 = 31.25%

Answer:The probability that a randomly chosen musician is a guitarist is 30/96.

Step-by-step explanation:

The measure of an angle is eighty-nine times it's supplementary angle. what is the measure of each angle.
I need two answers,

Answers

Answer:

178 and 2

Step-by-step explanation:

sum of supplementary angles are 180

so, x+ 89x = 180

=>               x+89x = 180

=>               90x = 180             [the transposing method]

=>                x = 180/90

=>                x = 2

now we have the value of one angle

as the other angle is 89 times x,

=>                89x

=>                89*2

=>                 178

now, we have the measure of both the angles which equals 180 degree

178 degree and 2 degree

Chloe's new lunch box is only 5 centimeters in height, so it fits in her backpack along with all her books. The lunch box has 3 sections for different types of food. The length and width of the lunch box are 22 centimeters and 14 centimeters. What is the volume of Chloe's new lunch box?

Answers

Answer:

1,540

Step-by-step explanation:

length times width times height makes the volume

Hope this helps

BTW it's my birthday

if she’s fat probably the whole table but if she skinny then maybe a box of salad

20 g of copper was heated from 25°C to 80°C. How much energy was used to heat Cu? (Specific heat capacity of Cu is 0.385 J/g °C)

Answers

114°

Explanation:

ΔE = mcΔT

ΔE = 5(0.38)(80 - 20)

ΔE = 1.9(60)

ΔE = 114°

ᴡʜᴀᴛ ɪꜱ ᴛʜᴇ ꜱᴜʀꜰᴀᴄᴇ ᴀʀᴇᴀ ᴏꜰ ᴀ ʙᴀꜱᴇʙᴀʟʟ ᴡɪᴛʜ ᴀ 3 ɪɴᴄʜ ᴅɪᴀᴍᴇᴛᴇʀ.

ᴜꜱᴇ 3.14 ꜰᴏʀ ᴘɪ

113.04 sq. in

28.26 sq. in

18.84 sq. in

9.42 sq. in

Answers

Answer:

As Per Provided Information

We have to use π = 3.14

Diameter of baseball is 3 inch

So, Radius of Baseball will be

Radius = Diameter/2

Radius = 3/2 inch

Radius = 1.5 inch

we have been asked to determine the surface area of given baseball .

Using Formulae

[tex] \boxed {\bf \: Surface \: Area_{(Baseball)} \: = 4 \pi {r}^{2} }[/tex]

substituting the value and let's solve it

[tex] \longrightarrow\tt \:Surface \: Area_{(Baseball)} \: = 4 \times 3.14 \times {1.5}^{2} \\ \\ \\ \longrightarrow\tt \:Surface \: Area_{(Baseball)} \: = \: 4 \times 3.14 \times 2.25 \\ \\ \\ \longrightarrow\tt \:Surface \: Area_{(Baseball)} \: = \: 12.56 \times 2.25 \\ \\ \\ \longrightarrow\tt \:Surface \: Area_{(Baseball)} \: = \: 28.26 \: {inch}^{2} [/tex]

Therefore,

Surface Area of baseball is 28.26 sq. inch .

So, your answer is 28.26 sq.in

Find the arc length of the partial circle.

Answer in terms of π or use 3.14, and enter your answer as a decimal.

Answers

[tex]\qquad\qquad\huge\underline{{\sf Answer}}♨[/tex]

As we know :

Length of arc = Radius × Angle made by Arc at center [ in radians ]

[tex]\qquad \tt \dashrightarrow \: arc = radius \times angle \: \: ( in \: \: rad)[/tex]

[tex]\qquad \tt \dashrightarrow \: arc = 9 \times { \pi}{} [/tex]

[tex]\qquad \tt \dashrightarrow \: arc = 9\pi \dfrac{ }{} \: \: units[/tex]

or

[tex]\qquad \tt \dashrightarrow \: arc = 9 \times 3.14 = 28.26 \: \: units\dfrac{ }{} \: \: [/tex]

Radius=9Angle=π

Arc length

L=r[tex]\theta[/tex]L=9πL=28.3units

Question
Find the surface area of the prism.




m2

Answers

Answer:

324 square meters

Step-by-step explanation:

Hey there!

The surface area of a shape is the area of all the surfaces added up

The side surface area is 48 since 16 x 3 is 48. Since there are two side areas, we need to multiply 48 x 2 is 96

Now we need to do this for the other sides

the bottom and top areas are 96 square meters each so we multiply 96 by 2 which is 192

The front and back faces have an area of 18 square meters so we multiply 18 by 2 since there are two faces which are 36

Now we add all the values: 96+192+36 which is 324

So the surface area of the prism is 324 square meters

help me with this problem ASAP!

Answers

Answer:

24 boards

Step-by-step explanation:

The builder is building a fence with inches wide wooden boards, arranged side-by-side with no gaps.

If the fence is 150 inches long, then there will be a certain number of wooden boards required.

Now, 1 wooden board is equivalent to 6.25 inches.

Then the  number of wooden boards required to cover 150 ft. will be

Answer:

24

Step-by-step explanation:

150/6.25 = 24. one unknown so divide to move 6.25 and you get the answer.


Compare million, billion, and trillion. What is the largest number among them? What is the smallest number among them?

Answers

Smallest is million biggest is trillion

A rectangular cracker has a length of 5 centimeters and an area f 20 square centimeters. Find its perimeter.

Answers

Answer:

18cm

Step-by-step explanation:

We have the length of the rectangle but we need to find the width which we'll call w. Area is a, l is length.

a = l * w

20 = 5 * w

divide both sides by 5 to cancel the multiplication by 5 on the right side

4 = w

The rectangle is going to have two sides that are the length of l, and two sides that are the the length of w. We're looking for the perimiter p.

p = 2l + 2w

p = (2 * 5) + (2 * 4)

p = 18

Which of these numbers is the greatest?

0.29
0.27
0.21
0.28

Answers

0.29 is the greatest because .21, .27, and .28 are smaller than .29

Hope this helps and please mark brainliest!

Answer:

0.29

Step-by-step explanation:

greatest numberrr

The figure below is a net for a triangular pyramid. If all the triangles are equilateral, what is the surface area of the pyramid, in square meters?

Answers

Bassicalid quietus widucbw Suzy’s exit wish’s dish’s. Wowing. Aosidn. Oausbx.

this is timed so pls hurry! i'll mark brainliest

Clarissa has a budget of $1,200 a month to spend for rent and food. She has already spent $928 this month. Which inequality represents the amount she can still spend this month and remain within her budget?
x greater-than 272
x less-than-or-equal-to 272
x less-than 272
x greater-than-or-equal-to 272

Answers

Answer:

x is less than or equal to 272

Step-by-step explanation:

you can spend 272 but you can't go over 272.

which expression is equivalent to the product of 6 and y
A. 6+y
B 6-y
C 6 over y
D 6y
Please hurry

Answers

Answer:

The answer is 6y :)

Have an amazing day!!

Please rate and mark brainliest!!!

Trigonometry question (please help).

Answers

Answer:

35.57 degrees

Step-by-step explanation:

tan x = 108/151

tan x = 0.71523

x = 35.57 degrees

C.P and R are supplementary angles. If the measure of ZR is
37º, what is the measure of ZP? Picture blow

Answers

Answer:

143

Step-by-step explanation:

supplementary angles add to 180

37+x=180

x=143

A town's yearly snowfall in inches over a 10-year period is recorded in this table. what is the mean of the snowfall amounts? 15.0 in. 17.0 in. 17.9 in. 18.9 in

Answers

The mean is said to be an arithmetic mean. The mean of the snowfall is 17.9 inches then the correct option is C.

What is Mean?

Mean is simply defined as the average of the given set of numbers. The mean is considered one of the measures of central tendencies in statistics. It is the ratio of the sum of the observation to the total number of observations.

A town's yearly snowfall in inches over a 10-year period is recorded in this table.

Year          Snowfall in inches

1997                      15

1998                      11

1999                      18

2000                     25

2001                       13

2002                     20

2003                      16

2004                     28

2005                     15

2006                      18

Then the mean will be

[tex]\rm Mean = \dfrac{15+11+18+25+13+20+16+28+15+18}{10}\\\\Mean = \dfrac{179}{10}\\\\Mean = 17.9[/tex]

More about the mean link is given below.

https://brainly.com/question/521501

Answer:

C

Step-by-step explanation:

17.9

Would you mind looking at this question?
Prices for bicycles are given below
The price of a red bike is the price of a blue bike is 2/3
The price of a green bike is 5/4
Since the price of a green bike is $210 more than the price of a blue bike, how much does a red bike cost?
A) $360 B) $440 C) $560 D)$720

Answers

Answer:

C) $560

Step-by-step explanation:

Suppose that: r=price of red bike ,  b=price of blue , g=price of green.

Given: r=(2/3)b   g=(5/4)b  g=210+b  

Solution:

(5/4)b=210+b                   (g=g)

(5/4)b-b=210                   (take b as common factor)

b((5/4)-1)=210                  

b(0.25)=210  

b=210/0.25=$840    (so the price of blue bike is 840$)

Substitute b in equation of r:

r=(2/3)b=(2/3)(840)=560

so red bike costs $560.

What is the equation, in slope-intercept form, of the line that contains the points (4, 11) and (-4, -5)? A. y = 2x + 3 B. y = -2x - 3 C. y = 3x + 2 D. y = 3x - 2

Answers

Answer:

A. y = 2x +3

Step-by-step explanation:

pleaseeeeeeeeee i need some help here

Answers

Answer:

1st Statement: False

2nd Statement: True

3rd Statement: True

4th Statement: False

Answer:

False

True

False

True

Step-by-step explanation:

Whole numbers are 'counting numbers', they don't include decimals. (ex. 1, 2, 3) Integers are non-decimal numbers and they can be negative too. (ex. -5, 0, 4). Since whole numbers are non-decimal numbers that are greater than or equal to 1, they are all integers. So this statement is False.

Rationals numbers include all numbers that are not infinite decimals. They can be fractions as long as they are not infinite and since whole numbers cannot be fractions, this statement is True.

As with the previous statement, rational numbers can be fractions and integers cannot be fractions. So, not all rational numbers are integers so this statement is False.

Rational numbers are all numbers that are not infinite decimals, so, that includes whole numbers. This statement is also True.

X-3y-7=0. 3x-3y-15=0 elimination method

Answers

Answer:

X=−8+3x

y=−5+x

Step-by-step explanation:

Find the Perimeter of each figure. Show your Solution.
(Note: No Solution considered wrong)

Answers

Answer:

1) 40 m; 2) 18 cm

Step-by-step explanation:

1) Length = 10 m

Breadth = 4 m

Perimeter of a rectangle

= length (l) × breadth (b)

= 10 × 4

= 40 m

2) Side 1 = 6 cm

Side 2 = 8 cm

Side 3 = 4 cm

Perimeter of a triangle

= Side 1 + Side 2 + Side 3

= 6 + 8 + 4

= 18 cm

_______

Hope it helps ⚜

Answer:

1. 28m

2. 18 cm

Step-by-step explanation:

Perimeter of rectangle = 2× (length + breadth )

=> 2 ( 10 + 4 )

=> 2 ( 14 )

=> 28 m

Perimeter of triangle = side a + side b + side c

=> 6cm + 8cm + 4cm

=> 18 cm

Please help ASAP!
Will try to give brainliest!

Answers

Hey!

Q19.80÷0.35= 28

Therefore, he sold 28 cups of lemonade

I'm sorry, not very sure about the second one. But I think 100 maybe not!

Bao sold 28 cups and spend $2.5 on 50 cups.

What are words problems?

A word problem in math is a math question written as one sentence or more that requires children to apply their math knowledge to a 'real-life' scenario.

Given that, Bao is selling lemonade at $0.35 per cup.

We need to determine, number of cups he sold if he earned $9.80,

And,

Bao bought 50 paper cups for $0.50 each, how much he spent on them,

1) Let he sold x cups,

So,

0.35x = 9.8

x = 28

Therefore, he sold 28 cups.

2) Since, one cup is for $0.05 therefore,

50 cups = 50 x 0.05
= $2.5

Therefore, cost of 50 cups is $2.54

Learn more about word problem, click;

https://brainly.com/question/2610134

#SPJ7

Answer please please please

Answers

Ok so, for 1)21 for 2) 10 for 3)14 for 4)26 for 5)10 for 6)23

Answer:

1. 18?, 2. 10?, 3. 16?, 4. 36?, 5. 10?, 6. 18?.

Step-by-step explanation:

I'm not sure though your picture was not clear enough and I have quite bad eyesight.

What is the area of a circle with a diameter of 4x? Please I need help rn

Answers

Answer:

12.57x² units²

Explanation:

area of circle: πr²                  ["r" denotes radius]

diameter: 2r

Given,

diameter: 4x

radius: 4x/2 = 2x

Area of circle:

πr²

π(2x)²

π(4x²)

4πx²

12.57x²

Answer:

4πx² square units

Step-by-step explanation:

Area of a circle

[ A = πr² ]

The formula uses the radius of the circle, but we have the diameter. Remember the relation :

Diameter = 2 x Radius4x = 2 x RadiusRadius = 4x/2 = 2x

Now, we can solve.

⇒ A = πr²⇒ A = π(2x)²⇒ A = 4πx² square units
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