Please help quickly, if someone answers quickly I'll give them Brainly.


Simonne predicted that she would sell 99 picture frames. She actually sold 88 picture frames. What are the values of 'a' and 'b'? Round round to the nearest tenth if necessary.

Item-
Picture frames

Approximate value-
99

Exact value-
88

Error-
Blank

Absolute error-
Blank

Ratio-
a

percent error-
b



Possible answers:

1. a= 11/99; b= 11.1%

2. a= 11/88; b= 12.5%

3. a= 88/99; b= 88/99%

4. a= 11/11; b= 100%

Answers

Answer 1

Step-by-step explanation:

Ratio

= Difference between Prediction and Actual / Prediction

= (99 - 88)/99 = 11/99.

Percentage Error

= Difference between Prediction and Actual * 100%

= (99 - 88) * 100% = 11.1%. (1)

Answer 2

The ratio (a) & percent error (b) will be option A which is a=11/99 and b= 11.11% respectively

Ratio and Percent errorRatio can be defined as difference between approximate value and exact value divided by approximate value.Percent error is ratio multiplied by 100

How to solve this problem?Given

Approximate value = 99 frames

Exact value = 88 frames

Ratio (a) = (Approximate value - Exact value) / Approximate value

∴ Ratio (a) = (99-88)/99

∴ a = 11/99

Ratio (a) x 100

∴ Percent error (b) = (11/99) x 100

∴ b = 11.11%

So, the answer of ratio (a) & percent error (b) will be 11/99 and 11.11% respectively

Learn more about Ratio and percent error here:

https://brainly.com/question/5493941

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Related Questions

Please somebody help!!!!

Answers

Answer:

A. 442.05

Step-by-step explanation:

✔️First find the radius of circle J:

θ = 43°

Acr length = 52.8

Thus,

Acr length = θ/360*2πr

Plug in the values

52.8 = 43/360*2*π*r

52.8 = 0.751r

Divide both sides by 0.75

52.8/0.75 = r

r = 70.4 (nearest hundredth)

✔️Find the Circumference of circle J:

Circumference = 2πr

Radius (r) of circle J = 70.4

Plug in the values

Circumference = 2*π*70.4

= 442.34

This is close to the answer in option A. Therefore, the answer is 442.05.

Need help #2. The answer is shown, but I don’t know how to get to the answer. Please teach and show steps.

Answers

Answer:

please refer to the above attachment

(D) is the right answer.

9. Translate the sentence into an equation and solve. Use x as the variable.
The difference between six times a number and four is equal to fifty.

A. 6(x-4) = 50; x = 9
B. 6x - 4 = 50; x = 9
C. 6 +X-4 = 50; x = 12
D. 6x-4 = 50; x = -9

Answers

Answer:

Option B: 6x-4=50; x=9 is the correct answer.

Step-by-step explanation:

Given that:

x is the variable used for number.

6 times a number means 6x and difference means subtraction.

Thus according to given statement;

6x - 4 = 50

Adding 4 on both sides

6x - 4 + 4 = 50+4

6x = 54

Dividing both sides by 6

[tex]\frac{6x}{6}=\frac{54}{6}\\x=9[/tex]

Hence,

Option B: 6x-4=50; x=9 is the correct answer.

Sarah drives her car for 2 1/2 hours with a constant speed of 60 mph. What is the distance Sarah traveled?

Answers

Answer:

Bro I gave you the answer fully explained and then some noob deleted it so Im sorry your answer is 150 miles because 60 minutes in one hour and she drove 2.5 hours which is 150 miles. Hope this helps

Step-by-step explanation:

Given the expression m - 5w + 3m +4n + 2w, Jeriche rewrote it as 4m - 3w + 4n while John rewrote it as 8mn - 3w Who is operatorname correct? What did the other do wrong?

Answers

Answer:

eJeriche is correct, the answer is 4m - 3w + 4n, John didn't collect the like terms correctly

Step-by-step explanation:

Answer: 4m - 3w + 4n - this is the right decision.

Step-by-step explanation:

m - 5w + 3m + 4n + 2w = m + 3m - 5w + 2w + 4n = 4m - 3w + 4n

Jericho wrote correctly, and John - not.

John put together various variables n and m, which is not allowed.

what does x equal -4 = x - 93/-1

Answers

Answer:

x= -97

Step-by-step explanation:

I hope this help!!!

Find the domain and range of: {(-2,0), (-1,1), (0,2),(1,3)}

Answers

Answer: domain: {-2, -1, 0, 1}

range: {0, 1, 2, 3}

Which answer choice shows an inequality that represents the problem below? Marcus needs more than 550 tickets to get the prize he wants at the arcade. He already has 125 tickets and can earn 24 tickets each time he plays an arcade game. How many games will he have to play in order to have enough tickets to win the prize he wants?
24x + 125 > 550
24x + 125 >_ 550
24x + 125 < 550
125x + 24 > 550​

Answers

Answer: 24x + 125 > 550

Step-by-step explanation:

WILL MARK BRAINIEST PLEASE PLEASE HELP!!!

Answers

.6 is the answer.

you just do pythagorean’s theorem,
then find the missing degree. 35° =.611
rounded to the nearest tenth is 0.60

If a Swoog can Swig, and a Swig can Swoog, can a Swoog Swig, a Swig Swoog?
A) Fire Truck
B) Croissant
C) Yes
D) Computerized Beard Foundation​

Answers

Answer:

C. yes loll :P

Step-by-step explanation:

Hav a good day

Answer:

Yes?

Step-by-step explanation:

Justin did push-ups every weekday this week.
He did 8 push-ups on Monday, 14 push-ups
on Tuesday, 18 push-ups on Wednesday, 6
push-ups on Thursday, and 8 push-ups on
Friday,
Find the mean number of push-ups.

Answers

Answer:

10.8

Step-by-step explanation:

8+14+18+6+8=54

54/5=10.8

Answer:

18

Step-by-step explanation:

The maximum number of push-ups that Justin did in a day this week was 18.

I also literally just did it

So I don't know why the guy above me has it correct, I mean someone said tysm so I guess he's correct ;/

If a room has a length of 15 feet, then what is the length in yards? Hint: 3 feet= 1 yard​

Answers

Answer:

5 yards

Step-by-step explanation:

Given;

1 yard = 3 feet

The length of a room is 15 feet

Find;

The length of the room in yards

Set up a proportion;

[tex]\frac{1yard}{3feet}=\frac{x-yards}{15feet}[/tex]

Solve;

x = 5 yards

Please help me with my homework!!!!

Answers

Answer:

-3.5

Step-by-step explanation:

Flip the equation so it's 0 - 3.5 which would give you -3.5

Answer:

- 3 [tex]\frac{1}{2}[/tex]

Step-by-step explanation:

Any number combined with it's opposite will make zero. The opposite of a number is the same number with it's sign flipped. For example, the opposite of 5 is -5, and the opposite of -3 is 3. If I combine any number, for example 10, with it's opposite, in this case -10, it will make zero. (10 - 10 = 0.) Hope this helps!

Round 992 to the nearest ten

Answers

It will be 990 hope this helps

Answer:

990

Step-by-step explanation:

990

2 is lower than 5 so we round down. Instead of rounding up to 1, round down to 0

1.8 L
1,500 mL
Is this greater than,less than,or equal to?

Answers

Answer: use math)way

Step-by-step explanation:

Which could be the name of a plane?

A. JK
B. M (kinda cursive)
C. h
D. GH

Answers

Answer:

gh i think im not sure but that might be right i hope

Answer:

jk

Step-by-step explanation:

para jungkook de jk lang

In a study, the sample is chosen by writing everyone's name on a playing card, shuffling the deck, then choosing the top 20 cards. What is the sampling method?
A. Simple Random.
B. Systematic.
C. Stratified.
D. Convenience.

Answers

Answer: A. Simple Random Sampling

Step-by-step explanation:

A simple random sampling technique could be explained as being the most basic and approach to choosing an unbiased Number of samples from a given population. This technique simply involves choosing a specified Number of samples at random (each member of the larger sample or population has equal Chance of being selected) from a larger sample or population. It does not require any sort of partitioning during selection. As in the scenario above, the deck of cards represents the large lr population from which 20 cards are to be selected, since the card has been shuffled then each card has equal Chance of being selected.

Ivan and Tanya share £150 in the ratio 4:1
Work out how much more Ivan gets compared to Tanya.
How much more does Ivan get?

Answers

Ivan=£120 &
Tanya=£30

Question 1 of 10
What is the midpoint of the segment shown below?

(-11, 0)
(9,-1)

A. (-1,-1/2)
B. (-2,- )
C. (-1,-1)
D. (-2, -1)

Answers

Answer:

A.

Explanation:

Use the midpoint formula to find the midpoint of this line segment.

Answer:

A.

Step-by-step explanation:

count

The product of a number and 2.4 is 0.48

Answers

Answer:

2.52

Step-by-step explanation:

Solve for s.
3 = s - 2
s=

Answers

The answer is 5 because 5-2=3. S=5

Answer:

3 = s - 2

s = 3 - 2

s = 1

what was hard lol

A Netflix subscription is on sale for $41.94 for six months. What is the cost per month

Answers

Answer:

$6.99

Step-by-step explanation:

Divide the total cost by the number of months

4

Step-by-step explanation:

there is more i need to take more pictures of it ​

Answers

Could you include a better picture of the question

Question 8 of 11
Simplify the following expression:
V-16 + V-25+5
O A. 14+01
O B. 5+9i
O C. 9-51
O D. 5 + 5411

Answers

The answer should be 5 + 9i

Answer: 5+ 9i

Step-by-step explanation:

Please Help!



B belongs to AC D belongs to lineAF

Answers

Answer:

x = 27

Step-by-step explanation:

∠ CAD and ∠ EDF are corresponding angles and are congruent, so

∠ CAD = 2x

The sum of the 3 angles in Δ ABD = 180°

sum the angles and equate to 180

72 + 2x + 2x = 180

72 + 4x = 180 ( subtract 72 from both sides )

4x = 108 ( divide both sides by 4 )

x = 27

Which equation is graphed below?

Answers

Hope it will help you

?????????????????????

Answers

White her is white b

Answer:

f(9) = 61

Step-by-step explanation:

You know f(x) = 8x - 11. So, to find f(9), you have to replace x with 9 on the other side.

f(9) = 8(9) - 11

You can solve this.

f(9) = 72 - 11

f(9) = 61

At 1:00 P.M, you have 24 megabytes of a movie. At 1:15 P.M, you have 96 megabytes. What is the download rate in megabytes per minute?

A) 96 MB per minute
B) 4 MB per minute
C) 8.0 MB per minute
D) 4.8 MB per minute

Answers

9514 1404 393

Answer:

  D)  4.8 MB per minute

Step-by-step explanation:

In the 15 minutes between 1 pm and 1:15 pm, the number of megabytes downloaded was 96 -24 = 72. The rate of download is ...

  (72 MB)/(15 min) = 4.8 MB/min

Enter a numerical expression for the word expression.
11 decreased by 8

Answers

A numerical expression is a mathematical statement involving only numbers and one or more arithmetic operation symbols+,−,×,÷. A numerical expression always represents a particular number. For example, the numerical expression 5 + 20 − 9 is equal to the number 16 when simplified.

I'll give you a Brainly please help me

Answers

Answer:

Step-by-step explanation:

A= (7,-9)

B= ( 6,-12)

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