Sheila is going to divide a 36 inch piece of ribbon into 5 equal pieces she says each piece will be 7 inches long what is Sheila’s error

Answers

Answer 1
36 divided by 5 is 7.2 and not 7. Sheila rounded to the nearest whole number but she wasn't supposed to.
Answer 2
5x7=35 the pieces won't be 7 inches long

Related Questions

evaluate 16/6 - 2/9

4 2/3

1 5/9

2 2/3

2 4/9

Answers

16/6 = 8/3

8/3 - 2/9 =
24/9 - 2/9 =
22/9 =
2 4/9 <===
8/3 - 2/9
lets find the LCD of both fractions and that would be 9
now change the denominators to the LCD
24/9 - 2/9
24 - 2 over 9
22/9
2 4/9

Answer: D) or the fourth option.

A local college recently reported that enrollment increased to 108% percent of last year. If enrollment last year was at 17,113, about how many students enrolled this year? Round to the nearest whole number. please help!!

Answers

(17113/100)*108=18482.04
18482

Use the simple interest formula to find the ending balance.

$1500 at 7% for 1.5 years. 13 points

Answers

i = prt
where i = interest, p = principal, r = interest rate, t = time

i = $1500 * 0.07 * 1.5

i = $157.5

How many distinct triangles can be formed for which m∠E = 64°, g = 9, and e = 10?

Answers

Answer:

How many distinct triangles can be formed for which m∠E = 64°, g = 9, and e = 10?

⇒ 1 triangle(s)

How many distinct triangles can be formed for which m∠J = 129°, k = 8, and j = 3?

⇒ 0 triangle(s)

Answer:

The first one is 1. The second one is 0.

Step-by-step explanation:

I just did it and got it right.

f(x)=-2x^4+13x^3-25x^2+8x+12

Answers

Use a calculator on your phone

Which pair of numbers is relatively prime? A. 14 and 81 B. 14 and 35 C. 14 and 91 D. 14 and 38

Answers

Final answer:

To determine if a pair of numbers is relatively prime, we need to find their greatest common divisor (GCD). If the GCD is 1, then the numbers are relatively prime. The pair 14 and 81 is relatively prime.

Explanation:

For two numbers to be relatively prime, their greatest common divisor (GCD) must be 1.

We can find the GCD by finding the prime factors of each number and determining if they have any common factors.

Let's take a look at each pair of numbers:

14 and 81: Prime factors of 14 are 2 and 7. Prime factors of 81 are 3 and 3. Since they have no common factors, they are relatively prime. 14 and 35: Prime factors of 14 are 2 and 7. Prime factors of 35 are 5 and 7. Since they have a common factor of 7, they are not relatively prime.14 and 91: Prime factors of 14 are 2 and 7. Prime factors of 91 are 7 and 13. Since they have a common factor of 7, they are not relatively prime.14 and 38: Prime factors of 14 are 2 and 7. Prime factors of 38 are 2 and 19. Since they have a common factor of 2, they are not relatively prime.

Therefore, the pair of numbers that is relatively prime is 14 and 81.

The function f (x) varies directly with x and f (x) =90 when x=30
what is f (x) when x=6

2

5

15

18

Answers

18

x=30
y=90

90 ÷ 30 =3

y=3x

3 × 6 = 18

Place -1.25,0.1,2.9,-2.6 on a number line

Answers

pretty simple just place them least to greatest

Solve. (–12.7) ∙ 3.8 ∙ (–7.2) = x ∙ (3.8) ∙ (–12.7) A. –12.7 B. –7.2 C. 1 D. 3.8

Answers

it would be b -7.2 hope this is helpfull

To estimate the height of a mountain above a level plain, the angle of elevation to the top of the mountain is measured to be 32°. One thousand feet closer to the mountain along the plain, it is found that the angle of elevation is 35°. Estimate the height of the mountain.

Answers

To estimate the height of a mountain using angles of elevation from two points, set up a system of trigonometric equations based on right triangles and solve for the height using algebra.

To estimate the height of a mountain given two angles of elevation at different points, we use trigonometric concepts. At the first point, the angle of elevation is 32°, and at a point 1000 feet closer, the angle is 35°. To solve this, we can set up two right triangles that share the same height (the mountain) but have different base lengths. Denote the height of the mountain as h, the distance from the first observation point to the base of the mountain as d, and use the trigonometric tangent function:

Tan(32°) = h / d

Tan(35°) = h / (d - 1000)

This creates a system of two equations with two variables. We solve for h by manipulating the equations to isolate h and substituting into one of the equations. We can use trigonometric tables or a calculator to find the values for Tan(32°) and Tan(35°), and then solve for the distance d, which subsequently allows us to find the height h by simple algebraic rearrangement.

math question down below

Answers

Hello there,
I hope this is what you are asking for :))
3.1 m - 1.5 m= 1.6m

Hope this helps

~Top

One foot is equivalent to 30.48 centimeters . Write this value as a mixed number in simplest form. PLEASE HELP!!!

Answers

30.48 = 30 48/100

Now to make this into simplest form you need to find a number that goes into both 48 and 100 evenly

We will use 4 to start with

48 / 4 = 12
100 / 4 = 25

No other number can go into both 12 and 25 evenly so we know that it's as simple as it gets


Answer: 30 12/25



4 divided by 29.5 and how

Answers

Do you mean 29.5 divided by 4?
The answer this this would be 7.375

Please Help Fast!!

Only answer if you are positive you know the answer, and explain why you choose that answer.

Solve for X.

X^3=1/27, or it could be worded as, X to the third power = 1 over 27



Answers

One third, let's go through it 1/3 times 1/3 times 1/3 is (1/3 times 1/3) = 1/9 times 1/3 = 1/27 X = 1 OVER 3 or 1/3

Mixed multiplication problems.PLEASE SHOW THE WORK THANKS

Answers

I will show you the answer and the EXAMPLE for number one, ok?
#1: 6 8/9 x 12 1/2
6x12=72
8x1=8
9x2=18
so, 72 (If you simplify the 72, you will get 36)  8/18
simplify.
divide by 2
36 9/4
I can do the others.
6x2=12 
15x2=30
9x14=126
you just find their mixed numbers and multiply numerator by the numerator and the denominator to the denominator.
6 8/9 x 12 1/2
^ ^
62/9 x 25/2= 1550/18= 775/9=86 1/9

Describe the similarities and differences between a rhombus, square , and rectangle.

Answers

the similarities are they are all quadrilaterals. the differences are a rectangle has two different sets of equal side, a square sides are all right angles all the same size, and a rhombus has opposite equal acute angles.

8(3m+5)=2m-4 and plz show how you got it

Answers

8(3m + 5) = 2m - 4

Simplify.

24m + 40 = 2m - 4

Subtract 40 from both sides.

24m = 2m - 4 - 40

Then, subtract 2m from both side.s

24m - 2m = -4 - 40

Simplify.

22m = -44

Then, divide both sides by 22.

22m ÷ 22 = -44 ÷ 22

Simplify.

m = -2

~Hope I helped!~

What polynomial has roots of −6, 1, and 4?

Answers

The answer is c.

If you have a root (a), it can also be written as (x-a).

(x+6),(x-1),(x-4)

Multiply all of them together to get the equation

(x+6)(x-1)(x-4)=

(x2-x+6x-6)(x-4)=

(x2+5x-6)(x-4)=

(x3+5x2-6x-4x2-20x+24)=

x3+x2-26x+24

To find a polynomial with given roots −6, 1, and 4, we create factors (x + 6), (x - 1), and (x - 4). Multiplying these factors, we get the polynomial x3 - 5x2 - 21x + 24.

Finding the Polynomial with Given Roots

To find a polynomial with roots of −6, 1, and 4, we need to create factors that each set to zero at these roots. A polynomial is a product of its factors, and a root is a solution to the equation where the polynomial is equal to zero. The factors corresponding to the roots −6, 1, and 4 are (x + 6), (x - 1), and (x - 4) respectively. Multiplying these factors gives us the polynomial:

(x + 6)(x - 1)(x - 4) = x3 - (1 + 4)x2 + (4 - 1 - 24)x + (6 x 1 x 4)

Let's expand and simplify:

x3 - 5x2 - 21x + 24

Therefore, the polynomial with roots of
−6, 1, and 4 is x3 - 5x2 - 21x + 24.

How is the quotient 80000 divided by 2000 different from the quotient 80000divided by 200 or 80000 divides by 20

Answers

there are more zeros therefore becoming a larger anseer

The difference in quotients arises because dividing by smaller numbers results in larger quotients. For example, 80,000 divided by 2,000 equals 40, while dividing by 200 equals 400, and by 20 equals 4,000.

To understand this, let's calculate each quotient step-by-step:

80,000 divided by 2,000:
80,000 ÷ 2,000 = 4080,000 divided by 200:
80,000 ÷ 200 = 40080,000 divided by 20:
80,000 ÷ 20 = 4,000

The differences in results are due to the different divisors. As you divide by smaller numbers, the quotient increases because each division breaks the total into more parts.

Division and multiplication are closely related; dividing by a number is the same as multiplying by its reciprocal.

Summary

The fundamental concept here is that dividing by a larger number results in a smaller quotient, whereas dividing by a smaller number results in a larger quotient. This difference is evident when comparing the quotients of 80,000 divided by 2,000 (40), 200 (400), and 20 (4,000).

Find the distance, to the nearest tenth, from T(6,-5) to V(-2,6).

A.) 1.7 units

B.) 3.0 units

C.) 8.3 units

D.) 13.6 units

Answers

The distance between the 2 points is 13.6.

Jacob put 2/18 tablespoons of oil into the bowl. Then he put 1 2/8 tablespoons of milk into the bowl. How much liquid did Jacob put into the bowl?

Answers

2/18 + 1 2/8 =
1/9 + 10/8 =
1/9 + 5/4 =
4/36 + 45/36 =
49/36 =
1 13/36 <==

A tape costs $4 less than the CD. Okasha bought 1 CD in five tapes. If the total cost was $70 what was the price of the CD ?

Answers

c + 5t = 70
t = c - 4

c + 5(c - 4) = 70
c + 5c - 20 = 70
6c - 20 = 70
6c = 70 + 20
6c = 90
c = 90/6
c = 15 <=== cost of a CD

t = c - 4
t = 15 - 4
t = 11 .....cost of a tape

you and four friends go to johnny rockets. you all split the bill equally. each person share was $6.50. how much was the original bill. let a represent the amount of the original bill

Answers

The original bill was 32.50 because 6.50 x 5 = 32.50

The amount of the original bill at johnny rockets was $32.50.

What is an equation?

An equation is an expression used to show the relationship between two or more numbers and variables.

Let a represent the total bill.

You and four friends split the bill equally. each person share was $6.50. Hence:

a / 5 = 6.50

a = 32.5

The amount of the original bill at johnny rockets was $32.50.

Find out more on equation at: https://brainly.com/question/2972832

The cost of a barrel of oil has recently increased by 20% and is now selling for $72.00. How much was the barrel of oil before the increase?

Answers

1.20(x) = 72.00

1.20(x)/1.20 = 72.00/1.20

x = 60
The barrel of oil costed 60 dollars before the increase
hope this helps

Answer:

[tex]\$60[/tex]

Step-by-step explanation:

Let

x------> the cost of the barrel of oil before the increase

we know that

[tex]100\%+20\%=120\%[/tex]

[tex]120\%=\frac{120}{100} =1.2[/tex]

so

[tex]1.2x=72[/tex]

Solve for x

[tex]x=72/1.2=\$60[/tex]

The distance between R and T on the coordinate grid is ___ units. (Input whole numbers only.)

Image of a coordinate grid with point R R located at negative 30, 10 and point T located at 15, 10.

Answers

use the distance formula : sqrt[(-30-15)^2+(10-10)^2]

the distance between the R and the T is


4 units


A photocopy clerk copies 80 pages in 4 min. How much time will he take to copy 200 pages?

Answers

10 minutes would print out 200 pges
Set up a ratio first.

80 pages/4 min= 20 pgs/1 min

Then, multiply to find the final answer.

200 pgs x (1 min/20 pgs)=200/20=10 min

Describe how the formula to find perimeter of a rectangle is an application of the Distributive property

Answers

When you are looking for the perimeter of the rectangle, you just add all of them up to get the answer, but when you are using distributive property it can help you understand that this number amount of times. For example, the perimeter of 5, 10, it =15, but when you use distributive property, 2(5+10), that equals 30.

The perimeter of a rectangle is an application of the Distributive property is shown below.

What is Distributive Property?

The dividing Property it is necessary to multiply each of the two integers by the factor before performing the addition operation when a factor is multiplied by the sum or addition of two words.

This property can be stated symbolically as: A ( B+ C) = AB + AC.

Given:

As, we know the perimeter of a rectangle is twice the sum of its length and width.

let length of rectangle be 'l' unit and width of rectangle is 'w' unit.

So, the Perimeter of rectangle =2L+2W

                                                   =  2(L+W)

Here, 2 is distributed over length of width in parenthesis.

Learn more about Distributive Property here:

https://brainly.com/question/5637942

#SPJ2

which division expression is equivalent to 4 1/3 ÷ -5/6

Answers

[tex]4\dfrac{1}{3}\div\left(-\dfrac{5}{6}\right)\qquad(*)\\\\\text{Convert the mixed number to the improper fraction:}\\\\4\dfrac{1}{3}=\dfrac{4\cdot3+1}{3}=\dfrac{12+1}{3}=\dfrac{13}{3}\\\\(*)=\dfrac{13}{3}\div\left(-\dfrac{5}{6}\right)\\\\\text{By dividing by a fraction, we multiply by its reciprocal.}\\\\=\dfrac{13}{3}\cdot\left(-\dfrac{6}{5}\right)\qquad\text{simplify}\\\\=\dfrac{13}{3\!\!\!\!\diagup_1}\cdot\left(-\dfrac{6\!\!\!\!\diagup^2}{5}\right)=-\dfrac{13\cdot2}{1\cdot5}=-\dfrac{26}{5}=-\dfrac{25+1}{5}=-5\dfrac{1}{5}[/tex]

Answer:

the answer is 13/3  ÷ ( - 5/6 )  my luv :)

_______________________________________________________

hope i helped ! < 33

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                                         the crown under my answer :)

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H A V E  A N I C E D A Y MY L U V  :)

Step-by-step explanation:

Any of these will help???? Please help me

Answers

1= 70
2= 320
3= 50

I can't do the others I'm sorry but I hope that I helped

Am I doing this right?
16,14=4
15,35=5
24,32=4
27,63=9
20,80=20
18,38=2
14,49=7
66,99=33
9,35=1
6,24,42=6
30,50,70=10
32,48,96=12
10w,5w=5
16xy,24xy=8
21ab,35a=7
10jk,15k=5
3mn,9mn,12mn=3
6xy,9x,3y=3

Answers

GCF(16, 14) = 2   Note: 14 is not divisible by 4.
GCF(24, 32) = 8 because
  24 = 2 x 2 x 2 x 3
  32 = 2 x 2 x 2 x 2 x 2   GCF = 2 x 2 x 2 = 8
GCF(10w, 5w) = 5w  because the w is a common factor, too.
GCF(16xy, 24xy) = 8xy  because x and y are factors common to both
GCF(21ab, 35a) = 7a because a is a common factor, but b is not
GCF(10jk, 15k) = 5k
GCF(3mn, 9mn, 12mn) = 3mn
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