Estimate each sum or difference 27.89-12.64

Answers

Answer 1
The answer to your problem is 15.25

Answer 2
The question asks us to estimate, so we need to round appropriately. After rounding, you get the expression 28 - 13, which equals 15. The answer to your question is 15. Hope this helps and have a fantastic day!

Related Questions

Which of the following is not a possible value for a probability?

A. 0.001
B. 1/10
C. 11/10
D. 1/16

Answers

C, 11/10 is not a possible value for probability, as it is not an actual situation one could be in. For example, if you can get a maximum of ten questions correct on your quiz, and you get eleven correct, that would no make much sense in the real world, unless if you consider extra credit an "extra question."
C. 11/10

probability takes values from 0 to 1.

Which equation is a point slope form equation for line AB ?

A. y+1=−2(x−6)

B. y+6=−2(x−1)

C. y+5=−2(x−2)

D. y+2=−2(x−5)

Answers

I believe the answer is D
y+2=-2(x-5)
-2*-5=10
y+2=-2x+10
-2 -2
y=-2x+8

Answer: D . [tex]((y+2)=-2(x-5)[/tex]

Step-by-step explanation:

The equation of a line passing through two points (a,b) and (c,d) in point-slope form is given by :-

[tex](y-d)=\dfrac{d-b}{c-a}(x-c)[/tex]

From the given graph ,it can be seen that the line is passing through two points A(1,6) and B(5,-2).

Then the equation for the line AB in point-slope form would be :-

[tex](y-(-2))=\dfrac{-2-6}{5-1}(x-5)[/tex]

[tex]\Rightarrow\ (y+2)=\dfrac{-8}{4}(x-5)[/tex]

[tex]\Rightarrow\ (y+2)=-2(x-5)[/tex]

Hence, the equation is a point slope form equation for line AB :

[tex](y+2)=-2(x-5)[/tex]

What is 9.187 to the nearest tenth? And hundredth and one

Answers

 9.187 to the nearest tenth is 9.2

The 1 in 9.187 is in the tenths place and since the number after it is over 5, you round up. 
9.187 to the nearest tenth is 9.2. 9.187 to the nearest hundredth is 9.19. 9.187 to the nearest one is 10.
Hope this helps :)

What is 3x5+2x8+2 do you know

Answers

Parenthesis
Exponents
Multiplication/division
3x5=15
2x8=16
15+16+2
33

On Saturday morning Briana and her friends walked 1.35 miles. What is the distance as a mixed number?

Answers

70 is the correct answer for this problem
1 7/20 hope u get it right

anna has 12 quarters 4 dimes 11 nickels in her piggy bank. how much money is in the bank
A) $3.00
B) $3.25
C) $3.75
D) $3.95

Answers

12*0.25=3
4*0.10=0.40
11*0.05=0.55
3+0.40+0.55=$3.95
the answer is d. 12 quarters equal $3, 4 dimes equal $.40 and 11 nickels equal $.55

What equation is graphed in this figure? A- y−4=−23(x+2) B-y+2=−32(x−2) C-y−3=32(x+1) D- y+1=−23(x−3)

Answers

B, -y+w=-32(x-2) is the correct answer

The correct answer would be y + 2 = - 3/2 ( x - 2 )

Please mark brainliest

Write 0.0000648 in scientific notation. (PLEASE ANSWER XD)

Answers

6.48 * 10^-5

* = multiply
^ = to the power of
This would be:

6.48 * 10⁻⁵

A line is defined by the equation y=-x+3 Which shows the graph of this line.

Answers

Answer:

the graph in the attached figure

Step-by-step explanation:

we have

[tex]y=-x+3[/tex]

we know that

The slope of the line is negative [tex]m=-1[/tex]

The y-intercept of the line is the point [tex](0,3)[/tex] (value of y when the value of x is equal to zero)

The x-intercept of the line is the point [tex](3,0)[/tex] (value of x when the value of y is equal to zero)

therefore

the graph in the attached figure

Answers So it's just A

Step-by-step explanation:

What's the exact value of tan(-4pi/3)

Answers

tan(-4pi/3) = 0.0731897502

If you multiplying by 1/4 makes a positive number smaller, then what does dividing by 1/4 do to the value of the number? Explain your reasoning

Answers

Dividing by 1/4 makes the value of the number bigger because you are basically multiplying by the reciprocal which is 4.

Division and multiplication are reciprocal operators.

Dividing the positive number by 1/4 will make the positive number bigger.

From the question, we understand that:

1/4 makes the positive number smaller, when it is multiplied to the positive number.

Because division and multiplication are reciprocals,

Dividing the positive number by 1/4 will make the positive number bigger.

Hence, what division does to the positive number is that: It makes it bigger

Read more about division and multiplication at:

https://brainly.com/question/19928607

19.5% to a fraction

Answers

19.5% = .195
.195 = [tex] \frac{39}{200} [/tex]
39/200 that is the fraction.

ryan has a board that is 5 feet long. how many 1/3-foot sections can he cut from this board?

Answers

Ryan can cut 15 pieces from the board

Answer:

15

Step-by-step explanation:

What is the area of figure EFGHI below?

Answers

Answer:

The answer is C.

Step-by-step explanation:

I learned about it.

Nadeen is at an arcade. She started out with 18 tokens, and each game costs 3 tokens to play. Suppose x is the number of games Nadeen has already played.

Answers

x=6 because 6 times 3 equals 18

Answer:

The expression [tex]18-3x[/tex] describe the number of tokens Nadeen has left.

Step-by-step explanation:

Consider the provided information

Nadeen is at an arcade. She started with 18 tokens. Each game costs 3 tokens.

The cost of each game is 3 tokens

Suppose x is the number of games played by Nadeen

Thus, the cost of x games is 3x tokens

it is given that Nadeen started with 18 tokens.

So, token left = [tex]18-3x[/tex]

Therefore, the expressions [tex]18-3x[/tex] can be used to describe the number of tokens Nadeen has left.

What is the range of this data set?

27, 5, 11, 13, 10, 8, 14, 18, 7

A. 22
B. 7.5
C. 11
D. 16

Answers

You would subtract the highest number form the lowest number and your answer would be A.22

Round 28.26 to one decimal place

Answers

28.26
(Use 0.2 to round 8.0)
2 is less than 5 so keep the number as :

28

Hoped I helped!
The answer is 28.3. All you have to do is go up a number in the tenths place if the number in the hundredths is 5 or larger. The tenths stays the same if it's 4 or lower.


A box of popcorn weighs 15/16 pounds. The box contains 1/3 buttered popcorn and 2/3 cheesy popcorn. How much does the cheesy popcorn weigh

Answers

I think if you have 2/3 pounds of cheesy popcorn, then the 1/3 buttered popcorn plus the 2/3 cheesy popcorn would add up to a full, 15/16 pounds of popcorn altogether.

The weight of the cheesy popcorn is 5/8 pounds.

To find the weight of the cheesy popcorn, we will calculate two-thirds of the total weight of the popcorn box, which weighs 15/16 pounds. Since the box contains two types of popcorn, buttered and cheesy, with the cheesy popcorn making up two-thirds of the box, we will simply multiply the total weight of the box by 2/3 to find our answer.

The calculation is as follows:

Total weight of the box = 15/16 pounds

Cheesy popcorn weight = (2/3) * (15/16)

Cheesy popcorn weight = (2 * 15) / (3 * 16)

Cheesy popcorn weight = 30 / 48

When simplified, this gives us 5/8 pounds

Therefore, to find the weight of the cheesy popcorn in a 15/16 pound box, calculate two-thirds of the box's total weight, which results in 5/8 pounds for the cheesy popcorn.

G(4)=x^2 + 3

And the steps to solve, please.

Answers

okay, so plug in 4 into all x

G(4) = (4)^2 + 3
G(4) = 16 + 3
G(4) = 19

your answer is 19

hope this helps
in this type of question, you just need to replace all the X in the equation with 4 and finish the rest of the calculation like usual

G(4)=x^2 + 3

G(4) = 4^2 + 3

G(4) = 16 + 3

G (4) = 19

Patricia donated 1 pint of blood to the blood bank. The lab assistant divided Patricia’s blood equally into 3 bags.



How much blood was in each bag?







Answers

0.333333333 US pints would be in each bag.

Each bag contained [tex]\(\frac{1}{3}\)[/tex] pint of blood.

To solve the problem, we need to divide the total amount of blood donated by Patricia equally into 3 bags. Patricia donated 1 pint of blood.

Since there are 3 bags, we divide 1 pint by 3 to find out how much blood is in each bag.

The calculation is as follows:

[tex]\[ \text{Blood per bag} = \frac{\text{Total blood donated}}{\text{Number of bags}} \][/tex]

[tex]\[ \text{Blood per bag} = \frac{1 \text{ pint}}{3} \][/tex]

[tex]\[ \text{Blood per bag} = \frac{1}{3} \text{ pint} \][/tex]

Therefore, each bag contains [tex]\(\frac{1}{3}\)[/tex] pint of blood.

graph the equation y=3/5x on the coordinate plane

Answers

I know it says instant mirror don't worry about that.

A graph of the linear function y = 3/5(x) is shown in the image attached below.

What is the slope-intercept form?

In Mathematics and Geometry, the slope-intercept form of the equation of a straight line is given by this mathematical equation;

y = mx + b

Where:

m represent the slope or rate of change.x and y are the points.b represent the y-intercept or initial value.

Since the given linear function y = 3/5(x) is in slope-intercept form, we would start by plotting the y-intercept:

y = 3/5(x)

y = 3/5(0)

y = 0

Next, we would use an online graphing tool to plot the given linear function for the values in its domain using table, as shown in the graph attached below.

Read more on a graph here: brainly.com/question/4546414

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Which unit rates would be appropriate for describing the amount of rainfall over time?

Select each correct answer.



meters per second

milliliters per minute

centimeters per day

inches per hour

Answers

The unit rate appropriate for describing the amount of rainfall over time is centimeters per day. Therefore, option C is the correct answer.

What is the unit rate?

Unit rate can be defined as the ratio between two measurements with the second term as 1. It is considered to be different from a rate, in which a certain number of units of the first quantity is compared to one unit of the second quantity.

Here,

Rainfall amount is expressed as the quotient of a unit of height and a unit of time.

The way to choose the most appropriate is the relation between both quantities.

For example, "meters per second" is a way too high unit for the height (which is usually inches or millimeters, instead of meters) and way too low for the time unit (which is usually per day, not seconds). This unit would have a really small number for any rain.

The most common unit is "centimeters per day"

Then, we should find a unit rate with a small unit for height and a large unit for time.

Therefore, option C is the correct answer.

To learn more about the unit rate visit:

https://brainly.com/question/11258929.

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Solve for x. 4.6x<−15.64 Enter your answer, as an inequality, in the box.

Answers

If you would like to solve 4.6 * x < - 15.64 for x, you can use the following steps:

4.6 * x < - 15.64      /4.6
x < - 15.64/4.6
x < - 3.4

The correct answer would be x < - 3.4.

The value of x in expression 4.6x < -15.64 will be equal to x < -3.4.

An expression 4.6x < -15.64 is given in the question.

We have to find that what will be the value of x.

What do you mean by inequalities ?

Inequalities are the expressions in which both sides are not equal and the equal sign in between is replaced by less than , greater than, etc.

As per the question ;

The given expression is ;

4.6x < -15.64

Let's solve it to get the value of x.

4.6 x < -15.64

⇒ x < -15.64 / 4.6

x < -3.4

Thus , the value of x in expression 4.6x < -15.64 will be equal to x < -3.4.

To learn more about inequalities click here ;

brainly.com/question/27990392

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Julie cashed a paycheck and repaid her brother $10 that she had borrowed from him. She then spent $30 on fuel for her car and half of the remaining money on a new tent for camping. She bought a pair of running shoes for $29.45 and had $17.75 left. How much did Julie receive when she cashed her paycheck?

Answers

77.20 i think i did it in my head and with a caluclator

Answer:

Julie received $134.4 when she cashed her paycheck .

Step-by-step explanation:

Let the amount of paycheck be x

She paid $10 to her brother

She then spent $30 on fuel for her car

So, She left with amount = x-40

Now She spent half of the remaining money on a new tent for camping

Spent on camping = [tex]\frac{1}{2}(x-40)[/tex]

Remaining =  [tex](x-40)-\frac{1}{2}(x-40)[/tex]

She bought a pair of running shoes for $29.45

So, Remaining =  [tex](x-40)-\frac{1}{2}(x-40)-29.45[/tex]

We are given that She had $17.75 left.

So,  [tex](x-40)-\frac{1}{2}(x-40)-29.45=17.75[/tex]

[tex]x=134.4[/tex]

Hence Julie received $134.4 when she cashed her paycheck .

what is the square root of 49/121?

Answers

The square root of 49/121 is 0.05785123966
Rewrite using the quotient rule for radicals.√49√12149121Simplify the numerator.Tap for fewer steps...Rewrite 4949 as 7272.√72√12172121Pull terms out from under the radical, assuming positive real numbers.7√1217121Rewrite 121121 as 112112.7√1127112Pull terms out from under the radical, assuming positive real numbers.711711The result can be shown in both exact and decimal forms.Exact Form:7/11Decimal Form:0.63 repeating

A keyboard is on sale for $676. If this price represents a 20% discount from the original price, what is the original price to the nearest cent?

Answers

original price is $811.2 because $676 x 1.2 = $811.2

the angle of elevation of the top of a building from a point 80 ft away from the building on level ground is 70° determine the buildings height

Answers

Draw a triangle with shortest side on the ground (horiz.).  The length of this side is 80 feet.  Two angles touch the ground:  a right angle, and the 70 degree angle.
 
Then the height of the building is the 2nd shortest side.

The tangent function is the appropriate one to use here:
                       opp          h
tan 70 deg = -------- = ----------
                        adj        80 ft
                                                                h
Since tan 70 deg  = 2.75,          2.75 = -------
                                                              80 ft

so h = building height = (80 ft)(2.75) = 219.8 ft

In order to attract more advertisers to the arena during the sports events, the arena plans to offer advertising space as corporate prizes. 720 companies enter. 8 companies win. What is the probability of a company winning? give your answer as a fraction

Answers

720 divided by 8 and then look up the answer to that as a fraction on Google

Answer: [tex]\dfrac{1}{90}[/tex]

Step-by-step explanation:

Given : The total number of companies = 720

The number of companies won = 8

Now, the probability of a company winning is given by ;-

[tex]\text{P(winning)}=\dfrac{\text{Number of company wins}}{\text{ Total companies}}\\\\\Rightarrow\ \text{P(winning)}=\dfrac{8}{720}\\\\\Rightarrow\ \text{P(winning)}=\dfrac{1}{90}[/tex]

Hence, the probability of a company winning  is [tex]\dfrac{1}{90}[/tex].

HELP!!
Which story problem could be solved using the given equation?

1/5x2/3=m
A
Lucas needs a wooden strip that is 2/3 yard long for his boat model. He plans to cut the strip into pieces that are each 1/5 yards long. How many pieces can he cut from the 2/3 yard long strip?
B
Karen measured 2/3 cup of milk for a recipe. She then added another 1/5 cup of the milk to the recipe. How much milk did Karen use in the recipe?
C
Jasmine bought some tiles to put around her patio. Each tile has a length of 2/3 foot and a width of 1/5 foot. What is the area, in square feet, of each tile?
D
Lucas’s kitten is 2/3 foot tall. Jake’s kitten is 1/5 foot taller than Lucas’s kitten. How tall is Jake’s kitten?

Answers

C. Jasmine bought some tiles to put around her patio. . .

They asked for area which is always L x W, which was the give away.

Keri uses the digits 7,5,4 and 8. Help Kerri write down all possible A. 4 digit odd numbers B. 4 digit even numbers. Use digit only once in each number.

Answers

8745, 8475, 7485, 7845, 4857, 4785, 8547, 8457, 5487, 5847, 4597, 4857

7548, 7458, 5478, 5784, 4578, 4758, 8758, 8578, 5784, 5874, 7584, 7854
Final answer:

To write down 4-digit odd and even numbers using the digits 7, 5, 4, and 8, there are 4 possible odd numbers and 2 possible even numbers.

Explanation:

In order to write down all possible 4-digit odd and even numbers using the digits 7, 5, 4, and 8, we need to consider the following:

An odd number always ends with an odd digit, which in this case can only be 7 or 5. So, we have two options: 75 or 57.The remaining two digits can be arranged in any order. We have 2 options for the first digit (4 or 8) and 1 option for the second digit (the remaining digit).Therefore, for 4-digit odd numbers, we have a total of 2 * 2 * 1 = 4 possible numbers: 754, 584, 758, and 578.An even number always ends with an even digit, which in this case is 8. So, we need to choose an even digit for the thousands place. We have one option, which is 4. The remaining two digits can be arranged in any order.Therefore, for 4-digit even numbers, we have a total of 1 * 2 * 1 = 2 possible numbers: 854 and 584.
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