Answer:
I think its 27.
Step-by-step explanation:
If they were 6 and her sister was half her age her sister would be 3. That means her sister is 3 years younger than they are. So if they are 30 all you do is 30 - 3 and you get your answer 27.
Hope this helps!
What is the value of p in the equation?
6(2 + p) + 5p = 89
Answer:
\(6(2 + p) + 5p = 89 \\ 12 + 6p + 5p = 89 \\ 12 + 11p = 89 \\ 11p = 89 - 12 \\ 11p = 77 \\ \frac{11p}{11} = \frac{77}{11} \\ \\ { \boxed{ \boxed{p = 7}}}\)
The probability of two candidates A and B passing an exam are 2/3 and 3/4 respectively find the probability only one will pass at least one will pass
Answer:
\(\rainbow{\rule{10000pt}{900000pt}}\)
(6,450,000,000) + (1.9 x 10 )
what is the sum? show your work
What did you have to do first in order to add the two parts?
Answer:
6,450,000,019
Step-by-step explanation:
(6,450,000,000) + (1.9 x 10)
6,450,000,000 + 19
6,450,000,019
An artist makes a scale drawing of a parallelogram-shaped sculpture. The scale is 10 cm on the drawing for every 8 meters on the sculpture. What is the area of the scale drawing? Show your work.
Answer:
Area of drawing= 0.315 m²
Step-by-step explanation:
Base = 6m
Height = 4.2 m
Area = height* base
Area= 4.2*6
Area= 25.2 m²
The scale is 10 cm on the drawing for every 8 meters on the sculpture.
Which is 10 cm to 800 cm
Or
0.1m to 8m
Arra of sculpture= 25.2 m²
area of drawing= (25.2*0.1)/8
Area of drawing= 0.315 m²
PLS HELP -
transponder for a toll bridge costs $22.50. With the transponder, the toll is $4 each time you cross the bridge. The only other option is toll-by-plate, for which the toll is $5.25 each time you cross the bridge with an additional administrative fee of $1.25 for each crossing. How many times would you need to cross the bridge for the costs of the two toll options to be the same?
You need to cross the bride _ times?
Using linear function you would need to cross the bridge 30 times for the costs of the two toll options to be the same.
What is meant by linear function ?To find out how many times you would need to cross the bridge for the costs of the two toll options to be the same, we need to set up an equation.Let x be the number of times you need to cross the bridge.For the transponder option: 22.50 + 4x = costFor the toll-by-plate option: 5.25x + 1.25x = costSince the costs of the two options need to be equal, we can set the two equations equal to each other and solve for x:22.50 + 4x = 5.25x + 1.25x + 22.504x = 5.25x + 1.25x0.75x = 22.50x = 30So you would need to cross the bridge 30 times for the costs of the two toll options to be the same.To learn more about linear function refer:
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The figure shown has a parallelogram on top and a rectangle below it:
A figure has a rectangular portion, and above the rectangle there is a parallelogram. The length of the rectangle is 42.4 inches, the width of the rectangle is 10.5 inches, and the height of the parallelogram is 12.2 inches.
What is the total area of the figure?
Answer:
The area of the figure is 962.48 and 2 inches
Step-by-step explanation:
Which value of x makes the following equation true?
5.8(x - 4) = -0.2x + 6.8
A. 5
B. 4
C. 8
D. 7
It says: “A French toast recipe uses 2 eggs to make 14 slices of French toast. Brenda wants to make 98 slices of French toast to feed her family and friends. How many eggs will Brenda need to make 98 slices?”
Answer:
14
Step-by-step explanation:
2eggs =14slices
x eggs =98 slices
using cross multiplication,
2 times 98= 14 times X
196=14X
X=196 ÷14
X=14
Therefore,14 eggs is needed to make 98 slices
A ratio shows us the number of times a number contains another number. The number of eggs that Brenda will need to make 98 slices is 14 eggs.
What is a Ratio?
A ratio shows us the number of times a number contains another number.
Given that a French toast recipe uses 2 eggs to make 14 slices of French toast. Therefore, the ratio of number of French toast to number of eggs is,
Number of French toast / Number of eggs = 14 slices / 2 eggs
Now, the number of eggs that Brenda will need to make 98 slices is,
98 slice / Number of eggs = 14 slices / x
x = (98 slices × 2 eggs) / 14 slices
x = 14 eggs
Hence, the number of eggs that Brenda will need to make 98 slices is 14 eggs.
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A new savings account is opened with $400 and gains 3% every year. What is the
exponential function?
For questions 3-4, use the graph of the polynomial function to find the factorization of the polynomial. Assume there is no constant term. 3
3. The factored polynomial is p(x) = (x - 1)(x - 5)
4. The factored polynomial is p(x) = (x + 3)²
What is a polynomial?A polynomial is a mathematical expression in which the power of the unknown is greater than or equal to 2.
3. To factorize the polynomial using the graph, we see that the polynomial cuts the x - axis at x = 1 and x = 5.
This implies that its factors are (x - 1) and (x - 5)
So, the factored polynomial is p(x) = (x - 1)(x - 5)
4. To factorize the polynomial using the graph, we see that the polynomial touches the x - axis at only one point x = -3. So,it has repeated roots
This implies that its factors are (x - (-3)) = (x + 3) twice
So, the factored polynomial is p(x) = (x + 3)²
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4.4 ×10 with the power of 3=
After answering the presented question, we can conclude that The answer for the following expression will be as follows \(4.4 X 10^3 = 4400\)
what is expression ?In mathematics, you can double, divide, add, or subtract something. The following is an expression: Expression, numerical value, and math operator A mathematical expression is made up of numbers, parameters, and functions. Opposing sentences and expressions are possible. An expression, often known as an algebraic expression, is any mathematical statement that contains variables, numbers, and a mathematical action between them. For example, the phrase 4m + 5 is made up of the phrases 4m and 5, as well as the variable m from the above equation, which are all separated by the mathematical sign +.
The answer for the following expression will be as follows
\(4.4 X 10^3 = 4400\)
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What value of n makes the equation true? Show your work.
(-4)¹⁰ / (-4)ⁿ =(-4)² . (-4)²
Answer:
We can start by simplifying the expression on the left side:
(-4)¹⁰ / (-4)ⁿ = (-4)⁹ * (-4) / (-4)ⁿ
Then, we can simplify the expression on the right side:
(-4)⁹ * (-4) / (-4)ⁿ = (-4)⁹ / (-4)ⁿ * (-4)
Now, we can set the two expressions equal to each other:
(-4)⁹ / (-4)ⁿ = (-4)⁹ / (-4)ⁿ * (-4)
Dividing both sides by (-4)⁹ gives us:
1 / (-4)ⁿ = (-4)
Multiplying both sides by -4 gives us:
-4 / (-4)ⁿ = (-4) * (-4)
Simplifying the right side gives us:
-4 / (-4)ⁿ = 16
Dividing both sides by -4 gives us:
1 / (-4)ⁿ = -4
Then, we can solve for n by taking the reciprocal of both sides:
(-4)ⁿ = -4
n = 1
So the value of n that makes the equation true is 1.
need help rn will give brainlyest if correct answer with explaining
unit ratio
Answer:
1. 2 eggs per person 2. 3 dollars for each pound 3. 5 pages each day
Step-by-step explanation:
hope this helps .
Is this a linear line?
Answer:
Yes. The shown graph shows a linear graph because the points are a strong correlation which makes a trend line.
Step-by-step explanation:
Hoped this helped.
Does anyone know this?
Answer:
i think c or b I D K
Step-by-step explanation:
Please help!
Whoever answers right gets brainliest!!!!
Answer:
\(y - 4 = - 3(x - 2)\)
A zip wire runs between two posts, 25m apart. The zip wire is at an angle of 10 degrees to the horizontal. Calculate the length of the zip wire.
∘
to the horizontal. Calculate the length of the zip wire
The length of the zip wire, with a 10-degree angle to the horizontal and a distance of 25 meters between the posts, is approximately 25.35 meters.
To calculate the length of the zip wire, we can use trigonometry. Let's consider the triangle formed by the zip wire, where the horizontal distance between the two posts is 25 meters and the angle between the zip wire and the horizontal is 10 degrees.
Using trigonometric functions, we can determine the length of the zip wire. In this case, we'll use the sine function because we have the opposite side (the vertical distance) and we want to find the hypotenuse (the length of the zip wire).
The formula for sine is:
sin(angle) = opposite / hypotenuse
Rearranging the formula, we have:
hypotenuse = opposite / sin(angle)
In this case, the opposite side is the vertical distance, which is h.
So, the formula becomes:
hypotenuse = h / sin(angle)
To find h, we can use the formula for the length of the zip wire:
h = 25 * tan(angle)
Substituting this into the previous formula, we get:
hypotenuse = (25 * tan(angle)) / sin(angle)
Calculating the value, we have:
hypotenuse = (25 * tan(10°)) / sin(10°)
Using a calculator, we find:
tan(10°) ≈ 0.1763
sin(10°) ≈ 0.1736
Substituting these values, we can calculate the length of the zip wire:
hypotenuse ≈ (25 * 0.1763) / 0.1736 ≈ 25.35 meters
Therefore, the length of the zip wire is approximately 25.35 meters.
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The box-and-whisker plot below represents some data set. What percentage of the
data values are between 90 and 110?
HELP
Answer:
25 percent; each section of the box plot counts as 25%
The value of percentage of the data values are between 90 and 110 is,
⇒ 50%
What is mean by Percentage?A number or ratio that can be expressed as a fraction of 100 or a relative value indicating hundredth part of any quantity is called percentage.
To Calculate the percent of a number , divide the number by whole number and multiply by 100.
Given that;
The box-and-whisker plot below represents some data set.
Now, We get;
Range of data set = 130 - 90
= 40
Hence, The value of percentage of the data values are between 90 and 110 is,
⇒ (110 - 90)/40 x 100
⇒ 20/40 x 100
⇒ 50%
Thus, The value of percentage of the data values are between 90 and 110 is,
⇒ 50%
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Convert 13 to a decimal.
Answer:
13.00?
Step-by-step explanation:
What must be a factor of the polynomial function f(x) graphed on the coordinate plane below?
The factors of the polynomial function f(x) must be x, x + 6 and x + 3
How to determine the factorsFrom the question, we have the following parameters that can be used in our computation:
The graph (see attachment)
On the graph, we have the zeros of the function to be
x = -6, x = -3 and x = 0
Set the equations to 0
So, we have the following representation
x + 6 = 0, x + 3 = 0 and x = 0
This means that the factors are
x, x + 6 and x + 3
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A news agent conducted a survey of business magazine subscribers in a town and found that there was
circulation of only three business magazines. He made the Venn diagram below to show the number of
subscribers to each of the three magazines: Board Review, Strategy and Finance, and Investor Journal
394 subscribers are represented in the venn diagram.
What is venn diagram?Venn diagrams are charts that are used to visually represent relationships between sets, operations on those relationships, and set relationships. The Venn diagram, which uses circles that are overlapped, intersected, and not intersected to depict the relationship between sets, was created by John Venn. A set diagram or a logic diagram is another name for a Venn diagram, which shows a variety of set operations such the intersection, union, and difference of sets.
Additionally, it can be used to set items. a depiction of each relationship between several sets. Any closed figure, such as a circle or a polygon (square, hexagon, etc.), can be used to represent a Venn diagram. However, each group is typically represented as a circle.
according to the venn diagram
196+41+21+52+84 = 394
There are 394 subscribers
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Ashburn Company issued 15-year bonds two years ago at a coupon rate of 8.9 percent. The bonds make semiannual payments. If these bonds currently sell for 113 percent of par value, what is the YTM?
Using an online finance calculator, the yield to maturity (YTM) of the Ashburn Company's bond at a coupon rate of 8.9 percent paying semiannual interest and selling at 113% of par value is 7.45%.
What is the yield to maturity?The Yield to maturity (YTM) is the total return, expressed as an annual rate, anticipated by a bondholder on a bond if it is held until its maturity date.
The maturity date refers to the date when the principal of a fixed investment is repaid at the maturity value.
The yield to maturity can also be computed using the following formula:
YTM = [(Face value/Bond price)1/Time period]-1.
Face (par) value = $100
Bond current price = $113 ($100 x 113%)
Annual coupon rate = 8.9%
Coupon frequency = Semi-annually
Years to maturity = 15 years
Result:
Yield to maturity (YTM) = 7.45%
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Six times the sum of a number and 30 is greater than 27
Inequality: 6(x+30) > 27
solve : 6(x+30) > 27
6x + 180 > 27
-180 -180
6x > -153
Divide by 6
x > -25.5
Hans rented a movie. He started the movie at :1126 p.m., and it ended at :147 a.m. How long was the movie?
Answer: The movie was 2 hours and 21 minutes long.
Step-by-step explanation: The movie started at 11:26 pm and ended at 1:47 am. To find the length of the movie, we need to calculate the difference between the two times, which is 2 hours and 21 minutes. Therefore, the movie was 2 hours and 21 minutes long.
The doctor prescribes Sam a 140 ml bottle of medicine with the instructions to take 5 ml twice a day. How long does the medicine last? Show your solution
Answer:
14 days
Step-by-step explanation:
14
Find x. Round to the nearest tenth.
4
6
5
Answer:
7.5
Step-by-step explanation:
The ratio between the two numbers in each set are the same, so the process used to get from 4 to 6 could also be used to find x. 6/4=1.5, so 4*1.5=6. Multiplying 5 by 1.5 would get x. 5*1.5=7.5, so x=7.5.
The table shows how many children and adults prefer each of two different fruits. How would you find the joint relative frequency of being an adult who prefers watermelon?%0D%0A%0D%0AWatermelon%09Grapes%09Total%0D%0AChild%09132%0985%09217%0D%0AAdult%09111%09117%09228%0D%0ATotal%09243%09202%09445%0D%0A%0D%0AA.%0D%0ADivide 111 by 228.%0D%0A%0D%0AB.%0D%0ADivide 111 by 243.%0D%0A%0D%0AC.%0D%0ADivide 111 by 445.%0D%0A%0D%0AD.%0D%0ADivide 243 by 445.
The joint relative frequency is calculated by dividing the frequency of a specific subset (in this case, the number of adults who prefer watermelon) by the total number of data points.
Here, the specific subset is adults who prefer watermelon, which is 111. The total number of data points is the sum of all children and adults, regardless of fruit preference, which is 445.
So, to find the joint relative frequency of being an adult who prefers watermelon, you would divide 111 by 445.
Hence, the correct answer is:
C. Divide 111 by 445.
-47 + -28 =
Please help
Answer:
your answer should be -75
Question 3 of 5
At the fair, Jamal bought a cone-shaped ice treat. The cone was 10 inches tall and 10 inches in diameter. What was the volume of the
cone?
An airplane on autopilot took 5 hours to travel 3,640 kilometers. What is the unit rate for kilometers per hour?
The unit rate is
kilometer(s) per hour.