The cost of one ft² of grass sod is $3 and the cost of one shrub is $10.
How to solve Algebra Word Problems?Let the cost of grass be g and the cost of shrubs be s.
Pranav spent $90 on 10 ft² of grass sod and 5 shrubs. Thus, the equation that portrays this is;
10g + 5s = 90 -----(1)
Paul spent $50 on 5 ft² of grass sod and 3 shrubs. Thus, the equation that portrays this is;
5g + 3s = 50 ------(2)
Multiply eq 2 by 2 to get;
10g + 6s = 100 -----(3)
Subtract eq 1 from eq 2 to get;
s = 10
Put 10 for s in eq 1 to get;
10g + 5(10) = 90
10g = 40
g = 4
Thus, we conclude that the cost of grass sod and shrubs are the values of s and g above.
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Use the graph of the line to answer the questions
What is an equation of the line in point-slope form?
How can the point-slope form be written in function notation?
Answer:
What is an equation of the line in point-slope form?
y + 1 = (1/3)(x + 2)
How can the point-slope form be written in function notation?
f(x) = (1/3)x - (1/3)
Step-by-step explanation:
Answer:
What is an equation of the line in point-slope form?
y + 1 = (1/3)(x + 2)
How can the point-slope form be written in function notation?
f(x) = (1/3)x - (1/3)
Step-by-step explanation:
Lola has h hats. Polly has triple as many hats as Lola. Darla has eight less hats than Polly.
a. Write an expression for how many hats each person has in terms of h.
Answer:
number of Lola hats = h
number of Polly hats = 3h
number of Darla hats = 3h - 8
Step-by-step explanation:
Lola has h number of hats . Polly has triple as many as Lola . Then Darla has eight number of hat less than Polly. The expression for how many hat each person has in terms of h can be express below.
Let
number of Lola hats = h
number of Polly hats = 3h (recall Polly has triple as many as Lola)
number of Darla hats = 3h - 8(Note Darla has 8 number less of hats than Polly who already have 3h number of hats)
The simplest way to explain this is that Lola has h number of hats. This means she has h number of hats .Polly has triple of Lola hats, this implies that 3 times h of Lola hats is Polly hats. Then finally Darla hats is 8 less than Polly hats. This simply means if you subtract 8 from Polly's hats you have gotten Darla's hats.
There is 14 feet of fencing available to enclose a rectangular region. For what
The maximum area is 12.25 square feet
How to determine the maximum areaFrom the question, we have the following parameters that can be used in our computation:
Perimeter = 14 feet
This means that
P = 2(l + w)
So, we have
2(l + w) = 14
Divide by 2
l + w = 7
Make l the subject
l = 7 - w
The area is calculated as
A = lw
So, we have
A = (7 - w)w
Expand
A = 7w - w²
Differentiate and set to 0
7 - 2w = 0
So, we have
w = 3.5
Substitute w = 3.5 in A = (7 - w)w
A = (7 - 3.5) * 3.5
Evaluate
A = 12.25
Hence, the area is 12.25 square feet
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Complete question
There is 14 feet of fencing available to enclose a rectangular region. For what value of area is the area maximum
Ayuda operaciones y respuesta es para ahora
The perimeter of the given window is 48 centimeter.
From the given figure,
Perimeter of window = 2(Length+Breadth)
= 2(10+14)
= 2×24
= 48 centimeter
Perimeter of house = 2(Length+Breadth)
= 2(37+35)
= 2×72
= 144 centimeter
Perimeter of roof = 2(Length+Breadth)
= 2(37+5)
= 2×42
= 84 centimeter
Therefore, the perimeter of the given window is 48 centimeter.
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I need h e l p
△ABC has a right angle at C, BC=9.2 centimeters, and m∠A=63∘.
What is CA ?
Enter your answer rounded to the nearest tenth in the box.
Answer:
17.8
Step-by-step explanation:
You have to add 9.2 and 63 and the subtract from 90. Hope this helped! <3
You are asked to find the space occupied by the shape below. Will you calculate its area or volume? A cube shape. area volume
Answer:
volume
Step-by-step explanation:
the amount of space enclosed by an object or shape, how much 3-dimensional space
The premium on an insurance policy is 20% for the first year, 15% on the 2nd year, and 10% for the third year. Find the total premium paid for a policy of $40,000.
Given that
The premium on an insurance policy is 20% for the first year, 15% for the 2nd year, and 10% for the third year. And the policy is of $40000
Explanation -
The premium paid for 1st year is 20% i.e
\(\begin{gathered} Premium\text{ for 1st year = 20\% of \$40000} \\ Premium\text{ for 1st year =}\frac{20}{100}\times40000=20\times400=\text{ \$}8000 \\ TOTAL\text{ AMOUNT = \$40000 + \$8000 = \$48000} \\ Prem\imaginaryI um\text{ for 2nd year=15}\operatorname{\%}\text{of}\operatorname{\$}\text{\times48,000} \\ Prem\mathrm{i}um\text{ for 2nd year=}\frac{15}{100}\times48000=15\times480=\text{ \$7200} \\ NEWAMOUNT\text{ = \$48000 + \$7200= \$55200} \\ Prem\mathrm{i}um\text{ for 3rd year=10\% of 55200} \\ Prem\mathrm{i}um\text{ for 3rd year=}\frac{10}{100}\times55200\text{ = }10\times552=\text{ \$5520} \end{gathered}\)So the total premium paid will be $8000 + $7200 + $5520 = $20720
Hence, the final answer will be $20720
Afish tank is 30 inches wide, 12 inches deep, and 18 inches tall Approximately how many gallons of water does it hold if there are 7 48 gallons per cubic foot of water?
39
28
19
Answer: 12
Step-by-step explanation:
HELP PLEASE!!!!!!! A zookeeper wrote down the number of fish each of the ten dolphins in the aquarium ate per day. His results were as follows: 18, 15, 25, 17, 13, 15, 23, 27, 30, and 27. Find the mean absolute deviation of this data set. What does the mean absolute deviation tell you about the dolphins at the aquarium?
The mean absolute deviation is 5.4.
The mean absolute deviation tells us that the variance of each data set is 5.4.
What is the mean absolute deviation?The mean absolute deviation is a measure of variance that determines the average distance between each data point in the dataset and its mean.
The mean absolute deviation = 1/n ∑ l x - m(x) l
The first step is to determine the mean of the data set: (18 + 15 + 25 + 17 + 13 + 15 + 23 + 27 + 30 + 27) / 10
= 210 / 10
= 21
The second step is to determine the absolute difference between the mean and each data point. Then add the result together.
|(18 - 21) + (15 - 21)+ (25- 21) + (17- 21) + (13- 21) + (15- 21) + (23- 21) + (27- 21) + (30- 21) + (27- 21)| = 54
Now, divide the sum by the total numbers in the data set : 54 / 10 = 5.4
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Three cube-shaped boxes are stacked one above the other. The volumes of two of the boxes are 1,331 cubic meters each, and the volume of the third box is 729 cubic meters. What is the height of the stacked boxes in meters?
A.
19
B.
29
C.
30
D.
31
Answer:
D. 31
Step-by-step explanation:
The edge dimension of a cube is the cube root of the volume. For the two boxes that are 1331 m³, the height is ...
∛(1331 m³) = 11 m
For the box that is 729 m³, the height is ...
∛(729 m³) = 9 m
Then the total height of the stack of boxes is ...
11 m + 11 m + 9 m = 31 m
Answer:
31
Step-by-step explanation:
I took the test on Edmentum, have a good day hope it helps :)
There are 60 people waiting for a river raft ride. Each raft holds
15 people. Silvia used the work below to find the number of rafts
needed. Explain how Silvia's work can be used to find the number
of rafts needed.
If there are 60 people waiting for a river raft ride. Each raft holds
15 people. how Silvia's work can be used to find the number
of rafts needed is: total number of people/Number of people holded by each raft.
Number of rafts neededUsing this formula
There are 136 people waiting for a river raft ride each raft holds 8 people.
Number of rafts needed=Number of people/Capacity of raft
Where:
Number of people = 60
Capacity of raft = 15 people
Let plug in the formula
Number of rafts needed=60/15
Number of rafts needed=4 rafts needed
Therefore if raft holds 15 people. how Silvia's work can be used to find the number of rafts needed is: total number of people/Number of people holded by each raft.
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Is 3/4 greater than 8/12
Answer: 3/4 is greater than 8/12.
Step-by-step explanation:
To determine whether 3/4 is greater than 8/12, we can compare the fractions by finding a common denominator and then comparing the numerators.
First, let's find a common denominator for 4 and 12, which is 12. We can convert both fractions to have a denominator of 12:
3/4 = (3/4) * (3/3) = 9/12
8/12 = 8/12
Now we can compare the numerators. Is 9 greater than 8? Yes, 9 is greater than 8.
Therefore, 3/4 is greater than 8/12.
Indigo Depot is having a clearance sale of their summer items. A swimsuit that originally cost $120 before any discount is on sale for 15% off. If the swimsuit is then put on clearance for an additional 40% off the sale price, what is the final price? Round your answer to the nearest cent, if necessary.
Answer:
20
Step-by-step explanation:
Answer:
$61.20
Step-by-step explanation:
15% sale:
$120 - 15%= $120*0.85= $10240% sale:
$102 - 40%= $102*0.6= $61.20The first recorded Olympic game began in 776 called the Asian Olympics games were held every four hours until being abolished by the Roman emperor Theodosius in 393 determine the length of time between the start of the ancient Olympics and the modern Olympics which began in 1896
Answer:
1503 years
Step-by-step explanation:
Although the ancient Games were staged in Olympia, Greece, from 776 BC through 393 AD, it took 1503 years for the Olympics to return. The first modern Olympics were held in Athens, Greece, in 1896.
Given: PQR and PSR are right triangles, PR bisects QPS Prove: PQR=PSR You may use either a two column proof or paragraph proof.
The two triangles are congurent based on the relationship of side angle side (SAS)
Here, we want to prove that the two triangles are congruent.
Since the line PR bisects the angle QPS, we can have two deductions here;
1. The line PR divides te line QS into teo equal halves
2. There is an equal measure of angle on both triangles at the vertice P
Thus, factoring this into consideration, we can have the triangles with the following marked points;
Kindly note that the side PR is common to both triangles
So we have two equal sides and an equal angle
So the relationship of congruency between the two triangles is side angle side which can be written as SAS
Thus we have proven that both triangles are congruent
Find how much money needs to be deposited now into an account to obtain $1,200 (Future Value) in 15 years if the interest rate is 7% per year compounded monthly (12 times per year).
\(~~~~~~ \textit{Compound Interest Earned Amount} \\\\ A=P\left(1+\frac{r}{n}\right)^{nt} \quad \begin{cases} A=\textit{accumulated amount}\dotfill & \$ 1200\\ P=\textit{original amount deposited}\\ r=rate\to 7\%\to \frac{7}{100}\dotfill &0.07\\ n= \begin{array}{llll} \textit{times it compounds per year}\\ \textit{monthly, thus twelve} \end{array}\dotfill &12\\ t=years\dotfill &15 \end{cases}\)
\(1200 = P\left(1+\frac{0.07}{12}\right)^{12\cdot 15} \implies 1200=P\left( \frac{1207}{1200} \right)^{180} \\\\\\ \cfrac{1200}{ ~~ \left( \frac{1207}{1200} \right)^{180} ~~ }=P\implies 421.21\approx P\)
Having trouble with this math problem please help
3 equivalent ratios are 1/2 = 3/6= 4/8
What are equivalent ratio
A ratio which is obtained by dividing or multiplying the numerator and denominator of a ratio by the same number is known as an equivalent-ratio.
In order to find equivalent ratios, we need to make a multiplication or division of both the terms of the given ration which needs to be done by the same non-zero number. It is important to learn as to how to determine the equivalent ratios of a ratio by writing the ratio in the form of fraction. It again needs to be compared by using multiplication and division.
Given:
Number to be chosen = 1 to 9
Each digit can be used once.
We have to find three equivalent ratios.
So,
Considering the simplified ratio to be
1/2 then the three equivalent ratios are
1/2 = 3/6 = 4/8
3/6 when simplified gives 1/2
4/8 when simplified gives 1/2
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FIND EACH LENGHT BELOW ITS AN ALEX ASSIGNMENT UNDER THE CATEGORY SEGMENTS IN CIRCLES
The length in each circle is:
(a) CD = 19.5 units
(b) UZ = 12.8 units
How to find the length in each circle?(a) The Intersecting Secant-Tangent Theorem states that "if two secant lines intersect outside a circle, and a tangent line is drawn from the point of intersection to the circle, then the product of the lengths of the two secant segments is equal to the square of the length of the tangent segment".
Using the theorem, we have:
EC * ED = EG²
6.5 * ED = 13²
6.5ED = 169
ED = 169/6.5
ED = 26 units
ED = EC + CD
26 = 6.5 + CD
CD = 26 - 6.5
CD = 19.5 units
(b) The Secant-Secant Theorem states that "if two secant segments which share an endpoint outside of the circle, the product of one secant segment and its external segment is equal to the product of the other secant segment and its external segment".
Using the theorem above, we can say:
UZ * UW = UX * UY
UZ * 40 = 8 * 64
40UZ = 512
UZ = 512/40
UZ = 12.8 units
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my son is 12 years old and his brother is 6 years time Johnson will be twice as old as his brother how old are they now
Answer:
12
Step-by-step explanation:
Brainly pls
Answer:
12 or 24
Step-by-step explanation:
Son 1 is 12, Son 2 is 6. In 6 years, Son 2 will be 12. However in 12 years, Son 1 will be 24. Your question isn't worded the best for me to figure
out which is supposed to be.
Input/ output
n + 2 * 3 = output
Solve for the unknown. q- 5/6=1 5/6
Answer:
q=8/3
Step-by-step explanation:
First, add 5/6 to both sides to get rid of -5/6 to get q=16/6 then simplify to q=8/3.
Answer:
\(q=2\frac{2}{3}\)
Step-by-step explanation:
The given equation consists of a fraction and a mixed number.
First, convert the mixed number into an improper fraction by multiplying the whole number by the denominator of the fraction, adding this to the numerator of the fraction, and placing the answer over the denominator:
\(q-\dfrac{5}{6}=1 \frac{5}{6}\)
\(q-\dfrac{5}{6}=\dfrac{1 \cdot 6+5}{6}\)
\(q-\dfrac{5}{6}=\dfrac{11}{6}\)
Now, add 5/6 to both sides of the equation to isolate q:
\(q-\dfrac{5}{6}+\dfrac{5}{6}=\dfrac{11}{6}+\dfrac{5}{6}\)
\(q=\dfrac{11}{6}+\dfrac{5}{6}\)
As the fractions have the same denominator, we can carry out the addition by simply adding the numerators:
\(q=\dfrac{11+5}{6}\)
\(q=\dfrac{16}{6}\)
Reduce the improper fraction to its simplest form by dividing the numerator and denominator by the greatest common factor (GCF).
The GCF of 16 and 6 is 2, therefore:
\(q=\dfrac{16\div 2}{6 \div 2}\)
\(q=\dfrac{8}{3}\)
Finally, convert the improper fraction into a mixed number by dividing the numerator by the denominator:
\(q=2 \; \textsf{remainder}\;2\)
The mixed number answer is the whole number and the remainder divided by the denominator:
\(q=2\frac{2}{3}\)
NO LINKS!!
Please help me with these proofs Part 4
Given:
RC ⊥ OK,RK ≅ KSThe triangles ΔKRO and ΔKCO are right triangles with common leg and congruent hypotenuse. It is sufficient for HL (Hypotenuse - leg) congruence. RK and KC are hypotenuse and OK is common leg.
Statement Reason
RC ⊥ OK GivenRK ≅ KS Given∠1 and ∠2 are right angles Definition of perpendicularOK ≅ OK Reflexive property (common side)ΔKRO ≅ ΔKCO HL congruence ProvedProblem 4Given:
LG bisects ∠GFA,∠F ≅ ∠ATo prove FG ≅ AG, we'll first prove the triangles are congruent by AAS as we have one congruent angle pair, one side is common to both triangles, another pair of congruent angles is formed by the angle bisector. The common side is adjacent to one of the congruent angles but not included.
Statement Reason
LG bisects ∠GFA Given∠F ≅ ∠A Given∠1 ≅ ∠2 Definition of angle bisectorLG ≅ LG Reflexive property (common side)ΔLGA ≅ ΔLGF AAS congruenceFG ≅ AG CPCTCProvedHow many 20kobo make up #20
Answer:
100
Step-by-step explanation:
#20 naira - 20 * 100
= 2000kobo
2000/20
100
QED✅✅
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Choose the correct simplification of the expression (4x3y2z4)(2x3y4z3)
Answer:
\(=8x^6y^6z^7\)
Step-by-step explanation:
\((4x^3*y^2*z^4)(2x^3*y^4*z^3)\\\mathrm{Apply\:exponent\:rule}:\quad \:a^b\cdot \:a^c=a^{b+c}\\\:a^c=a^{b+c}\\=4y^2z^4\cdot \:2x^{3+3}y^4z^3\\\mathrm{Add\:the\:numbers:}\:3+3=6\\=4y^2z^4\cdot \:2x^6y^4z^3\\\mathrm{Apply\:exponent\:rule}:\quad \:a^b\cdot \:a^c=a^{b+c}\\y^2y^4=\:y^{2+4}\\=4z^4\cdot \:2x^6y^{2+4}z^3\)
\(\mathrm{Apply\:exponent\:rule}:\quad \:a^b\cdot \:a^c=a^{b+c}\\z^4z^3=\:z^{4+3}\\=4\cdot \:2x^6y^6z^{4+3}\\\mathrm{Add\:the\:numbers:}\:4+3=7\\=4\cdot \:2x^6y^6z^7\\\mathrm{Multiply\:the\:numbers:}\:4\cdot \:2=8\\=8x^6y^6z^7\)
A line that includes the point (–1,4) has a slope of 1/4. What is its equation in SLOPE-INTERCEPT form?
Step-by-step explanation:
\(y - y_1 = m.(x - x_1)\)
\(y - 4 = \frac{1}{4} (x - ( - 1))\)
\(y = \frac{1}{4} x + \frac{1}{4} + 4\)
\(y = \frac{1}{4} x + 4 \frac{1}{4} \: \: or \: \: y = \frac{1}{4} x + \frac{17}{4} \)
Help with number 8 please
The simplification of the expression, ∛8x⁴y⁸ / 125 is \(\frac{2\sqrt[3]{x^{4}y^{8} } }{5}\).
How to solve an exponential expression?The exponential expression can be solved as follows:
Therefore, let's simplify the expression.
To simplify the expression we have to deal with the exponential by applying it laws and also the cube root.
∛8x⁴y⁸ / 125
let's solve them individually,
125 = 5³ = 5 × 5 × 5
8 = 2³ = 2 × 2 × 2
Therefore,
∛8x⁴y⁸ / 125 = \(\frac{2\sqrt[3]{x^{4}y^{8} } }{5}\)
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Which of the following is the equation of the function f(x) graphed above? A. ƒ(x) = x(x − 2)²(x − 1)(x + 1) B. f(x) = (x - 2) (x − 1)(x + 1) c. f(x)= x(x - 2)²(x − 1)(x + 1) + 1)² D. f(x) = (x - 2)²(x - 1)(x - 1)^ E
50 Points! Multiple choice algebra question. Photo attached. Thank you!
Answer:
A) 5
Step-by-step explanation:
...................................
The answer is A)5
A cell phone measures 10 cm long, 6 cm long, and 2 cm high. What is the volume of the cell phone?
Answer: 120cm
Step-by-step explanation:
Multiply length x width x height
10 x 6 x 2 is equal to 120, so the volume is 120cm or centimetres.
Answer:
10cmx6cmx2cm
6x2=12
12×10=120cm
A baby girl weighed 18 lb 10 oz at 11 months and 20 lb 2 oz at 12 months. How much weight did the baby gain during this month?
Answer:
1 lb 8 oz
Step-by-step explanation:
The weight gain was the difference between the current weight and the beginning weight: 20 lb 2 oz less 18 lb 10 oz. Since 10 oz is less than 2 oz, we must 'borrow" 1 lb, or 16 oz, to be able to perform the subtraction. Thus, 20 lb 2 oz becomes 19 lb + 16 oz + 2 oz, or 19 lb 18 oz.
Then the indicated subtraction comes out to 1 lb 8 oz, which represents the baby's weight gain over the past month.