Answer:
the unit cost per rubber tile is $$$$$$$$$$$$$6
Step-by-step explanation:
..
Amy and alexis share a pizza. amy eats 4/9 and alexis eats 5/12 how much of the pizza is left ? give you answer in the simplest form.
Exact Form:
5
27
Decimal Form:
0.
¯¯¯¯¯¯
185
i hope this helps please have a nice day/night
Answer:
Exact Form:
5
27
Decimal Form:
0.
¯¯¯¯¯¯
185
i hope this helps please have a nice day/night
Step-by-step explanation:
Find the value of x.
Round to the nearest tenth.
B
29
26
X
Α'
C
50
x = [?]°
Law of Cosines: c² = a² + b² - 2ab cos C
Please Help
The measure of the missing angle x is 23.22 degrees
Cosine ruleThe expression for representing cosine rule is expressed as:
c² = a² + b² - 2ab cos C
Given the following parameters
a = 26
b = 50
c = 29
Substitute
c² = a² + b² - 2ab cos C
29² = 26² + 50² - 2(26)(50) cos C
841 = 676 + 2500 - 2600cosC
2335 =2600cos C
cos C = 2335/2660
C = 23.22 degrees
Hence the measure of the missing angle x is 23.22 degrees
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Answer:
23.2 is the correct answer given you need to round to the nearest tenth.
Leah's family took a road trip to Mount Rushmore. Leah fell asleep 44% of the way through the trip. If Leah fell asleep after they had travelled 132 miles, what was the total length of the trip?
How you do it is add the 44% of 132 to 132 (132 + (132×44%))
First you have to find out how much 44% is. Change it into decimal form (0.44) and then multiply the two together. 132 × 0.44 is 58.08 miles. Then you add that to the rest of the trip, 132 miles. (132 + 58/08 is 190.08)
A square has a side length 9 cm.
What is its area?
area of square = s×s
9×9
81cm²
hope it helps...!!!
Answer:
81 cm^2
Step-by-step explanation:
A square is a 2d shape with side lengths all the same.
To find the area, all you need is one side length, which is 9cm in this case.
Then you just square the number (9 x 9) to get 81 cm^2 (centimetre squared).
Connie Nardelli rents a car for $27 per day. The total cost is a function of the number of days she rents the car. How much will she pay for an 8-day rental? Write an equation for the function. Describe the domain and range of the function. Solve the problem.
The equation is y = 27x. The amount she pays for an 8-day rental will be $ 216. Then the domain and range will be (0, ∞) and (0, ∞).
What is the linear system?A linear system is one in which the parameter in the equation has a degree of one. It might have one, two, or even more variables.
Connie Nardelli rents a car for $27 per day.
The total cost is a function of the number of days she rents the car.
Let x be the number of days ad y be the total rent cost.
Then the equation will be
y = 27x
The amount she pays for an 8-day rental will be
y = 27 × 8
y = 216
The domain and range will be (0, ∞) and (0, ∞).
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Please Help I Don't Understand
Answer:
90
Step-by-step explanation:
The angles are on either side of the line are in proportion.
Hence,
⇒ [tex]\frac{10}{8} = \frac{x}{72}[/tex]
⇒ [tex]\frac{5}{4} = \frac{x}{72}[/tex]
⇒ [tex]x = \frac{5 \times 72}{4}[/tex]
⇒ [tex]x = 5 \times 18[/tex]
⇒ x = 90
Let's see
[tex]\\ \rm\Rrightarrow \dfrac{8}{10}=\dfrac{72}{x}[/tex]
[tex]\\ \rm\Rrightarrow \dfrac{4}{5}=\dfrac{72}{x}[/tex]
[tex]\\ \rm\Rrightarrow 4x=360[/tex]
[tex]\\ \rm\Rrightarrow x=90[/tex]
Solve the system.
3x + 4y = 7
2x-y=1
What does x and y equal
Answer:
x=1 y=1
Step-by-step explanation:
Let's use the elimination method.
3x+4y=7
2x-y = 1 (multiply both sides by 4)
8x-4y=4
3x+4y=7
(add both equations together)
11x=11
x=1
Plug x=1 into either of the equations
2(1) - y=1
2-y=1
2=1+y
y=1
What is the volume of this sphere?
Use ≈ 3.14 and round your answer to the nearest
hundredth.
10 m
cubic meters
Step-by-step explanation:
volume of a sphere is given by 4/3 × pi × r³
hence, the answer is 523.33
comment if you have any doubts
Work Shown:
[tex]V = (4/3)*\pi*r^3\\\\V \approx (4/3)*3.14*5^3\\\\V \approx 523.33\\\\[/tex]
find an equation of the circle that has center (-5, 0) and passes through (4, -6).
PLEASE HELP !!!!
Answer:
[tex](x+5)^2+y^2=117[/tex]
Step-by-step explanation:
Equation of a circle
[tex](x-a)^2+(y-b)^2=r^2[/tex]
(where (a, b) is the center and r is the radius)
Given:
center = (-5, 0)[tex]\implies (x-(-5))^2+(y-0)^2=r^2[/tex]
[tex]\implies (x+5)^2+y^2=r^2[/tex]
To find r², input the coordinates of the given point (4, -6) into the equation:
[tex]\implies (4+5)^2+(-6)^2=r^2[/tex]
[tex]\implies 81+36=r^2[/tex]
[tex]\implies r^2=117[/tex]
Therefore, the equation of the circle is:
[tex]\implies (x+5)^2+y^2=117[/tex]
Answer:
Standard form = (x + 5)² + y² = 117
General Form = x² + 10x + y² - 92 = 0
Explanation:
(x - h)² + (y - k)² = r²
center: (h, k)Find radius using:
[tex]\sf Distance \ between \ two \ points = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}[/tex]
[tex]\rightarrow \sf radius : \sqrt{(-5-4)^+(0-(-6))^2} \ = \ 3\sqrt{13} \ \ units[/tex]
Find equation inserting values: Given center: (-5, 0)
⇒ (x - (-5))² + (y - 0)² = (3√13)²
⇒ (x + 5)² + y² = 117
⇒ x² + 10x + 25 + y² - 117 = 0
⇒ x² + 10x + y² - 92 = 0
A glass marble has a diameter of 18 millimeters. What is the approximate volume of the marble? Use 3.14 for .
A.
3,052.08 cubic millimeters
B.
1,356.48 cubic millimeters
C.
24,416.64 cubic millimeters
D.
339.12 cubic millimeters
The volume of the sphere is 3,052.08 cubic millimeters. The correct answer is A.
What is the volume of sphere?If the given sphere is of radius r units, then its volume is given as:
[tex]V= \dfrac{4}{3} \pi r^3 \: \rm unit^3[/tex]
A glass marble has a diameter of 18 millimeters.
The radius is 9
[tex]V= \dfrac{4}{3} (3.14) (9)^3 \: \rm unit^3\\\\V = 3,052.08 cubic millimeters[/tex]
The volume of the sphere is 3,052.08 cubic millimeters. The correct answer is A.
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HELP!!! 100 PNTS+BRANLIEST TO QUICK AND CORRECT ANSWER!!!!!!!!
In the small town of Middleton, there are only two restaurants that serve pizza- a small family owned Italian restaurant and a new franchise pizza restaurant. In a recent review of the franchise, a food critic reported that the pizza was delicious as promised. The only negative review that the franchise received from the critic was in reference to the inaccurate delivery time quoted during the online order process. In response to the article, the franchise owner used a program to analyze the online pizza orders that took place during the week before the review. He chose to track the orders at 6pm each day. He recorded his results in the frequency table below. Use the frequency table to create a box and whisker plot of the On Time data values. In your final answer, include all calculations necessary to create the box and whisker plot. Use the frequency table to create a box and whisker plot of the Late data values. In your final answer, include all calculations necessary to create the box and whisker plot.
Answer:
Yes
Step-by-step explanation:
1. Yes , the data franchise owner is collecting, will be helpful in order to counter the criticism from the critic. As he has a record for every delivery they are making on daily basis.
2. The scenario is that for every fifth customer , the owner cross the four lines he makes. Thus a pack of five and easy to remember. As the data on regular week days is less, As can do the same for the third customer. Crossing the 2 lines for 3rd customer.
3. With this provision of crossing the third customer, the owner can have a better check on the late delivery. As it will bring in his notice earlier as compared to fifth crossing.
4. With the data as provided in the table, we can come to the conclusion that on weekends , i.e. both on time delivery and late deliveries are high in numbers. It must be because of high demand on that days. So owner must make some provision like hiring some more delivery boys for weekend in order to reduce the late deliveries.
4 3/5 - 2 5/6
[four and three fifths minus two and five sixths]
(I got 2 and 7 thirtieths but my teacher had 1 and 23 thirtieths, help?]
Hey there!
4 3/5 - 2 5/6
= 23/5 - 17/6
= 53/30
≈ 1 23/30
Therefore, the answer should be:
53/30
OR
1 23/30
(Either should work because they are equivalent to each other)
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)
Value of the given mixed fraction [tex]4\frac{3}{5} -2\frac{5}{6}[/tex] is equals to [tex]1\frac{23}{30}[/tex] .
What is mixed fraction?" Mixed fraction is defined as the fraction representing whole fraction along with the quotient and remainder."
Convert mixed fraction into improper fraction
[tex]m\frac{p}{q} = \frac{q*m+p}{q}[/tex]
According to the question,
Given mixed fraction,
[tex]4\frac{3}{5} -2\frac{5}{6}[/tex]
Convert mixed fraction into improper fraction we get,
[tex]=\frac{23}{5} -\frac{17}{6} \\\\=\frac{138-85}{30} \\\\=\frac{53}{30}\\ \\= 1\frac{23}{30}[/tex]
Hence, value of the given mixed fraction [tex]4\frac{3}{5} -2\frac{5}{6}[/tex] is equals to [tex]1\frac{23}{30}[/tex] .
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The slope of a line is 3. The y intercept of the same line is -12
Complete the slope intercept form equation
Answer:
y = 3x - 12
Step-by-step explanation:
Forming the slope-intercept equation :
y = mx + b
m = slopeb = y-interceptSubstitute m = 3 and b = -12 in the equation :
y = 3x - 12Answer:
y = 3x - 12
Step-by-step explanation:
The slope intercept form of a line is y = mx + b, where m is the slope and b is the y intercept. Here, m = 3 and b = -12. Therefore, the slope intercept form for this line is y = 3x - 12.
HELP PLEASE I WILL MARK BRAINLIEST
a straight line has gradient -2 and passes through the point (-3 , 10).
work out the equation of the line
give your answer in the form y=mx+c
Answer:
y = 4 - 2x
Step-by-step explanation:
That is the formula, in y = a + mx but it you want it in y = mx+c, it is y = -2x + 4
On a piece of paper, draw a box plot to represent the data.
Then determine which answer choice matches the box plot
you drew.
12, 14, 17, 23, 25, 30, 32, 37, 38, 40, 41
Please Help I Don't Understand!
The value of x is 8 from the diagram given.
How do you calculate the sides of similar triangles?The corresponding sides of a similar triangle are said to be in proportion if and only if the corresponding angle are also equal.
To calculate the side of line x (|x|), we have to determine the ratios of the corresponding sides as:
[tex]\mathbf{\dfrac{BC}{DC} = \dfrac{AC}{EC}}[/tex]
[tex]\mathbf{\dfrac{x}{10} = \dfrac{12}{15}}[/tex]
x = 120/15
x = 8
Therefore, we can conclude that the value of x is 8.
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Sean operates a lawn-cutting business. He charges $15 for a single lawn and $25 for a front and back lawn. Sean made $475 from 25 customers.
Write a system of equations
The system of equations that models the given situation is given as follows:
x + y = 25.15x + 25y = 475.What is a system of equations?A system of equations is when two or more variables are related, and equations are built to find the values of each variable.
In this problem, the variables are given as follows:
Variable x: Number of single lawns cut.Variable y: Number of front and back lawns cut.He had 25 customers, hence:
x + y = 25.
He charges $15 for a single lawn and $25 for a front and back lawn, and made a total of $475, hence:
15x + 25y = 475
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Simplify the following expression:
(x+3)-[(x+2)(x³ - 1)]
O A. - x4 - 2x - x+2
OB. -x-2x³ +2x+5
OC. --2x³ +1
OD. -x-2x²+2x+5
Simplification form of the provided expression is -x⁴-2x³+2x+5 option (B) is correct.
What is an expression?It is defined as the combination of constants and variables with mathematical operators.
The options are:
A) -x⁴ - 2x - x + 2
B) -x⁴ - 2x³ + 2x + 5
C) -2x³ + 1
D) -x - 2x² + 2x + 5
We have an expression:
= (x + 3) - [(x + 2)(x³ - 1)]
[tex]\rm =x+3-\left(x+2\right)\left(x^3-1\right)[/tex]
[tex]\rm =x+3-x^4+x-2x^3+2[/tex]
[tex]\rm =-x^4-2x^3+2x+3+2[/tex]
[tex]\rm =-x^4-2x^3+2x+5[/tex]
Thus, simplification form of the provided expression is -x⁴-2x³+2x+5 option (B) is correct.
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At what distance above the ground was the shot fired? Show your work.
Answer:
51.63 ft
Step-by-step explanation:
Tangent 25 = opposite / adjacent
tan 25 = height/100
Height = 100 tan 25 = 46.63 feet ABOVE the head of the victim
victim head height = 5 ft
46.63 + 5 = 51.63 ft
Draw a picture to show the value of 5 x (3 + 7)
How many times as big is 5 x (3 + 7) as (3 + 7)? How do you know?
Solve-2x6x + 9.
A. x > -3
B. x < -5
OC. x>-5
D. x <-3
Step-by-step explanation:
please mark me as brainlest
Smita types 5400 words per hour. How many words does she type per minute?
Answer:
here we have to divide the number of words per hour to the number of minutes per hour.
Step-by-step explanation:
5400÷60
=90.
therefore in a minute she types 90 words.
HOPE IT HELPS.BRAINLIEST4 out of every 7 students in a school eat a packed lunch. The rest eat a school meal.
Which of the following statements is correct?
47% of students eat a school meal
The ratio of school meal to packed lunch is 7 : 4
The ratio of packed lunch to school meal is 4 : 3
56% of students eat a packed lunch
A pumpkin farmer collects 20 pumpkins randomly sampled from his pumpkin patch and weighs them. the mean
weight of the pumpkins is 26 lb. he wonders whether the weight of his pumpkins follows a normal distribution.
which answers are clear signs that the pumpkin weights are not normally distributed?
select all that apply.
the median pumpkin weight is 26 lb.
the median pumpkin weight is 35 lb.
75% of pumpkins in the sample have weights higher than the me
mean.
the median pumpkin weight is 10 lb.
about 68% of pumpkin weights are within one standard deviation of the mean.
The true statement about the pumpkin include:
the median pumpkin weight is 10 lbthe median pumpkin weight is 35 lb75% of pumpkins in the sample have weights higher than the mean.What is a median?The median is a value or quantity lying at the midpoint of a frequency distribution of observed values or quantities.
Here, the median pumpkin weight is 35 lb and 75% of pumpkins in the sample have weights higher than the mean.
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PLEASE HELP WITH THE PHOTO LINKED IM REALY BAD AT NEGATIVE NUMBERS!!!
Answer:
B
Step-by-step explanation:
When you have a double negative (ie. 5 -(-10)) they cancel eachother out and become a plus. If you have + and - together, its always a minus, if you have + and + or - and -, its always plus.
Since in 4-(-3), the two minuses cancel each other out and become a plus, you move 3 to the right, since right is the positive direction.
subtracting a negative number changes the equation to an addition.
4 -(-3) becomes 4 + 3 = 7
you would start at 4 and move 3 places to the right.
the answer is B.
find the volume to the nearest tenth
three numbers are in the ratio 1:3:5 and their sum is 270. find the largest number.
Answer:
150
Step-by-step explanation:
Let :
⇒ The numbers can be denoted as x, 3x, and 5x
=============================================================
Solving :
⇒ It mentions their sum is 270
⇒ x + 3x + 5x = 270
⇒ 9x = 270
⇒ x = 30
=============================================================
Largest number :
⇒ 5x
⇒ 5(30)
⇒ 150
Answer :
Largest number is 150.Step by step explaination :
Here we have been given with the ratio of three numbers that is 1 : 3 : 5. So let us assume a common factor for them , we are assuming it as y.
Therefore,
First number = 1 → 1 × y = 1y Second number = 3 → 3 × y = 3yThird number = 5 → 5 × y = 5ySum of them is 270 :
>> 1y + 3y + 5y = 270
>> 4y + 5y = 270
>> 9y = 270
>> y = 270 / 9
>> y = 90 / 3
>> y = 30
Henceforth, value of y is 30.
★ Finding out first number :-
>> First number = 1y
>> First number = 1 × 30
>> First number = 30
★ Finding out second number :-
>> Second number = 3y
>> Second number = 3 × 30
>> Second number = 90
★ Finding out third number :-
>> Third number = 5y
>> Third number = 5 × 30
>> Third number = 150
What is the median of this data set? A. 56 B. 75 C. 45 D. 61
ASAP 55POINT
Answer:
ok soo
Step-by-step explanation:
45, 56, 61, 75
middle of 56 and 61 add them so 117 then half 117 which is 58.5-
match each pair of rational numbers with their sum
The matched pair of rational numbers are as follows;
[tex]\frac{-2}{a^{2}b }+\frac{2}{ab^{2} } = \frac{2(a-b)}{a^{2}b^{2} }[/tex]
[tex]\frac{1}{2ab} +\frac{-1}{4a^{2} b^{2} } =\frac{2ab-1}{4a^{2}b^{2} }[/tex]
[tex]\frac{2}{a^{2} b^{3} } +\frac{-2}{ab} =\frac{2(1-ab^{2} )}{a^{2} b^{3} }[/tex]
[tex]\frac{1}{ab^{3} } +\frac{-1}{a^{2} b} =\frac{a-b^{2} }{a^{2}b^{3} }[/tex]
How to simplify rational numbers?The matched pair of rational numbers are as follows:
[tex]\frac{-2}{a^{2}b }+\frac{2}{ab^{2} } = \frac{-2b+2a}{a^{2} b^{2} } = \frac{2(a-b)}{a^{2}b^{2} }[/tex]
[tex]\frac{1}{2ab} +\frac{-1}{4a^{2} b^{2} } =\frac{2ab-1}{4a^{2}b^{2} }[/tex]
[tex]\frac{2}{a^{2} b^{3} } +\frac{-2}{ab} =\frac{2 - 2ab^{2} }{a^{2}b^{3} } =\frac{2(1-ab^{2} )}{a^{2} b^{3} }[/tex]
[tex]\frac{1}{ab^{3} } +\frac{-1}{a^{2} b} =\frac{a-b^{2} }{a^{2}b^{3} }[/tex]
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