Answer:1 inch per minute in/min = 0.017 inches per second in/sec
Step-by-step explanation:
At a little-known vacation spot, taxi fares are a bargain. A 64-mile taxi
ride takes 72 minutes and costs $57.60. You want to find the cost of a 49-mile taxi ride. What unit
price do you need?
We need unit price per mile
Spare way
But we can solve it through ratios if time is same
64/57.6=49/x1.12=49/xx=49/1.12x=$43.75Answer:
$44.10
Step-by-step explanation:
Method 1Given:
64 miles = $57.60To find the cost per mile, divide the total given cost by the given number of miles:
⇒ Cost per mile = $57.60 ÷ 64 = $0.90
To find the cost of a 49 mile tax ride, multiply the cost per mile by 49:
⇒ Cost of 49 mile tax ride = $0.90 × 49 = $44.10
Method 2We can use ratios of cost to miles to find the solution.
Let x = cost of a 49 mile taxi ride
\(\begin{aligned}\sf \$57.60:64 & = \sf x:49\\\sf \dfrac{57.6}{64} & =\sf \dfrac{x}{49}\\\sf 57.6(49) & = \sf 64x\\\sf 2822.4 & = \sf 64x\\ \sf x&= \sf \dfrac{2822.4}{64}\\ \sf x & = \sf \$44.10\end{aligned}\)
write an ordered pair corresponding to the point
Answer: (3,-3)
Step-by-step explanation:
Solve the system of equation. Show your work.
-6x+4y=-28
-9x+5y=-33
Linear math equations pls help will give brainlest
Answer:
Problem 21:
Slope = -3
y-intercept = (0, 7)
Problem 23:
Slope = 1
y-intercept = (0, -2)
Problem 22:
Slope = \(\frac{2}{3}\)
y-intercept = (0, 1)
Step-by-step explanation:
In the slope formula, the coefficient of x (the number times x) is the slope. The number added or subtracted from it is the y-intercept.
In problem 21, -3 is the coefficient of x, so thats the slope. 7 is what's being added, so that is the y-intercept.
In problem 23, 1 is the coefficient of x (a singular x is the same as 1, or -1 if the variable is negative), so thats the slope. -2 is what's being subtracted, so that is the y-intercept.
In problem 22, \(\frac{2}{3}\) is the coefficient of x, so thats the slope. 1 is what's being added, so that is the y-intercept.
hope this helps!
In need of help!! Determine if the equation given in slope-intercept form represents the graph. If the equation is correct support your reasoning with why it is correct. If the equation is incorrect, give the correct slope-intercept form equation explaining how you determined it.
The equation is accurate. A line's slope and y-intercept are expressed in the form y is mx + c, where m is the slope and c is the y-intercept.
What does a line's slope-intercept form look like?A line's slope and y-intercept are expressed in the form y = mx + c, where m is the slope and c is the y-intercept.
y = (3/2)x + 1 is the given equation for the line.
Add x = 0 to the above equation, y = (3/2)(0) + 1 y = 1, to determine the line's y-intercept.
Take note that the line's graph's y-intercept is also 1.
The line's graph includes points (2,4).
Put the coordinates of the location into the above equation to see if it matches the coordinates of (2,4) or not:
4 = (3/2)(2) + 1
4 =4
The equation is accurate.
Consequently, it can be claimed that the following equation reflects the graph.
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7.
If one United States dollar is worth $6.46 in yen (Chinese currency) in Euro money,
how much is $100 in Yen worth in United States money, to the nearest cent?
Answer:
$15.48
Explanation:
100 ÷ 6.46 = 15.479876
2. Perform the following multiplication: (+5)(-2)(+7)(-4)(-1)
Answer:5
Step-by-step explanation:
How many solutions does this system have? no solutions one unique solution O O two solutions O or an infinite number of solutions
Answer:
no solutions
Step-by-step explanation:
the equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
equation of blue line is y = x + 2 , in slope- intercept form
with slope m = 1
equation of red line is y = x - 3 , in slope- intercept form
with slope m = 1
• Parallel lines have equal slopes
then the blue and red lines are parallel.
the solution to the system is at the point of intersection of the 2 lines
since the lines are parallel then they do not intersect each other.
thus the system shown has no solution.
Anyone willing to answer this question
Answer:
D
Step-by-step explanation:
m=y2-y1/x2-x1
23-3=20
11-1=10
20/10=2 the slope is two
to find the y-intercept we need to use the equation y=m(x)=b
23=2(11)=b
2*11=22
23-22=1
1=b
it seems like all of the examples have the same slope and y-intercept so it's all the above.
hope this helps :3
$500 is invested in an account earning 7% interest compounded quarterly. Find the value
after 8 years.
The amount of the investment after 8 years will be, $4,357.64
Given, $500 is invested in an account earning 7% interest compounded quarterly.
We have to find the value of the invested amount after 8 years,
as, Amount = P(1 + r/100)^t
where, P is the amount of money invested, r is the rate of interest and t is the amount of time
Amount = 500(1 + 7/100)^(8×4)
Amount = 500(1.07)^32
Amount = 500×8.715
Amount = 4,357.635
So, the amount of the investment after 8 years will be, $4,357.64
Hence, the amount of the investment after 8 years will be, $4,357.64
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Which statement about AABC and ADEF is true?
Answer: D.
hope this helps
What is the missing terms in arithmetic sequence
1. ,5,__,-5
2. ,4,__,-6,
3. ,3,__,__,__,23
Answer:
1.0
2.-5
3.8,13,18
Step-by-step explanation:
1. 0
2. -5
3. 8,13,18
In the diagram at right, DE is a midsegment of triangle ABC. If the area of triangle ABC is 96 square units, what is the area of triangle ADE? Explain how you know.
The area of triangle ADE is,
⇒ A = 48 square units
We have to given that,
In the diagram , DE is a midsegment of triangle ABC.
And, The area of triangle ABC is 96 square units
Now, We know that,
Since DE is a midsegment of triangle ABC, it is parallel to AB and half the length of AB. Therefore, DE is half the length of AB.
Hence, the area of triangle ADE is half the area of triangle ABC,
That is,
A = 96 / 2
A = 48 square units
Thus, The area of triangle ADE is,
⇒ A = 48 square units
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Jeff's shipping service charges $8 for the first package and $2 for each additional package. Use a linear equation to determine the cost to ship 8 packages.
Answer: 22
Step-by-step explanation:
The linear equation to determine the cost to ship 8 packages is x=22.
Given that, Jeff's shipping service charges $8 for the first package and $2 for each additional package.
What is a linear equation?In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.
A linear equation is an equation in which the highest power of the variable is always 1. It is also known as a one-degree equation. The standard form linear equation is Ax+B=0.
Let the total charge be $x.
Now, x=8+(8-1)2
⇒x=8+14
⇒x=22
Therefore, the linear equation to determine the cost to ship 8 packages is x=22.
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The wind speed in mph was measured every six hours
Answer:
25 transwind
Step-by-step explanation:
the wind speed in your country is probably 4cm and in the next six hours is going to change to carbon dioxide speed which is 25 transpiring
Answer:
the mean is 7.2 and the median is 8
Step-by-step explanation:
when you add up all the data you will get 36 which you divide by 5 since there are 5 different values.This will result to 7.2 as your final answer .Whereas for the median out of the 5 numbers the median would be the 3rd number which when you order them from smallest to largest it would be 8.
Which point represents the fourth bus stop
A. (11,8)
B. (13,12)
C. (15,10)
D. (19,12)
Answer:
The answer is (19,12)
The radius of a circle is 4 miles. What is the length of a 45° arc?
45°
r=4 mi
The length of a 45° arc with a radius of 4 miles is approximately 3.14 miles, calculated using the formula for arc length.
To determine the length of a 45° arc given a radius of 4 miles, we can use the formula: Arc length = (angle measure / 360°) x 2πr, where r is the radius of the circle and π is a constant equal to approximately 3.14.
Substituting the given values into the formula, we get: Arc length = (45° / 360°) x 2π(4 mi)Arc length = (1/8) x 2π(4 mi)Arc length = (1/8) x 8π Arc length = π
The length of the 45° arc is approximately 3.14 miles.
Summary: To find the length of a 45° arc of a circle, we use the formula: Arc length = (angle measure / 360°) x 2πr. Given a radius of 4 miles, we can substitute the values into the formula to get the length of the 45° arc, which is approximately 3.14 miles.
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the expression negative five eighths times k minus 8 plus the expression 2 plus one third times k
7 over 24 times k plus negative 6
negative 4 over 11 times k plus negative 10
negative 7 over 24 times k plus negative 6
negative 23 over 24 times k plus negative 10
After solving the expression, the value is negative 7 over 24 times k plus negative 6. Therefore, option C is correct.
What is an expression?Mathematical actions are called expressions if they have at least two terms that are related by an operator and include either numbers, variables, or both. Adding, subtraction, multiplying, and division are all reflection coefficient operations.
A mathematical operation such as reduction, addition, multiplication, or division is used to integrate terms into an expression.
As per the given statement for the expression,
-(5/8)k - 8 + 2 + (1/3)k
Take LCM as 24 and solve the equation,
(-7k - 144) / 24
= (-7/24)k - 6
Therefore, this concludes that option C is correct.
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In cricket, one over consists of 6 balls being bowled. Determine the number of overs bowled if 120 balls are bowled. it form (2)
Based on the proportionate ratios of 1:6, the number of overs bowled if 120 balls are bowled is 20.
What is proportion?Proportion describes two ratios equated to each other.
Proportional values are like fractional values and can be depicted in percentages or fractions.
The ratio of one over and balls bowled = 1:6
This implies that for every 6 balls being bowled, one goes over.
Proportionately, for 120 balls bowled, the number of overs will be = 20 (120/6 x 1)
Thus, if one over consists of 6 balls being bowled, proportionately, the number of overs bowled if 120 balls are bowled is 20.
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In Jameson's drawing, the nose cone has an area of square inches, each of the fins has an area of square inches, and the total area of the drawn rocket is square inches.
In Jameson's drawing, the nose cone has an area of 5 square inches. Each of the fins has an area of 3 square inches and the total area of the drawn rocket is 22 square inches.
How to complete the blanksFrom the question, we have the following parameters that can be used in our computation:
The drawing (see attachment)
The area of the nose cone is
Area = 1/2 * 5 * 2
Area = 5 square inches
For the fin, we have
Fin = 1/2 * 3 * 2
Fin = 3 square inches
Lastly, we have
Total area = (4 + 2 + 1) * 2 + 5 + 3
Total area = 22 square inches
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Desmond is 5 inches taller than Niki.
If we let
represent Niki's height in inches, write an algebraic expression for Desmond's height.
What is the coefficient of 4x^2 ?
EXPLORE ACTIVITY 2
TEKS 7.13.8
Analyzing a Family Budget
One way to present a budget is in a circle graph. You can see at a glance which
categories take the greatest part of the family's resources. You can also work
backward from a circle graph to figure out exactly how much money is in each
category.
Use the circle graph to complete
the table for the Baker family's
monthly budget. Their net
monthly income is $4,000.
STEP 1)
STEP 2
STEP 3
STEP 4
STEP 5
432 Unit 7
Enter the income in the table.
Enter the percent or amount of money for each
category from the circle graph in the table.
Calculate the amount of money or the percent
for each category in the table.
Determine which expenses are fixed and
which are variable. Place X's in the appropriate
columns.
Complete the Amount Available column.
Item
Net monthly income
means how much
income the family
has after taxes.
Net monthly
Income
Housing cost
Food
Savings
Entertainment
Clothing
Medical
Transportation
Emergency
fund
Amount
($)
Percent
(%)
Baker Family's Monthly Budget
Emergency fund
Transportation
(car expense,
bus passes)
$400
Medical
(insurance
and
additional
expenses)
$600
Clothing
8%
Entertainment
Savings
$320
Fixed
Variable
Amount
Expense Expense Available
($)
Housing
cost (house
payment and
Insurance!
$1,400
Food
15%
Note that the table of budget is attached accordingly, and steps 1-4 have been completed. See the table.
What happened during emergency repair of $305?4) Since the emergency fund for that month was $200, it means that they are in the short for $105. They can only affod it if they take from their savings.
5) they had a balance of $800 for the month. This is miscellaneous funds. They can make use of this for the trip to NASA. This way, they won't have to touch the savings or entertainment.
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Full Question:
See attached image.
Reflect
4. Analyze Relationships One month, the family must make an
emergency car repair for $305. Are they able to pay for it out of the
fixed emergency fund for that month? If not, how can they afford it?
5. The family wants to make a trip to Houston to visit the NASA Space
Center. What are some ways they can save without using all of the
allotted $160 for entertainment
A man's gross income is R500 000. He worked at different places throughout the year
and a total of 17% of his earnings was deducted by his employers as PAYE throughout
the tax year. He qualifies for a rebate of R13 257. Calculate how much tax he still
owes. Information taken from the tax table shows that, for a taxable income between
R393 201 and R550 100, R93 135 + 36% above R393 200 needs to be paid.
O R101 678
O R71 774
O R33 326
O R25 191
<
Previou
Next >
The man still owes R87,726 in taxes.
To calculate the tax amount the man still owes, we need to determine his taxable income first.
Gross income: R500,000
Less: PAYE deductions (17% of gross income): R500,000 * 0.17 = R85,000
Taxable income: R500,000 - R85,000 = R415,000
Next, we can use the tax table information provided to calculate the tax owed based on the taxable income.
Tax owed: R93,135 + 36% of (taxable income - R393,200)
Tax owed: R93,135 + 0.36 * (R415,000 - R393,200)
Tax owed: R93,135 + 0.36 * R21,800
Tax owed: R93,135 + R7,848
Tax owed: R100,983
Finally, we subtract the rebate amount of R13,257 from the tax owed to find the amount the man still owes.
Tax owed - Rebate: R100,983 - R13,257 = R87,726
Therefore, the man still owes R87,726 in taxes.
The correct option is not provided among the given answer choices.
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What is the solution to the following system?
[3x+10y-12z = 40
X-5y = 0
X-4z = 0
(8, 40, 32)
(10, 2, 3)
(20, 4, 5)
(40, 8, 10)
The solution of the system of equations is (2, 4, 5)
The given equations are :
3x+10y-12z = 40 equation(1)
x-5y = 0 equation (2)
x-4z = 0 equation(3)
From 2nd equation, x -5y = 0, 5y = x, y = x/5
From 3rd equation, x -4z = 0, 4z = x, z = x/4
Putting the values of y and z in equation (1), we get :
\(3x +10y -12z = 40\\\\3x +10*\frac{x}{5} -12*\frac{x}{4} = 40\\\\3x +2x -3x =40\\\\2x = 40\\\\x = \frac{40}{2} = 20\)
Now, putting the value of x = 20 to evaluate y and z, we have,
y = 20/5 = 4
and z = 20/4 = 5
Hence, the solution of the system of equations is (2, 4, 5)
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If y varies inversely as X and y=16 when X=4,find y when X=32
\(\qquad \qquad \textit{inverse proportional variation} \\\\ \textit{\underline{y} varies inversely with \underline{x}} ~\hspace{6em} \stackrel{\textit{constant of variation}}{y=\cfrac{\stackrel{\downarrow }{k}}{x}~\hfill } \\\\ \textit{\underline{x} varies inversely with }\underline{z^5} ~\hspace{5.5em} \stackrel{\textit{constant of variation}}{x=\cfrac{\stackrel{\downarrow }{k}}{z^5}~\hfill } \\\\[-0.35em] ~\dotfill\)
\(\stackrel{\textit{"y" varies inversely with "x"}}{y = \cfrac{k}{x}}\hspace{5em}\textit{we also know that} \begin{cases} x=4\\ y=16 \end{cases} \\\\\\ 16=\cfrac{k}{4}\implies 64 = k\hspace{9em}\boxed{y=\cfrac{64}{x}} \\\\\\ \textit{when x = 32, what's "y"?}\qquad y=\cfrac{64}{32}\implies y=2\)
write an equation for the line that passes through (-4,-4) and (8,5)
Answer:
The equation for this line is (P(x,y)----> P'(2h-x,2k-y), hence h=3 and k=1/2
Step-by-step explanation:
P(x,y)----> P'(2h-x,2k-y)
P(-4,-4)---->P'(8,5)
Now comparing the corresponding sides;
2h+4=8
2h=8-4
2h=4
h=2
Again,
2k-y=5
2k+4=5
2k=5-4
2k=1
k=1/2
Now, checking the answer:
P(-4,-4)----->P'{2*2-(-4),2*1/2-(-4)}
=P'(4+4,1+4)
=P'(8,5)
Find the measure of each angle: Supplementary angles with measures (2x+3)° and (3x+2)°.
Answer: 73 degrees and 107 degrees.
Step-by-step explanation:
The total of supplementary angles are 180 degrees. So you add 2x+3 and 3x+2. Then you get 5x+5=180.
Subtract 5 from both sides. Now the equation is 5x=175.
Divide 5 on each side. x=35
Replace x with 35 in the equations. The angles are 73 and 107.
They both add up to 180 degrees so it is correct.
If I make 10$ for working 6 hours if I wanted to make 8$ how many hours do I have to work
Answer:
4.8 hours
Step-by-step explanation:
6=10$
divide by 10
0.6=1$
multiply by 8
4.8=8$
Answer:
4.8
Step-by-step explanation:
Well, if you work for 6 hours, and earn 10$, then, you are earning 10/6$ per hour. So, we can estanblish the equation:
10/6$ * x hours = 8$.
x = 4.8 hours.
Solve the equation
2^2x+1 + 2^x+2 = 12-2^x
Therefore the value of x is 2.
Given 2²ˣ ⁺ ¹ + 2ˣ ⁺ ² = 12 * 2ˣ
2²ˣ ⁺ ¹ + 2ˣ ⁺ ² = 12 * 2ˣ
We can write this as follows
aˣ ⁺ ⁿ = aˣ * aⁿ
2²ˣ * 2 + 2ˣ * 2² = 12 * 2ˣ
2ˣ * 2ˣ * 2 + 2ˣ * 2² = 12 * 2ˣ
By taking common terms aside we get
2ˣ * 2 (2ˣ + 2) = 12 * 2ˣ
By canceling the like terms we get
2ˣ + 2 = 6
2ˣ = 6 - 2
2ˣ = 4
2ˣ = 2²
∴ x = 2
Therefore the value of x is 2.
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