Answer:
Step-by-step explanation:
select the equation that represents the problem. Let × represent the unknown number.
Ms. Weaver bought 216 pencils for her class. The pencils came in packs of 24. How many packs did she buy?
A. 216× = 24
B. 216 - × = 24
C. × + 24 = 216
D. 24× = 216
Answer:
the is option d cause big number is divided by small ones.
Step-by-step explanation:
hope it's right
please help me will give brilliant
Given,
Inequality : y-5>2x-10
To find,
Draw the graph.
Solution,
We have,
y-5>2x-10
First we simplify the above inequality.
Taking variables to LHS and constant to RHS.
y-2x>5-10
y-2x>-5
The points are (0,-5) and (3,1).
The attached figure shows the graph for the above equation. So, the correct graph is in option (2).
Place value of 4 in 265 473
Answer:
The place value of 4 in 265 473 is 40,000
Answer:
Step-by-step explanation:
Order:
3 is in the ones place and has a value of 3
7 is in the tens place and has a value of 70
4 is in the hundreds place and has a value of 400
5 is in the thousands place and has a value of 5000
6 is in the ten thousands place and has a value of 60,000
2 is in the hundred thousands place and has a value of 200,000
in a 30 60 90° triangle given the long leg equals 6√3 find the hypothesis of the triangle and find the short leg of the triangle
For the hypotenuse,
\(\begin{gathered} \cos \text{ 60 = }\frac{6\sqrt[]{3}}{y} \\ 0.\text{ 5 = }\frac{6\sqrt[]{3}}{y} \\ \\ y\text{ = }\frac{6\sqrt[]{3}}{0.5} \\ y\text{ = 12}\sqrt[]{3} \end{gathered}\)\(\begin{gathered} \text{For the short leg,} \\ \tan \text{ 30 = }\frac{x}{6\sqrt[]{3}} \\ \frac{1}{\sqrt[]{3}}\text{ = }\frac{x}{6\sqrt[]{3}} \\ \\ 1\text{ = }\frac{x}{6} \\ \text{ x = 1 x 6 = 6} \end{gathered}\)PLZ HELP WILL MARK BRAINLEST
A cylinder has a height of 8 feet and a volume of 628 cubic feet. Find the radius of the cylinder. Use 3.14 for π. Show your work. equation v= 3.14 ( ) ( ) ( )
Answer:
5ft
Step-by-step explanation:
r = √v/πh
plug in known values
r= √628/ (3.14) 8
simplify
r= √628/ 25.12
r= √25
r = 5ft
What is the relation between the variables in the equation
The equation x⁴/y = 7 represents a relationship of direct proportionality between x and y, where x⁴ and y are inversely proportional to each other.
The equation x⁴/y = 7 represents a relationship between the variables x and y. Specifically, it shows that the fourth power of x divided by y is equal to 7.
This equation can be rewritten as x⁴ = 7y, which means that if we know the value of y, we can determine the corresponding value of x that satisfies the equation. For example, if y = 1, then x⁴ = 7, and taking the fourth root of both sides of the equation gives us x = ± √7.
Conversely, if we know the value of x, we can solve for y by rearranging the equation as y = x⁴/7. This shows that y is directly proportional to x raised to the fourth power, meaning that as x increases, y will also increase, but at a faster rate due to the exponent of 4.
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1
2
3
4
5
6
7
8
9
4
1 point
Find AC.
A
O
B
3√2
3√3
3
6
Previous
3
C
Answer:
the answer is 3√3
Step-by-step explanation:
Can some help? I will give brainliest!
Answer: the answer I don’t know
Step-by-step explanation:
50 POINTS
Ron has a homeowner’s insurance policy, which covers theft, with a deductible of d dollars. Two bicycles, worth b dollars each, and some tools, worth t dollars, were stolen from his garage. If the value of the stolen items was greater than the deductible, represent the amount of money the insurance company will pay algebraically.
Algebraically, the amount of money the insurance company will pay, represented as P, is equal to the total value of the stolen items (2b + t) minus the deductible (d).
Let's denote the amount of money the insurance company will pay as P. In this scenario, if the value of the stolen items is greater than the deductible, the insurance company will cover the loss, and Ron will receive compensation for the stolen items.
The total value of the stolen items can be calculated by adding the value of the bicycles (2b) and the value of the tools (t). So, the total value of the stolen items is 2b + t.
If the total value of the stolen items is greater than the deductible (d), then the insurance company will pay the difference between the total value and the deductible. Mathematically, this can be represented as:
P = (2b + t) - d
Therefore, algebraically, the amount of money the insurance company will pay, represented as P, is equal to the total value of the stolen items (2b + t) minus the deductible (d).
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Work out the sum of 1/2 1/4 and 2/5 give answer in a mixed number in its simplest form
Step-by-step explanation:
1/2+ 1/4 +2/5
we find the lcm
the lcm of 2,4 and 5 is 20
the answer is 23/20
To mixed fraction in its simplest form it is 1 3/20
calculate the following 2+2
Answer:4
Step-by-step explanation:
2+2 is 4
O. A water jug is filled with 128 fluid ounces. Anna
pours out 3 pints of liquid from the jug. How
many pints remain?
A. 5 pints
B. 6 pints
C. 8 pints
D.
11 pints
Answer:11
Step-by-step explanation:
The graph below represents the number of miles, y, that Jacob can drive his car for every x gallons of gas. Find the rate of change.
The slope (rate of change) of the graph shown is 31.3 miles per gallon.
What is an equation?An equation is an expression that shows the relationship between two variables and expressions.
Slope is the ratio of vertical rise to horizontal run. It is given by:
Slope = rise / run
The point passes through (10, 313) and (20, 626), hence:
Slope = rise/run
Slope = (626 - 313) / (20 - 10) = 31.3
The graph's slope is 31.3 miles per gallon.
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How much would $300 invested at 4% interest compounded monthly be worth after 2 years? Round your answer to the nearest cent.
Equation: A(t)=P(1+r/n)^nt
\(~~~~~~ \textit{Compound Interest Earned Amount} \\\\ A=P\left(1+\frac{r}{n}\right)^{nt} \quad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill &\$300\\ r=rate\to 4\%\to \frac{4}{100}\dotfill &0.04\\ n= \begin{array}{llll} \textit{times it compounds per year}\\ \textit{monthly, thus twelve} \end{array}\dotfill &12\\ t=years\dotfill &2 \end{cases}\)
\(A=300\left(1+\frac{0.04}{12}\right)^{12\cdot 2} \implies A=300\left( \frac{301}{300} \right)^{24}\implies A \approx 324.94\)
WRITE Math Consider 7 X 10 x 10 x 10 x 10.
Write a pattern to find the value of the expression.
Answer:
I dont know if I'm wrong but I think its
Step-by-step explanation:
7×10=70
70×10=700
700×10=7000
7000×10=70000
I MIGHT BE WRONG AND IF I AM IM SORRY
Help. Please and a few others are
Answer:
YES ITS MEDIAN!!!
Step-by-step explanation:
Answer:
yes you are correct it is the median.
Step-by-step explanation:
one renting a movie he started the movie at 11:43 p.m. and it was 2 hours for 45 minutes long when did the movie End
Answer:
2:28am
Step-by-step explanation:
Find the area of this trapezoid. Be sure to include the correct unit in your answer.
Answer:
Atotal=60cm2
Step-by-step explanation:
A1=BH
=6cm*5cm
=30cm2
A2=1/2 BH
=1/2(12cm)(5cm)
=6cm*5cm
=30cm2
A1+A2=Atotal
30cm2+30cm2=Atotal
60cm2=Atotal
Set up a ratio. If the ratio cannot be reduced to an equivalent ratio in terms of small integers, then express it as a ratio of decimal equivalents with the smallest term set at 1. Maintain three-figure accuracy.
Don, Bob, and Ron Maloney’s partnership interests in Maloney Bros. Contracting are in the ratio of their capital contributions of $78,000, $52,000, and $65,000, respectively.
What is the ratio of Bob's to Ron's to Don's partnership interest?
The ratio of Bob's to Ron's to Don's partnership interest is 26.6% : 33.3% : 40.0%.
What does partnership interest mean?A partnership interest is the percentage of a partnership that a specific member or individual owns. In this context, partnerships refer to a specific method of organizing business ownership in which each owner is a partner, with equal rights, privileges, and obligations to the company as a whole.
Data
Partnership interests in Maloney Bros:
Don - $78,000
Bob - $52,000
Ron Maloney’s - $65,000
The total capital contribution is:
= $78,000 + $52,000 + $65,000
= $195,000
Bob's partnership interest is:
= $52,000/$195,000
= 0.266 or 26.6%.
Ron's partnership interest is:
= $65,000/$195,000
= 0.333 or 33.3%.
Don's partnership interest is:
= $78,000/$195,000
= 0.400 or 40.0%.
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The prices of two radios are in the ratio x : y
When the prices are both increased by £20, the ratio becomes 5:2
When the prices are both reduced by £5, the ratio becomes 5:1
Express the ratio x : y in its lowest terms.
Prices of two ratios in the ratio is 4 : 1.
What do you mean by ratio?The ratio is defined as the comparison of two quantities of the same units that indicates how much of one quantity is present in the other quantity.
Ratios can be classified into two types. One is part to part ratio and the other is part to whole ratio. The part-to-part ratio denotes how two distinct entities or groups are related.
For example, the ratio of boys to girls in a class is 12: 15, whereas, the part-to-whole ratio denotes the relationship between a specific group to a whole.
For example, out of every 10 people, 5 of them like to read books. Therefore, the part to the whole ratio is 5: 10, which means every 5 people from 10 people like to read books.
Let us assume price of radios are x and y
According to the question
\(\frac{x + 20}{y+20} =\frac{5}{2}\\2x+40=5y+100\\2x-5y=60\)-------------------------- eq(1)
and
\(\frac{x-5}{y-5} =\frac{5}{1}\\5y-x = 20\)
5y-x = 20
multiplying this equation by 2
we get
10y-2x = 40 ------------------ eq(2)
adding eq 1 and 2
we get
5y=100
y=20
solving further we get x=80
Thus the ratio is 4 : 1.
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A box of matches measures 1 cm by 4 cm by 5 cm. Boxes of matches are packed in a cardboard box measuring 15 cm by 32 cm by 40 cm. How many boxes of matches fit into the cardboard box?
PLEASE HELP
In April, Senator Smith’s approval rating dropped from 62% to 57%. In May, the approval rating decreased by another 8 percentage points. Explain how many percentage points Senator Smith’s approval rating must increase by to undo the decreases in April and May.
Senator Smith's percentage rating must increase by 13% in other to undo the previous decreases.
Initial rating = 62%
April rating = 57%
May rating = 57% - 8% = 49%
Final rating after decrease = May rating = 49%
In other to return to initial rating :
Initial rating - Final rating
62% - 49% = 13%
Hence, in other to undo the decrease in April and May rating, Senator Smith's percentage rating must increase by 13%
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23) Write the equation in slope-intercept form of the line that contains (4, -1) and is perpendicular to
y = x + 2
♡
Step-by-step explanation:
Since it is asking for a perpendicular line, we take the reciprocal of the slope in the given equation to use as the slope for the perpendicular line.
In y = x + 2, m = 1. However, for a perpendicular line we flip and multiply by a negative 1.
(Example: If m = 3, we would take the reciprocal of it and it turns into m = -1/3. If m = - 1/4, we would take the reciprocal of it and it turns into m = 4.)
So, the m = 1 turns into a m = -1.
Now, you can use the point (4,-1) to form a point-slope equation first.
y-(-1) = -1(x-4)
Then, use basic algebra to form a slope-intercept form equation.
y + 1 = -x + 4
y = -x +3
A bus company usually transports 12 000 people
per day at a ticket price of $1. The company
wants to raise the ticket price. For every $0.10
increase in the ticket price, the number of riders
per day is expected to decrease by 400. Calculate
the ticket price that will maximize revenue.
If a bus company usually transports 12 000 people per day at a ticket price of $1. The ticket price that will maximize revenue is $2 per ticket.
How to find the ticket price that will maximize revenue?Equation to find the ticket price is:
y = (12000 - 400x)(1 + .1x)
Take the derivative of the function by product rule
y' = (12000 - 400x)(.1) + (-400)(1 + .1x)
y' = 1200 - 40x - 400 - 40x
y' = 800 - 80x
Let y' = 0
0 = 800 - 80x
Solving for x
80x = 800
Divide both side by 80x
x = 800/80
x = 10
Point at x = 10
Substitute x with 10 for 1 + .1x
1 + .1(10)
= 1 + 1
= $2 per ticket
Therefore the ticket price is $2 per ticket.
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A website randomly selects among 10 products to discount each day. The color printer of interest to you is discounted today. Determine the following:_______.
(a) What is the probability that this product is first discounted again exactly 10 days from now?
(b) What is the expected number of days until this product is again discounted?
Answer:
a) P = 0.039
b) The expected number of days is 10 days.
Step-by-step explanation:
The most appropiate distribution to use in this case is the geometric distribution, in order to calculate the probability of a success after k failure trials.
The probability of success, as each of the 10 products are assumed to have fair probabilities, is:
\(p=1/10=0.1\)
Then, the probability that our product is not selected any given day is:
\(q=1-p=1-0.1=0.9\)
a) The probability that exactly this product is selected exactly 10 days from now is the probability that is not selected (probbility q) for the next 9 days and selected (probability p) at the 10th day:
\(P=q^9p^1=0.9^9\cdot0.1=0.3874\cdot0.1=0.039\)
b) The expected number of days is calculated as:
\(E(X)=\dfrac{1}{p}=\dfrac{1}{0.1}=10\)
2. ** Find the coordinate point that makes both equations true. y = -5x + 3 2x - y = -3
Given the equations
\(y=-5x+3\)and
\(2x-y=-3\)To determine the point where both equations are true, which means, where both lines intersect. You can use the substitution method.
This method implies writing one of the equations in terms of one of the variables and then replacing the obtained expression into the second equation. This way you use both equations to create a third one with only one variable.
The first equation is written for y, so we can substitute it directly into the second equation:
\(\begin{gathered} 2x-y=-3 \\ 2x-(-5x+3)=-3 \end{gathered}\)Take out the parentheses and simplify the like terms
\(\begin{gathered} 2x+5x-3=-3 \\ 7x-3=-3 \end{gathered}\)Pass "-3" to the right side of the equation by applying the opposite operation to both sides of the equal sign
\(\begin{gathered} 7x-3+3=-3+3 \\ 7x=0 \end{gathered}\)And divide both sides by 7
\(\begin{gathered} \frac{7x}{7}=\frac{0}{7} \\ x=0 \end{gathered}\)Now that we determined the value of x, replace it into the first equation to calculate the value of y:
\(\begin{gathered} y=-5x+3 \\ y=-5\cdot0+3 \\ y=3 \end{gathered}\)So the point where both equations are true, which means, where both lines intersect, is (0,3)
Priya rewrites the expression 8y−24 as 8(y−3). Han rewrites 8y−24 as 2(4y−12). Are Priya's and Han's expressions each equivalent to 8y−24? Explain your reasoning
Answer:
sdfsefsesfsfsefsefsefsefsfsefesef
Step-by-step explanation:
let p be a point chosen uniformly at random in the interior of the unit square with vertices at (0, 0),(1, 0),(1, 1), and (0, 1). the probability that the slope of the line determined by p and the point 5 8 , 3 8 is greater than or equal to 1 2 can be written as m n , where m and n are relatively prime positive integers. find m n
The probability that the slope of the line determined by p and the point (5/8, 3/8) is greater than or equal to 1/2 is 5/8.
Let the coordinates of point p be (x,y). Then, the slope of the line determined by p and the point (5/8, 3/8) is:
(slope) = (y - 3/8)/(x - 5/8)For the slope to be greater than or equal to 1/2, we must have:
(y - 3/8)/(x - 5/8) >= 1/2Solving for y, we get:
y >= (x/2) + 7/16Graphing this inequality on the unit square, we see that the region satisfying this inequality is a trapezoid with vertices (5/8,3/8), (1,1/2), (1,1), and (3/4,1).
The area of this trapezoid is (1/2)*((5/8 - 3/4) + (1 - 5/8) + (1 - 1/2) + (3/8 - 3/16)) = 5/16.
The area of the unit square is 1, so the probability we seek is 5/16.
Hence, the answer is 5/16 written as a fraction in its simplest form, which is 5/16.
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A scientist who studies teenage behavior was interested in determining if teenagers spend more time playing computer games then they did in the 1990s. In 1990s, the average amount of time spent playing computer games was 10.2 hours per week. Is the amount of time greater than that for this year
Answer:
mu = the population true mean time spent by teenagers playing computer game this year
Step-by-step explanation:
Dear student, there is no much information given to answer this question but we will try as much as possible to explain (what is the parameter) of the true mean.
In 1990s;
μ = 10.2 hours/week
From the information given,we understand that the parameter is linked to the population, and we're looking for the population average time spent playing computer games by teens in the current situation.
In this situation, the population parameter is the population true mean mu = the population true mean.
PLEASE ANSWER UNDER 5 MIN!!!! ily!!!!
what is the period of the sinusoidal function? enter your answer in the box.
Answer:
Step-by-step explanation:
10
Ws