Answer:
15 hamburgers were sold and 30 hotdogs were sold.
The systems of equations are x + y = 45 and 4x + 5y = 195.
Step-by-step explanation:
Let's make two equations.
x + y = 45
This represents the total of hotdogs and hamburgers sold
4x + 5y = 195
This represents the amount of money made for each food.
These are systems of equations, when you use 2 equations to solve a problem. I will use the strategy, Elimination for the following systems of equations. Anyways the goal is to multiply a number to x + y = 45 to cancel out one of the variables in 4x + 5y = 195. In other words, when we add these equations, the sum of the xs or ys will equal 0.
Let's multiply -5 to both x and y.
Now we have -5x -5y = -225 + 4x + 5y= 195
We will end up with -x = -30. This means that x = 30.
Now that we know x = 30, we can plug in 30 as x in one of the equations. I will plug in 30 into x + y = 45. 30 + y = 45.
Solve for y in 30 + y = 45, so y=15.
This means 15 hamburgers were sold and 30 hotdogs were sold.
Please help me
Write a fraction that has a decimal
equivalent greater than 0.25 and
less than 0.65.
3.03 MC
Larry has 65 fruits he wants to put into one or more baskets. He wants each basket to hold the same number of fruits. How many possible ways can the fruits be into placed to baskets?
ways to put the fruit into baskets
Answer:
There are 4 possible ways to put the fruits into the basket.
Thanks!
Determine whether the following events are mutually exclusive.
Roll a die. Get a prime number and get an odd number.
Ask yourself: "Can I roll a prime number and an odd number at the same time?"
Since the answer is "yes it is possible" (eg: rolling a 3), this means the two events are not mutually exclusive. Mutually exclusive events have nothing in common.
In terms of a venn diagram, mutually exclusive events have no overlapping shared region.
Answer: The events are not mutually exclusiveSet up and solve an equation for the value of x. Use the value of x and a relevant angle relationship in the diagram.
(please also show an step by step process of getting EAF!)
Answer:
x = 27 , ∠ EAF = 27°
Step-by-step explanation:
∠ GAF = 90° , then
∠ GAC + ∠ CAF = ∠ GAF , that is
x + 63 = 90 ( subtract 63 from both sides )
x = 27
∠ DAE = 90°
since CD is a straight angle of 180° , then
∠ CAE = 90° , so
∠ CAF + ∠ EAF = ∠ CAE , that is
63° + ∠ EAF = 90° ( subtract 63° from both sides )
∠ EAF = 27°
plees 555+555 and 6 541,5-5 410,6
Answer:
what is this......................
A couple plans to purchase a house. The bank requires a 20% down payment on the $240,000 house. The couple will finance the rest of the cost with a fixed- rate mortgage at 8.5% annual interest with monthly payments over 30 years.
Complete the parts below. Do not round any intermediate computations. Round your final answers to the nearest cent if necessary. If necessary, refer to the list of financial formulas.
(a) Find the required down payment.
(b) Find the amount of the mortgage.
(c) Find the monthly payment.
(A) The required down payment is $48,000.
(B) The amount of the mortgage is $192,000.
(C) Monthly payment = $192,000 * (0.085/12) * (1 + (0.085/12))^(3012) / (((1 + (0.085/12))^(3012)) - 1)
(a) To find the required down payment, we need to calculate 20% of the house price.
Down payment = 20% of $240,000
Down payment = 0.2 * $240,000
Down payment = $48,000
The required down payment is $48,000.
(b) The amount of the mortgage is equal to the total cost of the house minus the down payment.
Mortgage amount = Total cost of the house - Down payment
Mortgage amount = $240,000 - $48,000
Mortgage amount = $192,000
The amount of the mortgage is $192,000.
(c) To find the monthly payment for the mortgage, we can use the formula for the monthly payment on a fixed-rate mortgage:
Monthly payment = P * r * (1 + r)^n / ((1 + r)^n - 1)
Where:
P = Principal amount (mortgage amount)
r = Monthly interest rate (8.5% annual interest divided by 12 months and converted to a decimal)
n = Total number of monthly payments (30 years multiplied by 12 months)
Monthly payment = $192,000 * (0.085/12) * (1 + (0.085/12))^(3012) / (((1 + (0.085/12))^(3012)) - 1)
Using this formula and performing the calculation will give you the monthly payment amount.
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A Chef Made 150 cups of chili and sold 60% of it. How many cups of chili remain
Answer:60 cups are left
Step-by-step explanation:
The function f(x) is graphed below. How many points on the graph
represent a relative extreme value?
Answer:
2 points: b, d
Step-by-step explanation:
Given the graph of a cubic function, you want to know the number of relative extreme points.
Relative extremeA point is a relative extreme if the points on either side of it are both less than or both greater than the extreme point. A relative extreme is a peak point or valley point on a graph, a point where the slope is zero, and changes sign from one side of the point to the other.
ApplicationThe relative extremes on the given graph are labeled 'b' and 'd'. There are two relative extremes.
__
Additional comment
Point 'b' is a relative minimum, where the slope changes from decreasing to increasing, and adjacent points are more positive. Point 'd' is a relative maximum, where the slope changes from increasing to decreasing, and adjacent points are more negative.
An "absolute extreme" is a relative extreme such that no points anywhere on the graph are more extreme.
The number of relative extremes a polynomial graph may have is 1 less than the degree of the polynomial. This can help you determine the degree from the number of extremes, or the number of extremes from the degree.
A gym membership charges $50 new member fee and $24 for every month after. Write an equation for this where y is the total cost and x is the number of months attended.
Answer:
y=24x+50
24= per month
x= months attended
50=member fee
REPOST PLEASE I NEED HELP I could really use some help with this guys:)................................................................................................................................................................................................................................................Groundhog's Day is on February 2nd each year. On this day, in Punxsatawney, Pennsylvania, thousands of onlookers watch to see if Phil, the groundhog, will cast a shadow. If he does, then six more weeks of winter are predicted. If he doesn't, then an early spring is predicted. Historically, Phil's prediction has only been correct about 40% of the time.
Using complete sentences, design a simulation to determine the probability that Phil's prediction will be correct at least two out of the next three years. Make sure to explain how you would use the simulation to determine the probability.
Answer:
Points
Step-by-step explanation:
En un triatlón, Jenny nadó durante 1 hora, anduvo en bicicleta durante 1,75 horas y corrió durante 1 hora. Su velocidad promedio en bicicleta fue 2 veces su velocidad promedio para correr, y su velocidad promedio para correr fue 8 veces su velocidad promedio para nadar. La distancia total del triatlón fue de 55,5 kilómetros. Escribe una ecuación y resuélvela para encontrar la velocidad de nado promedio de Jenny en kilómetros por hora. Explique su ruta de solución y el razonamiento detrás de su trabajo.
Jenny's Average swimming speed is 1.5 km/h.
Jenny's average swimming speed as S (in km/h). We can then use the given information to set up equations and solve for S.
We know that Jenny swam for 1 hour, so the distance she swam is given by the formula: Distance = Speed * Time.
Thus, the distance she swam is S * 1 = S km.
Next, we know that her average running speed is 8 times her average swimming speed. Therefore, her average running speed is 8S km/h.
Since she ran for 1 hour, the distance she ran is 8S * 1 = 8S km.
Furthermore, we are given that her average bicycling speed is 2 times her average running speed. Therefore, her average bicycling speed is 2 * 8S = 16S km/h.
She biked for 1.75 hours, so the distance she biked is 16S * 1.75 = 28S km.
The total distance of the triathlon is the sum of the distances for each segment: Distance(swimming) + Distance(running) + Distance(biking) = 55.5 km.
Therefore, we can write the equation:
S + 8S + 28S = 55.5.
Simplifying the equation, we get:
37S = 55.5.
To solve for S, we divide both sides of the equation by 37:
S = 55.5 / 37 = 1.5.
Thus, Jenny's average swimming speed is 1.5 km/h.
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Given the two functions, which statement is true? f(x) = 3x, g(x) = 3x + 5 Question 12 options: g(x) is translated up 5 units compared to f(x) g(x) is translated left 5 units compared to f(x) g(x) is translated down 5 units compared to f(x) g(x) is translated right 5 units compared to f(x)
The correct statement is: g(x) is translated up 5 units compared to f(x).
The correct answer is A.
To determine the translation between the two functions, we can observe that the only difference between them is the constant term.In f(x) = 3x, there is no constant term, so the graph of f(x) passes through the origin (0, 0).In g(x) = 3x + 5, there is a constant term of 5 added to the function. This means that the graph of g(x) is shifted vertically upward by 5 units compared to the graph of f(x).Therefore, g(x) is translated up 5 units compared to f(x).The correct answer is A.
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write equivalent fractions for 3 2/3 and 1 4/5 using 15 as the common denominator
Answer:
3 2/3 will be 3 10/15
1 4/5 will be 1 12/15
Divide 3 into 15 and get 5; 5 x 2 = 10
Divide 5 into 15 and get 3; 3 x 4 = 12
So new equivalent fractions are 3 10/15
and 1 12/15
Step-by-step explanation:
The required equivalent fractions for 3 10/15 and 1 12/15.
Given, two mixed fractions 3 2/3 and 1 4/5, determine equivalent fractions using 15 as the common denominator.
What is simplification?The process in mathematics to operate and interpret the function to make the function or expression simple or more understandable is called simplifying and the process is called simplification.
Here,
First
= 3 2/3
= 3 + 2 / 3
= 3 + 2 × 5 / 3 × 5
= 3 + 10 / 15
Second,
= 1 4 / 5
= 1 4 × 3 / 5 × 3
= 1 12/15
Thus, the required equivalent fractions for 3 10/15 and 1 12/15.
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50 points! Mhanifa I hope you can help with these ones if you are online
Step-by-step explanation:
Question 1
See the attached
This is a right triangle with different sides. Correct option is A, confirmed visually.
scalene rightQuestion 2
Answered previously
x = 8°y = 138°Question 3
Answered previously
c) ∠MNO ≅ ∠SQRQuestion 4
x = 30° + 80° = 110°Two rectangles of the same shape have areas of 676 and 3,457 square centimetres. If the shorter side of the larger rectangle is 41 centimetres, what are the dimensions of the smaller one?
The dimensions of the smaller rectangle are 13 centimeters by 52 centimeters.
Let's assume the dimensions of the smaller rectangle are length L and width W (in centimeters).
We know that the area of the smaller rectangle is 676 square centimeters:
L * W = 676 ----(1)
We also know that the larger rectangle has a shorter side of 41 centimeters. Let's say the corresponding longer side of the larger rectangle is H centimeters.
The area of the larger rectangle is 3457 square centimeters:
41 * H = 3457 ----(2)
Our current set of equations contains two unknowns. In order to get the smaller rectangle's dimensions, we can simultaneously solve these equations.
In order to find H, we can use equation (2):
H = 3457 / 41
H ≈ 84.22
Now we can substitute this value of H into equation (1):
L * W = 676
We need to find the dimensions (L and W) that multiply to give 676. We can start by looking for factors of 676.
Factors of 676: 1, 2, 4, 13, 26, 52, 169, 338, 676
By trial and error, we can see that the factors that give a close match to the dimensions of the larger rectangle (41 and 84.22) are 13 and 52:
L = 13
W = 52
Therefore, the smaller rectangle has measurements of 13 by 52 centimetres.
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Solve for x. Round to the nearest tenth, if necessary.
Answer:
4.5
Step-by-step explanation:
I did something
Which inequality describes this situation?
SPEED
LIMIT
80
MINIMUM
75
75 ≥ x ≥ 80
75 ≤ x ≤ 80
75 >x> 80
75 < x < 80
the second one
Step-by-step explanation:
if 75 is the minum speed then you need to go more than 75 and less than 80 which is what the second one is showing
How do the values compare? Order the values from least to greatest.
|1 1/4|
|-1 3/4|
3/4
-2 1/4
-1 1/4
|-2 1/4|
Answer:
see below
Step-by-step explanation:
For absolute values | x | just drop the sign of the number and make it positive
example : | -3| = 3
so for this Q
-2 1/4 - 1 1/4 3/4 1 1/4 1 3/4 2 1/4
are the following number additive inverses of each other?
45/23 and -45/23
yes or no?
Answer:
0/46
Step-by-step explanation:
.................
Help me pleaseeeeeeeeeee
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Answer: True!
Explanation:
It is outside the triangle
I hope this helped!
<!> Brainliest is appreciated! <!>
- Zack Slocum
*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆**☆*――*☆*――*☆*――*☆
Can someone please help me I’m desperate it due tomorrowwww
Answer:
Step-by-step explanation:
First box: m=1/2
Second box: m=2
Third box: m=1
Fourth box: m=2
What is the probability of flipping a coin 7 times and getting heads 6 times?
Round your answer to the nearest tenth of a percent.
A. 0.8%
B. 27.3%
C. 16.4%
D. 5.5%
Answer:
D
Step-by-step explanation:
the probability of flipping a coin 7 times and getting heads 6 times is 7/128, and we convert the fraction into a decimal and get 5.47 (0.05*100 = 5.47)
Rounded by the nearest tenth = 5.5%
00:00
Four friends race their bikes down the street.
Evan finishes in 6.2 seconds, Devon in 6.0999 seconds, Liza in 6.188 seconds, and Tasha in 6.168 seconds.
Which order shows the friends' times from fastest to slowest?
According to records, the amount of precipitation in a certain city on a November day has a mean of 0.10 inches, with a standard deviation of 0.07 inches. What is the probability that the mean daily precipitation will be 0.107 inches or more for a random sample of 40 November days (taken over many years)
Answer:
0.26369
Step-by-step explanation:
Given that:
Mean precipitation (m) = 0.10 inches
Standard deviation (σ) = 0.07 inches
Probability that mean daily precipitation will be 0.107 inches (x) or more
x ≥ 0.107
Sample size (n) = 40
First find the Zscore
Using the relation :
Zscore = (x - m) / (σ / √n)
Zscore = (0.107 - 0.10) / (0.07 / √40)
Zscore = 0.007 / 0.0110679
Zscore = 0.632
Hence ,
P(Z > 0.632) = 0.26369 (Z probability calculator)
What is the y-intercept for the equation –2x + 5y = –10?
(0, 2)
(0, –5)
(0, –2)
(0, 5)
The y-intercept for the equation is (0, -2). So option C is correct.
What are intercepts of a line ?When a line crosses the x-axis, or the location where y=0, this point is known as the x-intercept of the line. Setting y=0 in the equation of the line will allow you to find the x-intercept of the line. Typically, the x-intercept is shown as (a,0), where a represents the point's x-coordinate.
The point where a line crosses the y-axis, or where the value of x equals 0, is known as the y-intercept. By setting x=0 in the line's equation and calculating y, you can determine the y-intercept of a line. Typically, the y-intercept is shown as (0,b), where b is the point's y-coordinate.
Given that,
A line,
-2x + 5y = -10
y-intercept = ?
-2 x 0 + 5y = -10
5y = -10
y = -10/5
y = -2
Hence, the y-intercept is (0, -2)
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81 is what percent of 60
Answer: 135%
Step-by-step explanation:
percents are parts out of the whole
In this case they want to know 81 is what part of 60. 81 is bigger than 60 so you are going to get something bigger than 100%
81/60
= 1.35
= 135% move the decimal point over 2 times or multiply by 100
Mary turns the water on for her bath at 8:00pm. The water runs at 8.2 liters per minute. After 3 minutes, Mary's little brother pulls the plug on the bathtub and the water drains out at 5 liters per minute. To the nearest minute, when will there be 80 liters in the bathtub
Solve the equation 6x + 2x - 5= 19 x=? Simplify your answer
Answer:
x = 3
Step-by-step explanation:
6x + 2x - 5= 19
8X -5 = 19
8x = 24
x = 3
Aneesha travels at a rate of 50 miles per hour. Morris is traveling 3 feet per second less than Aneesha. Which is the most accurate rate of speed Morris is traveling?
answer:
48 miles per hour
Score: 7.5/50
13/50 answered
Question 15
Annette and Rose went to an orchard to pick pears. Annette picked 8
1
pounds of pears and Rose picked 6
1
pounds. How much more did Annette pick than Rose? Write your answer as a reduced mixed number.
10
Submit Question
Complete Question:
Annette and Rose went to an orchard to pick pears. Annette picked \(8\frac{1}{6}\)
pounds of pears and Rose picked\(6\frac{1}{8}\) pounds. How much more did Annette pick than Rose? Write your answer as a reduced mixed number.
Answer:
Annette picked \(2\frac{1}{24}\) pounds of pears more than Rose
Step-by-step explanation:
Pounds of pears picked by Annette = \(8\frac{1}{6}\)
Pounds of pears picked by Rose = \(6\frac{1}{8}\)
To get the difference in the pounds of pears picked by Annette and Rose, we will do a simple subtraction:
Difference in the pounds of pears picked = \(8\frac{1}{6} - 6\frac{1}{8}\)
\(= 2(\frac{1}{6} - \frac{1}{8})\\= 2\frac{4 - 3}{24} \\= 2\frac{1}{24}\)