Answer:
Here is the ans...hope it helps
Suppose you have 18 more quarters than dimes. You have a total of $8.00. How many of each coin do you have? Use the substitution method to answer the question.
Answer:
18 quarters = $4.50
8.00-4.50=3.50
10 dimes+10 quarters=$3.50
Answer= you have 10 dimes and 28 quarters
Step-by-step explanation:
Answer:
You would have 18 quarters and 35 dimes
Step-by-step explanation:
Help with this 10th grade circle problem? can someone help me solve this, i have no idea how. my teacher wont get back to me.
Answer:
D) 8
Step-by-step explanation:
Use the Intersecting Chords Theorem to find the value of x:
[tex]x*x=16*4\\\\x^2=64\\\\x=8[/tex]
What is the range of F?
The range of f as shown in the graph is -6 ≤ f(x) ≤ 5. The correct option is A. -6 ≤ f(x) ≤ 5
Determining the range of a functionFrom the question, we are to determine the range of f.
The range of a function is the set of its possible output values.
The graph of the function, f, is shown in the diagram.
From the graph,
The minimum value of f on the x-axis is -6. That is, f(x) ≥ -6
and
The maximum value of f on the x-axis is 5. That is, f(x) ≤ 5
Combining the two expressions, we get
f(x) ≥ -6 and f(x) ≤ 5
That is,
-6 ≤ f(x) and f(x) ≤ 5
∴ -6 ≤ f(x) ≤ 5
Hence, the range of f as shown in the graph is -6 ≤ f(x) ≤ 5. The correct option is A. -6 ≤ f(x) ≤ 5
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tickets to gone with the wind, at the classic movie house, cost $4.50 for adults and $2 for children. If 45 people attended the Saturday matinee showing and the Classic movie House sold $162.50 worth of tickets: How many adults attended the showing
Taking into account the definition of a system of linear equations, the number of adults attended the Saturday matinee showing is 29 and the number of children attended the Saturday matinee showing is 16.
System of linear equationsA system of linear equations is a set of two or more equations of the first degree, in which two or more unknowns are related.
Solving a system of equations consists of finding the value of each unknown so that all the equations of the system are satisfied. That is to say, the values of the unknowns must be sought, with which when replacing, they must give the solution proposed in both equations.
Amount of adults that attended the showingIn this case, a system of linear equations must be proposed taking into account that:
"x": number of adults attended the Saturday matinee showing."y": number of children attended the Saturday matinee showing.The tickets to gone with the wind, at the classic movie house, cost $4.50 for adults and $2 for children.
45 people attended the Saturday matinee showing and the Classic movie House sold $162.50 worth of tickets.
So, the system of equations to be solved is
[tex]\left \{ {{x+y=45} \atop {4.50x+2y=162.5}} \right.[/tex]
There are several methods to solve a system of equations, it is decided to solve it using the substitution method, which consists of clearing one of the two variables in one of the equations of the system and substituting its value in the other equation.
In this case, isolating the variable "x" from the first equation you get:
x=45 - y
Then, substituting the expression in the second equation you get:
4.50×(45 - y) +2y=162.5
Solving:
4.50×45 - 4.50y +2y=162.5
4.50×45 - 4.50y +2y=162.5
202.5 -2.5y= 162.5
-2.5y= 162.5 -202.5
-2.5y= -40
y= (-40)÷ (-2.5)
y=16
Now, replacing in the expression x=45 - y you get:
x=45 -y
x= 45-16
x= 29
Finally, the number of adults attended the Saturday matinee showing is 29 and the number of children attended the Saturday matinee showing is 16.
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Find the center and radius of the circle represented by the equation below.
Answer:
Centre (5,-9) and radius is 14
Step-by-step explanation:
The circle equation is of form,
[tex] = > {(x - a)}^{2} + {(y - b)}^{2} = {r}^{2} [/tex]
where centre is (a,b) and radius is 'r'.
5 Air bags in a car 'explode' at 340 km/h.
a Convert this to metres per second.
b How long would the air bag take to move 10 cm?
Give your answer to the nearest thousandth of a second.
Answer:
a. 94.444 m/s
b. 0.001 s
Step-by-step explanation:
We know that:1 km = 1000 m & 1 h = 3600s#a
Explosion speed of air bag = 340 km/h-> Explosion speed of air bag [tex]= 340\times \frac{1000\: m}{3600 \:s}[/tex]-> Explosion speed of air bag [tex]= 94.444\: m/s[/tex]#b
Speed = 94.444 m/s = 9444.4 cm/sDistance = 10 cmFormula relating time speed and distance is given as:[tex] Time =\frac{distance}{speed}[/tex][tex]\implies Time =\frac{10}{9444.4}[/tex][tex]\implies Time =0.00105882851 \: s[/tex][tex]\implies Time \approx 0.001\: s[/tex]Julia earned $2,000 during the month of September. Use the paycheck statement to find the missing amounts and percent rates of the taxes Julia paid. I WILL MARK BRAINLIEST. only want answers
Julia paid $124 to social security as a payroll tax, $29 in Medicare as a payroll tax, 13% of her income to the federal government as an income tax, and 6% of her income to state government as an income tax.
What is the income tax rate?It is defined as the tax rate applied on the solely earned money by a single entity.
Julia paid to social security as a payroll tax = 6.2% of 2000
= (6.2×2000)/100
= $124
Julia paid to Medicare as a payroll tax = 1.45% of 2000
= (1.45×2000)/100
= $29
Julia paid a percent of her income to the federal government as an income tax:
= (260/2000)×100
= 13%
Julia paid a percent of her income to state government as an income tax:
= (120/2000)×100
= 6%
Thus, Julia paid $124 to social security as a payroll tax, $29 in Medicare as a payroll tax, 13% of her income to the federal government as an income tax, and 6% of her income to state government as an income tax.
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If the couple purchase the house and make all their payments, what is their total cost of the house?
$256,000
$443,504
$513,765
$328,650
Answer:
1,514,919
Step-by-step explanation:
I just used a calculator cuz in 6th you can use one but here's the answer
Answer:
If the couple purchases a house and they made all their payments, their total cost of the house would be $1,541,919.
Explanation:
$256,000
$443,504
$513,765
$328,650 +
------------------
$1,541,919
Find the volume of the square pyramid.
A. 15 yd
B. 25 yd
C. 35 yd
D. 45 yd
Use the table of random numbers to simulate the situation.
On an average, 45% of the students in a college take a computer
course. Estimate the probability that at least 6 of the next 10
students will take a computer course.
48095
24765
05604
46497
11966
93354
86431
34731
56521
69722
26295
79423
42669
70962
17355
29826
53442
68241
88383
26431
73434
53041
29591
58166
23544
61132
12955
22834
41592
64119
53147
33205
82873
70967
70034
47821
11153
02989
37977
93425
O Possible answer: 60%
O Possible answer: 50%
O Possible answer: 55%
O Possible answer. 45%
Answer:
40%Step-by-step explanation:
A set of random numbers can be used for simulating a situation by defining how the numbers will be used to represent the possible outcomes. Trials are repeated using newly-generated random numbers until there are a sufficient number of trials to give a reasonable prediction of the probability of interest.
__
We can simulate the situation as follows:
if a pair of digits is in the range 00-44, then the student will be taking a computer coursea sequence of 10 pairs of digits (4 of the 5-digit numbers) will represent a group of 10 studentsWe are interested in the fraction of groups of 10 that have 6 or more that take a computer course. (Theoretical probability is about 26%.)Here are our trials and results.
48 09 52 47 65 05 60 44 64 97 -- 3 of 10
11 96 69 33 54 86 43 13 47 31 -- 5 of 10
56 52 16 97 22 26 29 57 94 23 -- 5 of 10
42 66 97 09 62 17 35 52 98 26 -- 5 of 10
53 44 26 82 41 88 38 32 64 31 -- 6 of 10
73 43 45 30 41 29 59 15 81 66 -- 5 of 10
23 54 46 11 32 12 95 52 28 34 -- 6 of 10
41 59 26 41 19 53 14 73 32 05 -- 7 of 10
82 87 37 09 67 70 03 44 78 21 -- 5 of 10
11 15 30 29 89 37 97 79 34 25 -- 7 of 10
__
Of these 10 trials, 4 showed the result that at least 6 of the next 10 students will choose a computer course. That is, the probability is estimated to be about 4/10 = 40%.
_____
Additional comment
Here, we can only predict the probability of interest as some multiple of 10%, since we have numbers sufficient for only 10 trials.
We could arrange the random numbers a different way and reuse them, but we choose not to for the purpose of this answer. For that to make sense, we need to have assurance that these numbers are truly random.
The number of repeated values among these 100 pairs of digits suggests that this is a poor set of numbers to be using. 26 and 41 each show up 4 times, for example. The probability of that happening by chance in a truly random set of numbers is about 0.03%. A chance event is considered to be unlikely if its probability is less than 1%.
Answer:50%
Step-by-step explanation:believe me it is 50%. 40% isn’t even a option. 50% is the correct answer.
Please Evaluate this equation
Answer:
Step-by-step explanation:
1.169
Answer:
8^2−38+85+3√8 =111+6√2
(Decimal: 119.485281)
What is the missing number in the table?
x
1
2
3
4
5
y
6
36
216
???
7,776
252
396
864
1,296
Make sure your answer is in
degrees. You should be able to
find this without a calculator.
-
cos ¹(cos 43°) = [? ]°
Answer:
[tex]\cos^{-1}( \cos 43^{\circ}) = 43^{\circ}[/tex]
Step-by-step explanation:
The correct answer of the given function [tex]cos^{-1}[/tex] (cos 43°) will be 43°.
What is a trigonometric function?The fundamental 6 functions of trigonometry have a range of numbers as their result and a domain input value that is the angle of a right triangle.
It will be possible to comprehend the graphs, domains, differentiation, and integration of the four quadrants' trigonometric functions.
The trigonometric function is only valid for the right angle triangle and it is 6 functions which are given as sin cos tan cosec sec cot.
We know that the inverse trigonometric function of any function will vanish.
[tex]cos^{-1}[/tex] (cos 43°) = 43° cos inverse has vanished with cos and thus 43° is coming out to be the answer.
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Each hour, the number of bacteria in Dr. Nall’s petri dish tripled. What percent is the population compared to the population the hour before?
3%
9%
I need 20 letters so I'm just typing this but it is 9%
Mateo is baking a ham. He must make sure the ham has a minimum internal temperature of 145 degrees so that it is safe to eat. Using a thermometer, he takes the temperature of the ham in four random places. The minimum temperature in the sample is 150 degrees.
Identify the population and the sample. (4 points)
Population: four random places in the ham; Sample: all the ham meat
Population: all the ham meat; Sample: four random places in the ham
Population: all the ham meat; Sample: 150 degrees
Population: 150 degrees; Sample: 145 degrees
Population: 145 degrees; Sample: 150 degrees
Answer: Population: all the ham meat; Sample: four random places in the ham
Step-by-step explanation: I just took the test and got it right
Solve by completing the square.
y² +10y = -9
Answer:
y=−1 or y=−9
Step-by-step explanation:
y2+10y=−9
Step 1: Subtract -9 from both sides.
y2+10y−(−9)=−9−(−9)
y2+10y+9=0
Step 2: Factor left side of equation.
(y+1)(y+9)=0
Step 3: Set factors equal to 0.
y+1=0 or y+9=0
y=−1 or y=−9
Answer:
y=−1 or y=−9
Answer:
Here is the ans ..hope it helps:)
Can someone teach me how to answer this? Thanks!
Answer:
[tex]\left( fg\right) \left( x\right) =2x^3\sqrt[3]{x}\\\\\left( \frac{f}{g} \right) \left( x\right) =\frac{2x^{3}}{\sqrt[3]{x} }[/tex]
Step-by-step explanation:
The perimeter of a rectangle is given by P = 2(L + B) where L and B are the lengths of the sides. Find P when L= 17 and B = 13.
Answer:
60.
Step-by-step explanation:
P = 2( 17 + 13)
= 2 * 30
= 60
Solve the equation x2 − 16x 54 = 0 by completing the square. fill in the values of a and b to complete the solutions.
The solution to the given quadratic expression using the completing the square is x = ±√10 +8
Completing the square methodThis is a method of factoring quadratic expression. Given the quadratic function.
x^2 − 16x + 54 = 0
Subtract 54 from both sides
x^2 − 16x = -54
Complete the square
x^2 -16x +8^2 = -54 + 64
(x-8)² = 10
x - 8 = ±√10
x = ±√10 +8
Hence the solution to the given quadratic expression using the completing the square is x = ±√10 +8
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A men's basketball coach would like to know if there is a relationship between how tall a player is and how high he
can jump. complete the statement based on the information.
in this situation, height is the
y and how high he can jump is the
Answer:
Explanitory
Response
Step-by-step explanation:
edge
alia is shopping for school clothes she want to buy 5 T-shirts for 6 each and pair of shoes for 20 she thinks that she will spend about 30 is the answer reasonable
Answer:
it's not reasonable because the t-shirts alone cost 30 and the shoes cost 20 so it would cost 50 altogether.
Let's find 1/4+1/12
First, write the addition so the fractions have denominator 12.
Then add.1/4+1/12=?/12+1/12=?\?
Answer:
[tex]\frac{4}{12}[/tex] or [tex]\frac{1}{3}[/tex]
Step-by-step explanation:
[tex]\frac{1}{4} + \frac{1}{12} = \frac{3}{12} + \frac{1}{12} = \frac{4}{12}[/tex]
A regular octagon has a radius of 6 ft and a side length of 4.6 ft.
Answer: the correct answer is.....101 ft sq.
Step-by-step explanation:
Which is the
slope-intercept form of the equation of the line with a slope
of -3 and a y-intercept of -1?
O y + 3 = -1(x-0)
Oy=-3x - 1
O y = 3x + 1
O y = 3x - 1
Answer:
I think its B
Step-by-step explanation:
A group of friends were working on a student film. They spent $504 on props, which was 42% of their total budget. What was the total budget for their student film?
Which side lengths form a right triangle?
(A) 1, 2, 3
(B) 5, 6, 7
(C) 3, 4, 5
(D) 4, 5, 6
cant solve x+4y=0
3x+2y=20
Answer:
The answer to this question is -2.
Step-by-step explanation:
First, multiply one of the equations by something that can cancel out the other variable.
3x+2y=20
3(x+4y=0)
3x+2y=20
3x+12y=0
Now, subtract both equations.
-10y=20
Now, divide both sides by -10.
y=-2
Hope this helps!
What is the approximate solution to this equation? 4inx-8=12
Answer:
[tex]x=e^5\approx148.413[/tex]
Step-by-step explanation:
[tex]4\ln x-8=12\\\\4\ln x=20\\\\\ln x = 5\\\\x=e^5[/tex]
PLEASE HURRY (NEED ANSWER ASAP)
The length of the shorter diagonal is 5.241 units and the length of the longer diagonal is 14.371 units
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables.
Let p and q represent the length of the diagonals.
Hence:
[tex]p=\sqrt{9^2+6^2+2(9)(6)cos(34)}=14.371\ units\\\\q=\sqrt{9^2+6^2-2(9)(6)cos(34)}=5.241\ units[/tex]
The length of the shorter diagonal is 5.241 units and the length of the longer diagonal is 14.371 units
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a series contains 18 numbers and has a sum of 4,185. the last number of the series is 275. what is the first number?
42.5
190.0
465.0
740.0
Answer:
ai = 190.0
Step-by-step explanation:
I'll presume the sequence is arithmetic, simply because assuming the series is mathematical, there is more than one solution.
Assuming the series is comprised of numbers in an arithmetic progression, you will have... (see attachment for better explanation and step by step.)