Answer:
a lot of kids and adults
Step-by-step explanation:
Find Johnson’s average speed in meters per second
Answer
Johnson's average speed is about 9 meters per second
Step-by-step explanation:
you divide 400 and 43.84
Let f and g be the function defined by f(x) =x-10 and g(x) = 4 - x and then value of (f-g) (5) is ??
Answer:
\(f - g = x - 10 - 4 + x = 2x - 14 \\ f - g(5) =10 - 14 = - 4 \)
If you get 17 out of 20 questions correct on your next test, what percent of the test you answer incorrectly?
Answer: 85%
Step-by-step explanation:
You can use proportions to solve this answer.
17/20=x/100
Solve for X
17(100)/20=x
85=x
Answer:
15% incorrect
Step-by-step explanation:
17/20 = x/100
17 ×5= 85
20×5 = 100
85/100 correct
15/100 incorrect
HELP!! Will give brainliest
Answer:
my brother said it was
Step-by-step explanation:
1400.053...
Bob is verifying the identity, Sine (StartFraction 3 pi Over 2 EndFraction + x) = negative cosine x. He took these steps: Step 1: Sine (StartFraction 3 pi Over 2 EndFraction + x) = sine StartFraction 3 pi Over 2 EndFraction. Cosine x minus cosine StartFraction 3 pi Over 2 EndFraction sine x Step 2: Equals sine StartFraction 3pi Over 2 EndFraction. Cosine x + 0 Step 3: Equals negative 1. cosine x + 0 He made a mistake at which step? Step .
Answer: 1
Step-by-step explanation:
Answer:
1
Step-by-step explanation:
just took test
Sandro would like to retire at age 60 with an income of $1500 per month from his
retirement savings. If he is to receive these payments until he is 90 years old, what
amount would he need in his retirement savings account at age 60, if the account
earns 4.5% compounded monthly?
The amount (present value at age 60) that Sandro would neet in his retirement savings account in order to have a monthly income of $1,500 until he is 90 years old, compounded at 4.5% monthly is $296,041.74.
How the present value is computed:The present value is computed using an online fiance calculator that discounts the future withdrawals (monthly income) for a 360-months period.
End of withdrawal period = 90 years old
Beginning of withdrawal period = 60 years old
The number of years between 60 and 90 = 30 years
N (# of periods) = 360 months (30 years x 12)
I/Y (Interest per year) = 4.5%
PMT (Periodic Payment) = $-1,500
FV (Future Value) = $0
Results:
Present Value (PV) = $296,041.74
Sum of all periodic payments = $540,000 ($1,500 x 360 months)
Total Interest = $243,958.26
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Use the image to determine the direction and angle of rotation. Graph of triangle ABC in quadrant 1 with point A at 1 comma 3. A second polygon A prime B prime C prime in quadrant 4 with point A prime at 3 comma negative 1. 90° clockwise rotation 180° clockwise rotation 180° counterclockwise rotation 90° counterclockwise rotation
Whats 0÷0??? Need the answer lol
Answer:
zero divided by zero equals zero
Answer:
0?
Step-by-step explanation:
its technically undefined because how would you divide zero...
A
-2+
Which graph represents the
function y = tan x?
B
2T
2T
D
-2+1
21
4+
ㅠ
2T
2πT
The graph that represents the function y= tanx is Option A.
What is the description of the above function?The graph of y =tan (x) is a periodic function that has vertical asymptotes at x = (n + 1/2)π, where n is an integer.
It oscillates between positive and negative infinity, creating a wave- like pattern.
It has a repeating pattern of sharp peaks and valleys, exhibiting both positive and negative slopes.
Thus, option A is the correct answer.
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. Bert has a well-shuffled standard deck of 52 cards, from which he draws one card; Ernie has a 12-sided die, which he rolls at the same time Bert draws a card. Compute the probability that:
a. Bert gets a Jack and Ernie rolls a five.
b. Bert gets a heart and Ernie rolls a number less than six.
c. Bert gets a face card (Jack, Queen or King) and Ernie rolls an even number.
d. Bert gets a red card and Ernie rolls a fifteen.
e. Bert gets a card that is not a Jack and Ernie rolls a number that is not twelve.
Therefore , the solution of the given problem of probability comes out to be a)1/78 ,b)65/624 ,c)1/4 ,d)0 and e)12/13.
What is probability, exactly?The basic goal of any considerations technique is to assess the probability that a statement is accurate or that a specific incident will occur. Chance can be represented by any number range between 0 and 1, where 0 normally indicates a percentage but 1 typically indicates the level of certainty. An illustration of probability displays how probable it is that a specific event will take place.
Here,
a.
P(Bert gets a Jack and Ernie rolls a five) = P(Bert gets a Jack) * P(Ernie rolls a five)
= (4/52) * (1/12)
= 1/78
b.
P(Bert gets a heart and Ernie rolls a number less than six) = P(Bert gets a heart) * P(Ernie rolls a number less than six)
= (13/52) * (5/12)
= 65/624
c.
P(Bert gets a face card and Ernie rolls an even number) = P(Bert gets a face card) * P(Ernie rolls an even number)
= (12/52) * (6/12)
= 1/4
d.
P(Bert gets a red card and Ernie rolls a fifteen) = 0
e.
Ernie rolls a number that is not twelve, and Bert draws a card that is not a Jack:
A regular 52-card deck contains 48 cards that are not Jacks,
so the likelihood that Bert will draw one of those cards is 48/52, or 12/13.
On a 12-sided dice with 11 possible outcomes,
Ernie rolls a non-12th-number (1, 2, 3, etc.).
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Find the value of
25 - 4g when g = -3
Answer:
37
Step-by-step explanation:
25-4g
25-4(-3)=37
Answer:
the answer is 13
Step-by-step explanation:
Plug g in
24-4×-3
PEMDAS
4×-3=-12
25-12=13
The opposite of 1.5 is ? So the opposite 1.5 ? Which is equal to the opposite of ? Which is ? The second statement is ?
Help me with this question thanks so much
I will give you the brainliest!!! And 25 points!!!!
Someone solve this for me with explanation please. I need help
The perimeter of the given triangle with given lengths is; 78
What is the perimeter of the triangle?The perimeter of a triangle is defined as the sum total of the 3 side lengths of the triangle.
Now, we are given the triangle as QRS.
We are given that;
A is the midpoint of QR
B is the midpoint of RS
C is the midpoint of SQ
Thus;
QA = RA = 10
BR = SB = 15
SQ = 28
Thus;
Perimeter of Triangle = 2(10) + 2(15) + 28 = 78
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-7/2 x 1/6
Please help!
Answer:
-0.58333333333
Step-by-step explanation:
Solve for x 3x+wx=20
Answer:
X=\(\frac{20}{3+w}\)
Step-by-step explanation:
We are to solve for x by factorizing the given expression
The value of x is \( \frac{20}{ 3 + w} \)
Given:
3x + wx = 20
factorize
3x + wx = 20
x(3 + w) = 20
Divide both sides by 3+w
x = \( \frac{20}{ 3 + w} \)
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A box contains four red balls and eight black balls. Two balls are randomly chosen from the box, and are not replaced. Let event B be choosing a black ball first and event R be choosing a red ball second. What are the following probabilities? P(B) = ✔ 8/12 P(R | B) = ✔ 4/11 P(B ∩ R) = The probability that the first ball chosen is black and the second ball chosen is red is about percent
Answer:
P(B) = 8/12
P(R | B) = 4/11
P(B ∩ R) = 8/33
The probability that the first ball chosen is black and the second ball chosen is red is about 24 percent.
Step-by-step explanation:
I just got it right on edge 2020. Good luck with school!!
The probability that the first ball chosen is black and the second ball chosen is red is about percent is 66.67%.
What is the probability?Probability can be defined as the ratio of the number of favourable outcomes to the total number of outcomes of an event.
We know that, probability of an event = Number of favourable outcomes/Total number of outcomes.
Given that, a box contains four red balls and eight black balls.
Let event B be choosing a black ball first and event R be choosing a red ball second.
Here, total number of outcomes = 4+8 =12
P(B) = 8/12 and P(R)=4/12
We know that, P(R|B) =P(R∩B)/P(B)
Here, P(R∩B)= 8/12 × 4/12
= 2/3 × 1/3
= 2/9
So, P(R|B) =2/9 × 12/4
= 2/3 ×100
= 66.67%
Therefore, the probability that the first ball chosen is black and the second ball chosen is red is about percent is 66.67%.
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the question is on the image
ans]=71
x-10=61
x=61+10
x=71
Suppose that you have at your disposal a software package that solves a square nonsingular system of equations Cx=d. Assume that the package either finds the unique solution of Cx=d or terminates with an error message if C is singular. Given an m×n matrix A of rank n and an m -vector b, briefly describe in words how you would use the package to find whether or not the equations Ax=b are compatible, and if they are, compute a solution x. Comment briefly on the uniqueness of a solution if one exists.
The equations Ax = b are not compatible.
What do you mean by equation?It is represented by an equal sign (=) and is used to solve for unknown values or to describe relationships between variables. Equations can be simple or complex, involving basic arithmetic operations or advanced mathematical concepts like trigonometry and calculus.
An equation can be used to solve for a single unknown value, for example, the equation 2x + 3 = 7 can be solved for x by subtracting 3 from both sides, giving us 2x = 4 and then dividing both sides by 2, giving us x = 2. In this example, x = 2 is the solution to the equation.
To determine whether the equations Ax = b are compatible and to compute a solution x, you would first form the augmented matrix [A|b]. Then, you would perform row operations on [A|b] to reduce it to an upper triangular matrix [C|d]. Finally, you would use the software package to solve the square system of equations Cx = d.
If the software terminates with an error message, it means that C is singular, and the equations Ax = b are not compatible. If the software finds the unique solution of Cx = d, it means that the equations Ax = b are compatible and that the solution x is unique. However, it is important to note that the uniqueness of the solution depends on the rank of A being equal to n. If the rank of A is less than n, the equations are not compatible, and if the rank of A is greater than n, the equations have infinitely many solutions.
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Help quick please look at pic to solve
The required equation that represent the hanger is 10 + 5x = 11 and the value of x is 1/5.
Given the diagram of the hanger which one side has 10 + 5x and other side has 11.
To find the equation, equate the expression of one side to the numerical value of the other side. On solving the equation gives the value of x.
Thus, the equation is 10 + 5x = 11.
Consider the equation 10 + 5x = 11
On subtracting 10 from each side gives,
5x = 1
Divide each side by 5 gives,
x = 1/5.
Hence, the required equation that represent the hanger is 10 + 5x = 11 and the value of x is 1/5.
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Ryan quit bowling and took up sailing. His sail for his sailboat is a 45-45-90 Right Triangle. 15. The base of the sail is 10.5 ft. long. What is the length of the hypotenuse of the sail?
The length of the hypotenuse of the sail is 18.30 feet long.
What is the Pythagoras theorem?The Pythagoras theorem states that the square of the longest side must be equal to the sum of the square of the other two sides in a right-angle triangle.
a² + b² = c²
Given that the sail for his sailboat is a 45-45-90 Right Triangle. 15. The base of the sail is 10.5 ft. long.
a² + b² = c²
Therefore,
15² + 10.5² = c²
c² = 15² + 10.5²
c² = 225 + 110.25
c² = 335.25
c = 18.30
Thus, the hypotenuse is 18.30 feet long.
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Please help! What is the surface area of the cylinder with height 4 m and radius 8 m? Round your answer to the nearest thousandth.
Make sure to round please.
The surface area of the cylinder is 948m²
What is surface area of cylinder?The area occupied by a three-dimensional object by its outer surface is called the surface area. The surface of a cylinder is expressed as ;
SA = 2πr(r+h)
Where r is the radius of the base and h is the height of the cylinder.
r =8m
h = 4m
SA = 2 × 3.14 × 8 (8+4)
SA = 78.96 × 12
SA = 947.52 m²
to the nearest whole number
SA = 948 m²
therefore the surface area of the cylinder is 948 m²
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Find the sum of the first 27 terms
of the arithmetic sequence.
First, fill in the equation.
a₁
= 5 and a27
Sn = 2/(a₁ + an)
Sn
=
[?]
2
+
=
83
Answer:
S₂₇ = 1188
Step-by-step explanation:
using the given formula for \(S_{n}\) , that is
\(S_{n}\) = \(\frac{n}{2}\) (a₁ + \(a_{n}\) )
with a₁ = 5 and \(a_{n}\) = a₂₇ = 83 , then
S₂₇ = \(\frac{27}{2}\) (5 + 83) = 13.5 × 88 = 1188
Find the probability that a randomly selected point within the square falls in the red shaded square
The probability that a randomly selected point within the square falls in the red shaded square is 1/16
What is probability?A probability is a number that reflects the chance or likelihood that a particular event will occur. The certainty of an event to occur is 1 and it is 100% in percentage.
Probability = sample space /total outcome
sample space is the area of the red shaded square and the total outcome is the big square.
Area of red shaded square = 1 × 1 = 1unit²
area of the big square = 4 × 4 = 16 units²
Therefore the probability that a point selected falls on the red shaded square
= 1/16
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Michelle earns $25.00 per hour at her job. Which answer choice is an equation that correctly represents the total amount of money, m, that Michelle earns after working for a certain number of hours, h?
5
Kareem gave 3 people candy. He split
6
pounds among them,
What is the unit rate in pounds per person?
Write your answer in simplest form,
1 pounds per person
3 08
Х
5
?
Please awnser asap I will brainlist
The members of the given set in this problem are given as follows:
X U (Y ∩ Z) = {p, q, r, 0, 6, 21, 22, 23, 26}
How to obtain the union and intersection set of two sets?The union and intersection sets of multiple sets are defined as follows:
The union set is composed by the elements that belong to at least one of the sets.The intersection set is composed by the elements that belong to at all the sets.The intersection of the sets Y and Z for this problem is given as follows:
Y ∩ Z = {0, 6, 23, 26}
(which are the elements that belong to both of the sets).
The union of the above set with the set X is given as follows:
X U (Y ∩ Z) = {p, q, r, 0, 6, 21, 22, 23, 26}
(elements that belong to at least one of the sets).
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I need to find x and y
Using the same-side interior angles theorem,
\(8x+30+6x+24=180 \\ \\ 14x+54=180 \\ \\ 14x=126 \\ \\ \boxed{x=9}\)
Using vertical angles,
\(6(9)+24=10y+2 \\ \\ 78=10y+2 \\ \\ 10y=76 \\ \\ \boxed{y=7.6}\)
Solve the equation: p2 - 4p + 4 = 0.
Perfect square trinomial
\( \boxed{ a^2 \pm 2ab+b^2 = (a \pm b)^2 } \)
Using the perfect square trinomial
\( p^2 - 4p + 4 = 0 \)
\( p^2 - 2(2p) + (2)^2 = 0 \)
\( (p-2)^2 = 0 \)
\( (p-2) = 0 \)
\( p = 2 \)
\(\huge\text{Hey there!}\)
\(\bold{p^2-4p+4=0}\)
\(\text{FACTOR the LEFT side of your equation}\\\bold{(p-2)(p-2)=0}\)
\(\text{SET each of your FACTORS TO EQUAL to 0}\\\bold{p-2=0\ or\ p-2=0}\)
\(\text{SIMPLIFY the equations\ above and you will have your answer}\)
\(\boxed{\boxed{\bold{Answer: \large\text{\bf{p = 2}}}}}\huge\checkmark\)
\(\textsf{Good luck on your assignment and enjoy your day!}\)
~\(\frak{Amphitrite1040:)}\)
There are 38 cars parked in the parking structure the parking structure is nor full to. Capacity there are 13 parking spaces that are empty what is the ratio of available parking spaces to parked cars
Answer: Decide which of the two given prices is the better deal and explain why. You can fill a 12 gallon tank of gas for $42.47 or buy gas for $3.60/gallon.
Step-by-step explanation: