Answer:
plz give brainlyst anwser but it is depentendent
Step-by-step explanation:
Pedro has a piece of wood that is 8 feet long.He cuts the wood into 6 equal pieces. How long is each piece of wood?
Answer: 4/3 ft long, or 1 1/3ft
Step-by-step explanation:
divide 8 by 68/6 = 1.33333...write the repeating decimal as a fraction, which is: 4/3 ft. or. 1 1/3 ftAt a certain location a river is 12 meters wide. At this location the depth of the river in meters has been measured at 3 meter intervals.The cross-section is shown below. 3 3 3 3 0.5 2.3 12.9 2.1 13.8 (a) Use Simpson's rule with the five depth measurements to calculate the approximate area of the cross-section. 11 marks) (b) The river flows at 0.4 meters per second Compute the approximate volume of water flowing through the cross-section in 10 seconds
According to the information we can infer that the approximate area of the cross-section is 35.5 square meters. Additionally, the approximate volume of water flowing through the cross-section in 10 seconds is 142 cubic meters.
How to calculate the approximate area of the cross-section using Simpson's rule?To calculate the approximate area of the cross-section using Simpson's rule, we divide the width of the river (12 meters) into intervals and consider the depth measurements at each interval. Given the depth measurements:
3, 3, 3, 3, 0.5, 2.3, 12.9, 2.1, 13.8We use Simpson's rule to estimate the area by applying the formula:
Area ≈ (Width/3) * [f(x₀) + 4f(x₁) + 2f(x₂) + 4f(x₃) + ... + 2f(xₙ₋₂) + 4f(xₙ₋₁) + f(xₙ)]Using the given depth measurements, we substitute them into the formula and calculate:
Area ≈ (12/3) * [3 + 4(3) + 2(0.5) + 4(2.3) + 2(12.9) + 4(2.1) + 13.8]Area ≈ 35.5 square metersAccording to the information, the approximate area of the cross-section is 35.5 square meters.
How to calculate the approximante volume of water flowing through the cross-section?To calculate the approximate volume of water flowing through the cross-section in 10 seconds, we multiply the area of the cross-section by the velocity of the river.
Given the velocity of the river is 0.4 meters per second, and the time is 10 seconds:
Volume ≈ Area * Velocity * TimeVolume ≈ 35.5 * 0.4 * 10Volume ≈ 142 cubic metersAccording to the information, the approximate volume of water flowing through the cross-section in 10 seconds is 142 cubic meters.
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Evaluate the function rule for the given value. y = 15 · 3x for x = –3
Evaluating the function rule y = 15. \(3^x\) for x = -3 yields a value of 5/9. To evaluate the function rule y = 15 · \(3^x\) for x = -3, we substitute x with -3 in the expression.
Let's break down the calculation step by step.
Substituting x = -3 into the function:
y = 15 · \(3 ^(-3)\)
Now, we need to calculate the value of \(3^(-3)\). A negative exponent indicates that the base should be reciprocated. Therefore, \(3^(-3)\) is equivalent to 1/(3^3).
Simplifying further:
y = 15 · \(1/(3^3)\)
= 15 · \(1/(3 \times 3 \times3)\)
= 15 · 1/27
= 15/27
The fraction 15/27 can be simplified by finding a common factor between the numerator and denominator. Both 15 and 27 can be divided by 3:
y = (15/3) / (27/3)
= 5/9
Therefore, when x = -3, the value of y is 5/9.
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The probability that a household owns a pet is 0. 55. Suppose there are 5 houses on a block. Assuming each household is independent. What is the probability that all five households will have pets?
If the probability that a household owns a pet is 0.55 then the probability that all households will have pets is equal to 0.0503.
Given that the probability that a household owns a pet is 0.55 and there are 5 houses on a block.
We are required to calculate the probability that all the five households will have pets.
Probability is basicallly the chance of happening an event among all the events possible. It cannot be negative.
Binomial probability distribution is basically the probability calculations but in different combinations.
In this we have to calculate the probability that all the houses will have the pets then the probability that all five households will have pets is equal to \(5C_{5}(0.55)^{5} (1-0.55)^{0}\)
=1(0.0503)\((0.45)^{0}\)
=1*0.0503*1
=0.0503
Hence the probability that all the five households will have pets is equal to 0.0503.
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19.The sum of two numbers is 22, and their difference is 12. What are the numbers?
Write an equation of the line that passes through (5. – 1) and is perpendicular to the line y = 1/2x - 1
An equation of the perpendicular line is y =
Answer:
y = - 2x + 9
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 )
y = \(\frac{1}{2} \) x - 1 ← is in slope- intercept form
with slope m = \(\frac{1}{2} \)
Given a line with slope m then the slope of a line perpendicular to it is
\(m_{perpendicular} \) = - \(\frac{1}{m} \) = - \(\frac{1}{\frac{1}{2} } \) = - 2 , then
y = - 2x + c ← is the partial equation
To find c substitute (5, - 1 ) into the partial equation
- 1 = - 10 + c ⇒ c = - 1 + 10 = 9
y = - 2x + 9 ← equation of perpendicular line
i need the answer please
Answer:
the answer is c
Step-by-step explanation:
its the only one that makes sense
W dwudziestopięcioosobowej klasie VI b chłopcy stanowią 60% wszystkich uczniów. 25% tych chłopców lubi jeździć na rolkach. ilu chłopców z klasy VI b lubi jeździć na rolkach?
Answer:
pleaaase in english i can mot understand
There were a total of three soccer games a month. The season is played for 4 months. How many soccer games are in the seasons
In linear equation, 12 games per season in soccer games are in the seasons .
What are a definition and an example of a linear equation?
An equation with only one variable is referred to as a linear equation in one variable.It has the mathematical formula Ax + B = 0, where A and B can be any two real numbers, and x is an unknowable variable with just one possible value.A linear equation in one variable would be 9x + 78 = 18, for instance.If there are 3 games in each month, and the season is played for 4 months, then the number of games played in a season is
(3 games per month) x (4 months per season) = 12 games per season.
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The complete question is -
there were a total of 3 football games a month, and 9 are played at night. The season is played for 4 months. how many games are played in the season?
The 11 students in the Environmental Club represent 20% of the students in the
seventh grade. How many students are in the seventh grade?
Answer: 2.2
Step-by-step explanation: twenty percent of 11 is 2.2
HELPPPPPPPPPPPPPPPPP WITH THIS MATHHH.
Answer: From least to greatest: -2.4, -0.8, 0.2, 0.9, 1.6. Hope this helps you! :D
Answer:
-2.4,-0.8,0.2,0.9,1.6
Step-by-step explanation:
in subtraction when there is minus sign, so the grater number will be smaller.
would a chi-square test based on a 2 ✕ 2 table using a level of 0.05 be statistically significant?chi-square statistic = 1.12a) Yes, because 1.12 > 0.05.b) Yes, because 1.12 < 3.84. c) No, because 1.12 > 0.05.d) No, because 1.12 < 3.84.
The correct answer is d) No, because 1.12 < 3.84 for chi-square.
To determine whether a chi-square test based on a 2 x 2 table using a level of 0.05 is statistically significant, we need to compare the chi-square statistic (in this case, 1.12) to the critical value of chi-square with 1 degree of freedom and a significance level of 0.05.
For a 2 x 2 table, the degrees of freedom is (number of rows - 1) multiplied by (number of columns - 1), which equals (2-1) x (2-1) = 1.
Looking at a chi-square distribution table with 1 degree of freedom and a significance level of 0.05, we find the critical value of chi-square to be 3.84.
Since the chi-square statistic (1.12) is less than the critical value (3.84), we fail to reject the null hypothesis and conclude that the results are not statistically significant.
Therefore, correct answer is d) No, because 1.12 < 3.84.
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The coordinates of which point are (–3, –6)? On a coordinate plane, point A is (negative 3, 6), point B is (negative 6, negative 3), point C is (negative 3, negative 6), and point D is (3, negative 6). point A point B point C point D
Given:
The coordinates of a point are (-3,-6).
To find:
The point on the coordinate plane whose coordinates are (-3,-6).
Solution:
From the given information of coordinate plane, it is clear that
Coordinates of point A are (-3, 6).
Coordinates of point B are (-6,-3)
Coordinates of point C are (-3,-6)
Coordinates of point D are (3,-6)
It is clear that, only point C has coordinates (-3,-6).
So, the required point is C.
Therefore, the correct option is C.
Answer: C.) -3,-6
Step-by-step explanation:
1. If f(x) = (3x-2)/(2x+3), then f'(x) =
Answer:
\(f'(x)= \frac{13}{(2x+3)^2}\\\)
Step-by-step explanation:
\(f(x)= \frac{3x-2}{2x+3} \\\)
\(f'(x)=\frac{dy}{dx} = \frac{d}{dx}(\frac{3x-2}{2x+3})\\ f'(x)= \frac{(2x+3)\frac{d}{dx}(3x-2)-(3x-2)\frac{d}{dx}(2x+3) }{(2x+3)^{2} } \\f'(x)= \frac{(2x+3)(3)-(3x-2)(2)}{(2x+3)^{2} } \\\)
\(f'(x)= \frac{6x+9-6x+4}{(2x+3)^{2} }\\ f'(x)= \frac{13}{(2x+3)^2}\\\)
alfred and bonnie play a game in which they take turns tossing a fair coin. the winner of a game is the first person to obtain a head. alfred and bonnie play this game several times with the stipulation that the loser of a game goes first in the next game. suppose that alfred goes first in the first game, and that the probability that he wins the sixth game is m n , where m and n are relatively prime positive integers. what are the last three digits of m n ? (1993,
So, the last three digits of m*n is 001.
Let p be the probability that Alfred wins given that he goes first. Then, the probability that Bonnie wins given that she goes first is 1-p. Therefore, the probability that Alfred wins the second game given that Bonnie went first in the first game is 1-p. Similarly, the probability that Alfred wins the third game given that he went first in the second game is p, and so on.
Therefore, the probability that Alfred wins the sixth game given that he went first in the first game is:
p(1-p)(1-p)(p)(p)(p) = p^4 (1-p)^2
Since m and n are relatively prime, the last three digits of m*n are the last three digits of p^4 * (1-p)^2, which is the last three digits of p^4 and the last three digits of (1-p)^2. Since p is the probability of winning given that you go first, it is a number between 0 and 1. Therefore, the last three digits of p^4 and (1-p)^2 are 001, resulting in the last three digits of the final answer being 001.
Therefore, the last three digits of m*n is 001.
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Cole is taking a 170-mile trip by car. If he drives for 2 hours with an average speed of 60 miles per hour, how many miles will he still need to drive to complete his trip?
A: 50
B: 110
C: 120
D: 340
Cola need 50 miles to drive to complete his trip.
Option A is true.
What is Distance?
The total movement of an object without any regard to direction is called distance.
Given that;
Cole is taking a 170-mile trip by car.
He drive for 2 hours with an average speed of 60 miles per hour.
Now, Distance cover in 2 hours with speed 60 miles per hour is calculated as;
Since, Distance = Speed x time
Hence, Distance = 60 x 2 = 120 miles.
So, Remaining speed to complete his trip = 170 - 120 = 50 miles.
Hence, Cola need 50 miles to drive to complete his trip.
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never mind LOL i got it
Answer:
C.
Step-by-step explanation:
Adjacent / Hypotenuse = 24 / 25
Pleaseee help me I need this
Add.
58+28
Item 19
Which number is prime?
4
9
21
23
1016
78
716
18
What is the missing number in the solution to 958 - 10? 95 R8 10) 958 -90 -50 8 O A. 50 B. 5 O C. 58 O D. 80
You have the following operation:
958 ÷ 10
To determine what is the missing number, calculate the given division:
95
10 | 958
- 90
58
-50
8
as you can notice, the missing number is 58 in the given procedure of the division 958 ÷ 10.
Hence, the asnwer is C. 58
Michael is on page 28 of a 315-page book. He must finish the book within the next 14 days. He solved the inequality 28+ 14p = 315 He did not use the correct value as the coefficient of p and should have solved 14 + 28p <= 315
Answer:
yes you're right it is 14 + 28p = 315
Answer:
C
Step-by-step explanation:
I had this question edge 2021
given events a and b are conditional independent events given c, with p(a ∩ b|c)=0.08 and p(a|c) = 0.4, find p(b|c).
given events a and b are conditional independent events given c, with p(a ∩ b|c)=0.08 and p(a|c) = 0.4, find p(b | c) = 0.2.
By definition of conditional probability, we have:
p(a ∩ b | c) = p(a | c) * p(b | c)
Substituting the values given in the problem, we get:
0.08 = 0.4 * p(b | c)
Solving for p(b | c), we get:
p(b | c) = 0.08 / 0.4 = 0.2
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The school events committee is planning to buy a banner and some helium balloons for graduation night. A store charges them $35 for the banner and $3 for each helium balloon. If the committee has at most $125 to spend, how many helium balloons can they buy
Answer:
30 baloons
Step-by-step explanation:
1. Remove the price of the banner from the total amount you can spend. You should then end up with $90
2. Divide 90 by 3, because each balloon costs $3. You should end up with 30.
Answer:
30 balloons
Step-by-step explanation:
Cost of banner = $ 35
Remaining amount after paying for banner = 125 - 35 = $90
Number of balloons = Remaining amount ÷ cost of one balloon
= 90 ÷ 3
= 30
In the Acronym WKU, what does each letter represent?
Answer:
Western Kentucky University
Step-by-step explanation:
Western Kentucky University is a public university in Bowling Green, Kentucky. It was founded by the Commonwealth of Kentucky in 1906, though its roots reach back a quarter-century earlier. It operates regional campuses in Glasgow, Elizabethtown-Fort Knox, and Owensboro.
Answer: Western Kentucky University
Step-by-step explanation:
Image shows line WS and line KV as parallel. Line RT intersects line WS and line KV forming right angles.
Line WS is parallel to line KV. Line RT is perpendicular to line KV. Explain the relationship of line RT to line WS. Provide at least one reason to support your answer.
Answer:
RT is perpendicular to WS because when parallel lines are cut by a transversal, the corresponding angles are equal.
Step-by-step explanation:
Find the measure of angle y.
A) 19
B) 22
C) 41
D) 120
Answer:
19
Step-by-step explanation:
because it alternate with A
Compute the following arithmetic problems in Z/8. Represent your answer with the least positive representative of the appropriate equivalence class (a) [3] + [4] 7 ] (b) [2] . ([2] + [7]) 2 ]] (c) ([6] + [5]). ([3] + [7])
The answers to the given arithmetic problems are- (a) [3] + [4] 7 ] = 7, (b) [2] . ([2] + [7]) 2 ]] = 4, and (c) ([6] + [5]). ([3] + [7]) = 110.
Here, we are given three equations as follows, let us solve them one by one-
a. [ [3] + [4] 7 ]
Here [z] = remainder when z is divided by 8
Thus, [4] = 4
⇒ [ [3] + 4*7 ]
= [ 3 + 28 ]
= [ 31 ]
= 7
b. [ [2] . ([2] + [7]) 2 ]
= [ 2 . (2 + 7) 2 ]
= [ 2*9*2 ]
= [ 36 ]
= 4
c. ([6] + [5]). ([3] + [7])
= (6 + 5). (3 + 7)
= 11*10
= 110
The answers to the given arithmetic problems are- (a) [3] + [4] 7 ] = 7, (b) [2] . ([2] + [7]) 2 ]] = 4, and (c) ([6] + [5]). ([3] + [7]) = 110.
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13. 12, 16, *, 20 Find the missing
The spinner is divided into 8 equal-sized sections. enter the probability of the arrow landing on a section labeled 4 on the first spin
Answer: 1/8
Step-by-step explanation:
Determine the value of x.
Question 1 options:
A)
8
B)
4
C)
4
D)
\(\huge{\underline{\underline{\boxed{\sf{\purple{Answer:-}}}}}}\)
option c is correct\(\huge{\underline{\underline{\boxed{\sf{\purple{Explanation:-}}}}}}\)
\(\large\huge\green{\sf{Given:-}}\)
in a right triangle:-hypotenuse= 8 unitbase= x\(\large\huge\green{\sf{ToFind:-}}\)
base= x=??\(\large\huge\green{\sf{FormulaRequired:-}}\)
\( sec Q= \frac{hypotense}{base} \)value of sec 30°= 2/√3\(\large\huge\green{\sf{Solution:-}}\)
\( \red {\mathbb{ \underline { \tt By \: Using \: Trigonometric\: Formula:-}}}\)
\( sec Q= \frac{hypotense}{base} \)value of sec 30°= 2/√3➡2/√3= 8/x
➡x= 8√3/2
➡x= 4√3
➡Hence, required answer is 4√3