Water bankruptcy is associated with the problems among the beneficiaries whose demands are more than the total available water.
What is water?It should be noted that water simply means a colorless and odorless liquid that is the basis of living organisms. The limited water supply has led to water resources bankruptcy which is the failure of water to meet the imposed demand by users.
The people who will benefit in water bankruptcy are the people whose needs weren't met by the available water.
An alternative way in which a water shortage problem can be resolved is the recycling of waste water and rainwater harvesting.
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I WILL GIVE 20 POINTS TO THOSE WHO ANSWER THIS QUESTION RIGHT NOOOO SCAMS AND EXPLAIN WHY THAT IS THE ANSWER. What is the volume of the square pyramid?
V=____mm^3(Round to the nearest 10th as needed.)
Step-by-step explanation:
the volume of any pyramid is
base area × height / 3
so, since we know the base area (a square with 23 mm side length), the only trick we need to do is to get the inner height (straight up in the middle from the base area to the top of the pyramid).
because this is a regular pyramid (the top of the pyramid is right above the middle of the base area), we can use Pythagoras for right-angled triangles
c² = a² + b²
with c being the Hypotenuse (the baseline of the triangle opposite of the 90° angle) and in our case the outer height along a side area triangle (24 mm).
the legs of that right-angled triangle are half of a base area side length (remember, the top of the pyramid is right over the middle of the base area square) and the inner height to the top.
so, we have
24² = 12.5² + height²
height² = 24² - 12.5² = 576 - 156.25 = 419.75
height = 20.48780125... mm
so, the volume of the pyramid is then
23² × 20.48780125... / 3 = 3,612.682287... mm³ ≈
≈ 3,612.7 mm³
A swim team has 80 swimmers the first year and 90 swimmers the second year. What percent or increase do they experience over these first two years?
2%
10%
11.25%
12.5%
The increase in the percentage that they experience over these first two years will be 12.5%. Then the correct option is D.
What is the percentage?The quantity of anything is stated as though it were a fraction of a hundred. A quarter of 100 can be used to express the ratio. Per 100 is what the term percent signifies. The symbol 'percent' is used to symbolize it.
A swim team has 80 swimmers in the first year and 90 swimmers in the second year.
Then the increase in the percentage that they experience over these first two years will be
P = (90 - 80)/80 x 100
P = 10/80 x 100
P = 0.125 x 100
P = 12.5%
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Use the information to answer the following questions.
A manager at a large company wants to understand whether the employees are feeling
overworked while completing a project. The company has 200 employees working on the project all
over the world, but the manager only has time and money to collect information from 50 people.
Part A: For this situation, which would be the best way to collect data?
A. census
B. survey
C. experiment
D. Observational study
If a manager at a large company wants to understand whether the employees are feeling. The best way to collect data is: B. survey.
What is survey?Survey can be defined as the data or information collected from group of people so as to draw or reach a conclusion.
Based on the information Survey would be the best method that would be suited to understand whether the employees are feeing overworked or not.
The manager can send an online survey to the employee so as to collect that data that will enables the manager to reach a conclusion.
Therefore the correct option is B.
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What percent of 72 is27?
Answer:
37.5%
Step-by-step explanation:
Let's consider the percentage as 'x'
[tex]72 * \frac{x}{100} = 27\\\\x = \frac{27 * 100}{72} \\x = 37.5%[/tex]
Determine the relative maxima of f(x)=2x^3-3x^2. Also describe where the function os increasing and decreasing.
Answer:
Below in bold.
Step-by-step explanation:
f(x)=2x^3-3x^2
Finding the derivative and equating to zero:
f'(x) = 6x^2 - 6x = 0
6x(x - 1) = 0
So there are turning point at x = 0 and 2 = 1.
Finding the relative maximum:
Second derivative is negative when we have a maximum value:
f"(x) = 12x - 5
- which is negative when x = 0.
So the relative maximum is at x = 0 where f(x) = 2(0)^3 - 3(0)^2 = 0.
At x = 1, second derivative = 12(1) - 5 = +7 so this is a relative minimum.
The function is increasing in interval -∝ < x < 0
decreasing in interval 0 < x < 1
then increasing in interval 1 < x < ∝
Determine the correct path energy follows when using coal or oil to produce electricity.
A. Boiler to Turbine to Generator to Power lines
B. Power lines to Generator to Boiler to Turbine
C. Turbine to Boiler to Power lines to Generator
D. Generator to Turbine to Power lines to Boiler
The path to convert coal into electricity is Boiler to Turbine to Generator to Power lines, the correct option is A.
What are Fossil Fuels?Those fuels which have originated from decayed plants and animals over a long period of time are called Fossil fuels.
The correct path energy follows when coal or oil is burnt to produce electricity is
When coal is fired the heat is used to convert water into steam in a boiler.
The steam at high pressure is sent to turbines.
The steam spins the generator to produce electricity which is then sent to the power lines.
Therefore, the correct path is mentioned in option A.
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if y varies inversely as x and the constant of proportionality is k=5, what is y when x=2?
Answer:
y alpha 1 /x
y = k / x
( y = ? , x = 2, k = 5 )
y = 5 /2
y = 2.5
A person to person payment app could be used in each of the scenarios except
Answer:
What are the options? We need to see the options to be able to answer the question :)
Step-by-step explanation:
I'll edit this once you add the scenarios
Which of the following pairs of values are NOT equal in a normal distribution curve?
The mean, median, and mode of a completely normal distribution will all have the same value, represented graphically by the top of the curve. The correct option is C.
What is a normal distribution?The mean, median, and mode of a completely normal distribution will all have the same value, represented graphically by the top of the curve. The normal distribution is often known as the bell curve because the probability density graph resembles a bell.
The option that is not true for the normal distribution is the value of the mean and the height of the density curve at its lowest are not equal.
Hence, the correct option is C.
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Cylinder A has a radius of 7 inches and a height of 5 inches. Cylinder B has a volume of 490π. What is the percentage change in volume from cylinder A to cylinder B? 50% decrease 75% increase 150% decrease 100% increase
Answer:
The percentage change in volume between cylinder A and cylinder B is 50% Step-by-step explanation:
Step-by-step explanation:
The volume of a cylinder is given by the formula
V= πr^2h
For cylinder A, where r = 7 and h = 5 , pi = 22/7
V= π *7^2 * 5
V= π * 49 * 5
V = 769.69 cubic inch
For cylinder B
V = 490Pi
V = 153 cubic inch
The percentage change in volume between cylinder A and cylinder B
=[ (VA-VB)/VB] *100
=(1539.3804-769.69)/1539.3804
= 0.5000 100
= 50%
help help help help please ive been stuck on this for hours
Answer:
the answer is
45.84
Step-by-step explanation:
a=pi*r^2
Please help me for a treat lol
Answer:
a) Jill ended her scooter ride at her house.
Step-by-step explanation:
A triangular-shaped window has a base of 3 feet and a height of 4 feet. What is the area of the window?
Answer asp
Answer:
12 feet
Step-by-step explanation:
4 times 3 is 12 and that is how u find area I think
A fair coin is tossed 16 times. What is the probability that exactly 8 tails occur? a) 0.0002 b) 0.1208 c) 0.0001 d) 0.1964 e) 0.0020 f) None of the above.
A common discrete distribution is used in statistics, as opposed to a continuous distribution is called a Binomial distribution. The probability that exactly 8 tails occur is 0.1963.
What is Binomial distribution?A common discrete distribution is used in statistics, as opposed to a continuous distribution is called a Binomial distribution. It is given by the formula,
P(x) = ⁿCₓ (pˣ) (q⁽ⁿ⁻ˣ⁾)
Where,
x is the number of successes needed,
n is the number of trials or sample size,
p is the probability of a single success, and
q is the probability of a single failure.
The probability of a tail occurring is 0.5, while the probability of a tail, not coming is 0.5, therefore, we can write p=0.5 and q=0.5.
Now, the probability of exactly 8 tails occurring can be written as,
P(X=8) = ¹⁶C₈ (0.5)⁽⁸⁾ (0.5)⁽¹⁶⁻⁸⁾
P(X=8) = 12,870 (0.5)¹⁶
P(X=8) = 0.1963
Hence, the probability that exactly 8 tails occur is 0.1963.
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the value of a varies directly at the square of the value of b, and b=3 when a=10. find the value of a when b=9
Answer:
answer = 90
Step-by-step explanation:
General equation: a = k*b^2
Specifically: 10 = k*(3)^2 = 9 k
Solving for k: k = 10/9
Then a = (10/9)b^2. If b = 9, then a = (10/9)(9)^2 = 90 (answer)
y² (-4y²-7) - 2y4 simplest form?
Answer:
-6y^4 - 7y^2
Explanation:
Distribute y2 with -4y2 and 7
-4y4 - 7y2 - 2y4
Combine the like terms, -4y4 and 2y4
-6y4 - 7y2
Answer for branliest!
Answer:
For the first question
[tex]x = 2 \: cm[/tex]
For the second question
[tex]x = 6 \: cm[/tex]
Step-by-step explanation:
To find the value if x in both equation we have to use the Pythagorean Theorem which states that:
[tex] {a}^{2} = {b}^{2} + {c}^{2} [/tex]
a being the hypothenus*
Therefore for the first question we know that
[tex]a = x \: \: \: b = 1.6 \: \: \: \: c = 1.2 \\ so ... \: \: {x}^{2} = {1.6}^{2} + {1.2}^{2} \\ {x}^{2} = 2.56 + 1.44 \\ {x}^{2} = 4 \\ \sqrt{ {x}^{2} } = \sqrt{4} \\ x = 2 [/tex]
For the second question we know that
[tex]a = 6.5 \: \: \: b = 2.5 \: \: \: c = x \\ {6.5}^{2} = {2.5}^{2} + {x}^{2} \\ 42.25 = 6.25 + {x}^{2} \\ 42.25 - 6.25 = {x}^{2} \\ 36 = {x}^{2} \\ \sqrt{36} = \sqrt{ {x}^{2} } \\ 6 = x[/tex]
-
What is g(x)= -4(x - 5)2 + 8 in standard form
Answer:
g(x) = -8x + 48
HELP ASAP ! in the graph of a linear inequality, the shaded region above or below the line is called a half-
The shaded region that is above or below the boundary line of the inequality graph is called a: half-plane.
What is the Half-plane of a Linear Inequality?An half-plane is a graph of a linear inequality which contains the set of possible values of that makes the inequality true.
Thus, the half-plane is the shaded part of the graph of an inequality, which can either be above or below the boundary line.
The shaded region is called the: half-plane.
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Leon is at the lake with his friends. It costs $8.50 to rent a paddleboat for a
1/2
-hour ride. Together, Leon and his friends have $25.50. How long can they ride in a paddleboat if they spend all of their money?
write an explicit formula for an, the nth term of the sequence 19,13,7,…
Answer:
-6n + 25
Step-by-step explanation:
First find the step: 6
This is because the sequence decreases by 6 each time.
Find the 'zero'th' term: 25
The term before the first term is 25, as you add 6.
- Educator
Yuan has 5 quarts of broth. He uses 1/2 of the broth to make soup. Then, he uses 1/4 of the broth he has left to make gravy.
How much broth, in quarts, does Yuan have left after making soup and gravy?
Answer:
1 7/8 quarts
Step-by-step explanation:
The amount Yuan has left can be found by multiplying the original amount by the fraction he has left.
__
usedAfter using 1/2 of the broth for soup, the fraction remaining is ...
1 -1/2 = 1/2
The amount Yuan used for gravy is 1/4 of this, or ...
(1/4)(1/2) = 1/8 . . . of the original amount of broth
The total fraction Yuan used was ...
fraction used = fraction for soup + fraction for broth = 1/2 +1/8 = 5/8
remainingThen the fraction remaining is ...
fraction remaining = 1 - fraction used = 1 - 5/8 = 3/8.
The amount remaining is this fraction of the original amount:
(3/8)(5 quarts) = 15/8 quarts = 1 7/8 quarts . . . . remaining
Assuming the cube and the coin are fair, find the theoretical probability of this event: both
rolling a 3 or a 5 and flipping heads, in a single trial. Round your answer to the nearest
thousandth.
Answer:
1/6
Step-by-step explanation:
cube = 1 in 6
coin = 1 in 2
3 or 5 = 2 in 6
1 in 3
1 in 3 x 1 in 2 = 1 in 6
1/6
96. Sara took a test that had 24 questions on it. She got 4/6 of them correct. How many questions did she get correct? A 12 B. 15 16 D 25
Answer:
16
Step-by-step explanation:
the answer is 16
If 1.5 yards of red licorice has 45.3 grams of sugar how much sugar is in 5.5 yards of licorice
Answer:
There is 166.1 grams of sugar in 5.5 yards of licoroce
Step-by-step explanation:
If 1.5 yards of licorice = 45.3 grams of sugar
5.5 yards of licorice = x
Cross multiply:
45.3grams * 5.5yards / 1.5yards
= 249.15 grams/yards / 1.5yards
= 166.1 grams of sugar
What is it called when you write a check for more money than you have in your
account?
OA. Overdraw.
OB. Overpay
O C. Interest rate.
OD. ATM Fee.
you bounce your check which whoever written it to won't receive the money
What are the surface areas of these two prisms
Answer: to calculate the area you multiply L x W x H
Step-by-step explanation:
<~~• ¥ Pls HELP me!! ¥ • ~~>
Answer:
A = 18
Step-by-step explanation:
A = b*h/2
A = 9*4 /2
A = 36/2
A = 18
Expression 3x^2-105x-60 and (5x-20)(6x+3)
Which expression make it easier to find the values of x that make the equation f(x)= 0 true? Explain
find the values of x that make f(x) =0
Answer:
[tex]30x^{2} -105x-60[/tex]
Step-by-step explanation:
Foiling.
What is (-i)5?
O A. 1
O B.-i
O C. -1
O D. i
[tex]\boxed{\sf B.~-i}\boxed[/tex]