Answer
\(f(t) = 11500 * (3)^{\frac{t}{14}}\)
Explanation
Given
\(a = 11500\) -- initial
\(b = 3\) ---- every 14 years
Required
The exponential equation
The exponential equation is:
\(y =ab^T\)
First, calculate the yearly rate.
Triples every 14 years, implies that:
\(b = 3\) -- the rate
\(T=\frac{t}{14}\) ---- time
So:
\(y =ab^t\)
\(y = 11500 * (3)^{\frac{t}{14}}\)
Hence:
\(f(t) = 11500 * (3)^{\frac{t}{14}}\)
You are having a pizza-making party. You will need 6 ounces of dough and 4 ounces of sauce for each person at the party (including yourself, the host). Once you have a total count of guests, you buy exactly the needed amount of all the ingredients. The dough and sauce that you buy weigh 130 ounces all together.
How many ounces of dough did you buy?
Answer:
how many people are there, does it say?
Step-by-step explanation:
Answer: 78 ounces of dough
Step-by-step explanation:
You bought 78 ounces of dough and 52 ounces of sauce
Greg washes cars on Saturdays at his dad’s car dealership. His dad pays him $50 plus $5 for each car that he washes. Greg washed 11 cars last Saturday. Use function notation to write an equation that gives the total amount Greg earns as a function of the number of cars he washes. Use the equation to find how much he earned last Saturday.
(SHOW WORK)
Answer:
605
Step-by-step explanation:
11x55=605
George is putting trim around his rectangular deck, including the gate. He will need 40 feet of trim to do the entire deck. if the deck is 12 feet long, how wide is the deck
The width of the deck given that the entire deck needs 40 feet to trim is 8 feet
How to determine how wide the deck isLet's assume the width of the rectangular deck is "w".
The perimeter of the deck can be calculated by using the formula: P = 2(l + w), where P is the perimeter, l is the length, and w is the width.
Here, the length of the deck is given as 12 feet.
So, P = 2(12 + w)
We also know that the total trim required is 40 feet.
So, P = 40 feet
Equating both the expressions for P, we get:
2(12 + w) = 40
Simplifying the equation, we get:
24 + 2w = 40
2w = 16
w = 8
Therefore, the width of the deck is 8 feet.
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solving literal equations HELP!!b g=x-c, for x
Answer:
Step-by-step explanation:
Not sure
Answer:
x = g + c
Step-by-step explanation:
This is the answer because:
1) Solve for x by simplifying both sides of the equation, then isolating the variable.
Therefore, the answer is x = g + c
Hope this helps! :D
Ezra applied the distributive property to the expression 8(y+2) . He then used the commutative property.
correctly complete the statement
After applying the distributive property, Ezra's expression was ________
After he used the commutative property, his expression was __________
answers: 2+8y, 8y+2, 8y+16, 16+8y, 8y + 1 x 2, 8y + 1 x 16
Answer:
After applying the distributive property, Ezra's expression was 8y + 16
After he used the commutative property, his expression was 16 + 8y
Step-by-step explanation:
Distributive property rule: a(x+y) = ax + ay
Not much to explain here
Commutative property rule: a + b = b + a or xy = yx
We use addition rule in this case, simply place 16 in front of 8y
There are five roses in a vase of 14 flowers. The rest are daisies.
(a) what is the ratio of all flowers in the vase daisies?
(B) What is the ratio of daisies to roses?
The required solution is as follows,
(a) The ratio of all flowers in the vase daisies is 14: 9
(b) The ratio of daisies to roses 9:5
The ratio can be defined as the comparison of the fraction of one quantity towards others. e.g.- water in milk.
Here,
Number of daises in vase = 14 - 5 = 9
(a) The ratio of all flowers in the vase daisies,
= 14 / 9 or 14:9
(a) The ratio of daisies to roses,
= 9 / 5 or 9 : 5
Thus, the required ratio of flowers is given above.
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Please answer this correctly
Answer:
Answer: 75.4 or 75.398. So we can plug in the formula pi*r^2*h. R being radius and h being height. So then we can put and get pi*2^2*6 = pi*4*6 = pi*24 = 75.398 = 75.40.
Therefore the answer is 75.40 and not close to 301, the radius is not 4 but 2. They're giving diameter and not radius.6
3
3
C
C
6
6
C
C
3
3
6
Solve for c.
= √ [?]
C =
Enter the number
that goes beneath
the radical symbol.
Answer:
10
Step-by-step explanation:
A jacket you want to buy was originally priced at $175. It is on sale for $131. By
what percent was the price reduced?
Answer: 25 percent
Step-by-step explanation:
1 3/4 divided by 1/2-1 1/2 to the 3rd
Answer:
-7/4
1/8
Step-by-step explanation:
1. If the problem is; (1 3/4) / (1/2 - 1 1/2)^(3)
(a). Convert to improper fractions;
(7/4) / (1/2 - 3/2)^3
(b). Simplify;
(7/4) / (-2/2)^3
(7/4) / (-1)^3
(7/4) / (-1)
-7/4
2. If the problem is; ((1 3/4) / (1/2)) - (1 1/2)^3
(a). Convert to improper fractions;
((7/4)/ (1/2)) - (3/2)^3
(b). Simplify;
((7/4)/ (1/2)) - (3/2)^3
((7/4)*(2/1)) - (27/8)
(7/2) - (27/8)
(28/8) - (27/8)
1/8
i need help on this question
Answer: B I think...
Step-by-step explanation: Sorry if im wrong
Answer:
A
Step-by-step explanation:
Average rate per hour = 18 / 3 or 6
if we want to find how many miles the hot air balloon will travel in 3/4 of an hour we multiply average distance by time
So our answer = 3/4 * 6
3/4 * 6 = 4.5
Therefore in 3/4 hour the hot air balloon will have traveled 4.5 miles.
How many people were polled in the survey? help please..
40
450
35
600
Answer:
Step-by-step explanation:
35 is the answer because where it says frequency you have to add it all together.
The rule in this pattern is add 3. Write the next 4 terms of the pattern. What do you observe about the terms in the pattern? Explain why you think this pattern will continue to be this way.
An image of a pattern. Term one has five dots, term two has eight dots, term three has eleven dots. (4 points)
STATISTICS
When you write questions for a survey, it is important to be sure that the questions are not biased. That is, the questions should not assume anything or influence the answers. The following two questionnaires are designed to find out what kind of books your classmates like and what they like to do in the summer. The first questionnaire uses biased questions. The second questionnaire uses questions that are not biased.
Survey I
A. What mystery novel is your favorite?
B. What TV programs do you like to watch in the summer?
Survey 2
A. What kind of books do you like to read?
B. What do you like to do in the summer?
Check It Out
1. Why is A in Survey 1 biased?
2. Why is B in Survey 2 better than B in Survey 1?
3. Write a question that asks the same thing as the following question but is not biased: Are you an interesting person who reads a lot of books?
A sample of 2,000 people yielded P(hat) = .52. What is the variance of the population proportion?
a. .0056
b. .0161
c. .0112
d. .00012
Answer:
d. .00012 or 0.00012
Step-by-step explanation:
The variance of the population proportion formula is given as:
p(1 - p)/n
Where n = sample size
p = population proportion or p(hat)
n = 2000 people
p = 0.52
Variance of the population proportion = 0.52(1 - 0.52)/ 2000
= 0.52 × 0.48 /2000
= 0.2496 /2000
= 0.0001248
Therefore the Variance of the population proportion is approximately = 0.00012
one card is drawn from a pack of 52cards each of the 52 cards being equally likely to be drawn. what is the probability that the card drawn is a king?
The probability of drawing a king from a standard deck of 52 cards is 1/13.
In a standard deck of 52 playing cards, there are four kings: the king of hearts, the king of diamonds, the king of clubs, and the king of spades.
To find the probability of drawing a king, we need to determine the ratio of favorable outcomes (drawing a king) to the total number of possible outcomes (drawing any card from the deck).
The total number of possible outcomes is 52 because there are 52 cards in the deck.
The favorable outcomes, in this case, are the four kings.
Therefore, the probability of drawing a king is given by:
Probability = (Number of favorable outcomes) / (Number of possible outcomes)
= 4 / 52
= 1 / 13
Thus, the probability of drawing a king from a standard deck of 52 cards is 1/13.
This means that out of every 13 cards drawn, on average, one of them will be a king.
It is important to note that the probability of drawing a king remains the same regardless of any previous cards that have been drawn or any other factors.
Each draw is independent, and the probability of drawing a king is constant.
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is 7.8 greater than 7.800
Answer:
NO
Step-by-step explanation:
what is 5ax + c = 8.5?
Answer:
a = -0.2cx^-1 + 1.7x^-1
Step-by-step explanation:
Solving for variable a.
Add "-c" to each side of the equation.
5ax + c + -c = 8.5 + -c
5ax = 8.5 - c
Divide each side by 5x.
a = 1.7X^-1 - 0.2cx^-1
Final answer:
a = -0.2cx^-1 + 1.7x^-1
HELP ME PLEASE!!!!!!
ZEARN!!!!
The expression 1 2/5 + 2 2/3 using fifteenths is 3 + 6/15 + 10/15
How to rewrite the expression using fifteenthsFrom the question, we have the following parameters that can be used in our computation:
1 2/5 + 2 2/3
3 + 2/5 + 2/3
To rewrite the expression using fifteenths, we multiply the numerator and the denominator of the fractions by the same number
In this case, we use 3 and 5
So, we have
3 + 2/5 * 3/3 + 2/3 * 5/5
Evaluate the products
3 + 6/15 + 10/15
Hence, the expression using fifteenths is 3 + 6/15 + 10/15
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(10c^6d^-5)(2c^-5d^4)
Answer:
The value of \((10c^6d^{-5})(2c^{-5} d^4)\) is \(20d^{-1}\).
Step-by-step explanation:
In this problem, we need to evaluate \((10c^6d^{-5})(2c^{-5} d^4)\). Here, c and d are variable with exponents.
Taking both c together
\(=(10c^6{\cdot} 2c^{-5})\\\\=20(c^6{\cdot} c^{-5})\\\\=20c^{6-5}\\\\=20\)
Taking both d together
\(=(d^{-5}{\cdot}d^4)\\\\=d^{-5+4}\\\\=d^{-1}\)
So,
\((10c^6d^{-5})(2c^{-5} d^4)=20d^{-1}\)
Hence, the value of \((10c^6d^{-5})(2c^{-5} d^4)\) is \(20d^{-1}\).
what is the estimated sum of 4 5/12 + 3 8/14
A.7
B.7 1/2
C.8
D.9
The estimated sum of 7 83/84 is 8 to the nearest whole number.
Addition of mixed fractions:Mixed fractions are fraction that has a whole number attached to an improper fraction. A mixed fraction can be added by first adding the real whole numbers together, then adding their improper fraction counterparts with it.
Also, we can add two mixed fractions together by first converting all the mixed fractions to improper fractions before adding them together.
Using the first process:
= 4 5/12 + 3 8/14
The whole number are 4 and 3, adding those two together, we have:
= 7 (5/12 + 8/14)
The L.C.M of 12 and 14 is 84.
= 7( (7×5)+ (6*8) ) /84
= 7 (35+ 48/84)
= 7 (83/84)
To decimal, we get 7.988. Therefore, the estimated sum of 7 83/84 is 8 to the nearest whole number.
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A bus can hold a total of 60 students. The bus is 73% full how many students are on the bus?
Answer:
44
Step-by-step explanation:
so youre looking for 73% of students rite? of means multiplication , you just times 73% by 60
73%*60=43.8
but there cant be point 8 of a person unless theyre missin a couple limbs, so you round up to 44!
hope it helps :)
$500 is invested in an account earning 7% interest compounded quarterly. Find the value
after 8 years.
The amount of the investment after 8 years will be, $4,357.64
Given, $500 is invested in an account earning 7% interest compounded quarterly.
We have to find the value of the invested amount after 8 years,
as, Amount = P(1 + r/100)^t
where, P is the amount of money invested, r is the rate of interest and t is the amount of time
Amount = 500(1 + 7/100)^(8×4)
Amount = 500(1.07)^32
Amount = 500×8.715
Amount = 4,357.635
So, the amount of the investment after 8 years will be, $4,357.64
Hence, the amount of the investment after 8 years will be, $4,357.64
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line p passes through point (2,5) and is perpndicular to the line whose equation is y=2x+3. which equation describe the graph of line p?
The equation of line is x + 2y = 12.
What is equation of line?The equation of a straight line is y= mx+c , m is the gradient and c is the height at which the line crosses the y -axis, also
For example,
We know from the question that our slope is 3 and our y-intercept is –5, so plugging these values in we get the equation of our line to be y = 3x – 5
Given:
line p passes through point (2,5)
and perpendicular to the line whose equation is y=2x+3.
As the slope of line is
m=2
for perpendicular the slope of another line is
m' = -1/m
m' = -1/2
Now, the equation of lines passes through (2, 5)
y-\(y_{1}\)= m (x-\(x_1\))
y-5= -1/2(x - 2)
2y - 10 = 2 -x
x + 2y = 12
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5(3x - 7 + 4y)
*
+
Your answer
Answer:
15x - 35 + 20y
Step-by-step explanation:
distribute
5 x 3x = 15x
5 x -7 = -35
5 x 4y = 20y
Which value from the set (3,8,9,14) makes the equation true?
2n - 5 = 11
Answer:
3
Step-by-step explanation:
Solve for n
How many mLs of sterile water need to be added to a 3g vial to make 500mg/mL
solution?
Step-by-step explanation:
500 mg = 500 × 1 g / 1000 = 1/2 g = 0.5 g
so, the original target ratio is
0.5 g / 1 ml
the ratio has to be maintained when adding x ml of the sterile water to the 3 g.
3 g / x ml = 0.5 g / 1 ml
3 g / 0.5 g = x ml / 1 ml
3/0.5 = x
x = 6
only with x = 6 do we keep the target ratio.
so, we need to add 6 ml to the 3 g vial to make it a 500 mg/ml solution.
Algebra transformation
f(x) =
f(x) =
f(x) =
f(x) =
Algebra transformation
for Graph1 f(x)=f(x)+4
for Graph2 f(x)=-f(x-4)
for Graph3 f(x)=f(x-7)
for Graph4 f(x)=f(x-2)-5
Define reflection of graphIn mathematics, the reflection of a graph is a transformation that produces a mirror image of the original graph across a specific line or point. The line or point across which the reflection occurs is called the axis of reflection.
Graph1
Transform the graph by +4 units in y direction.
f(x)=f(x)+4
Graph2
Transform the graph by +4 units in x direction.
f(x)=f(x-4)
Now take the reflection of graph about x axis
f(x)=-f(x-4)
Graph3
Transform the graph by +7 units in x direction.
f(x)=f(x-7)
Graph5
Transform the graph by -5 units in y direction.
f(x)=f(x)-5
Now Transform the graph by -2 units in x direction.
f(x)=f(x-2)-5
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In this 30°-60°-90° right triangle, the length of the long leg is 9√3
What is the measure of the hypotenuse n and the short leg m?
30°
9√3
n
m
Answer:
30°
Step-by-step explanation:
Answer:
9
Step-by-step explanation:
In a 30°-60°-90° right triangle, the sides are always in the ratio of 1: √3:2, where 1 is the length of the short leg opposite the 30° angle, √3 is the length of the long leg opposite the 60° angle, and 2 is the length of the hypotenuse opposite the 90° angle1234.
In this case, we are given that the long leg is 9√3, so we can use this value to find the other sides by setting up a proportion:
short leglong leg=13
short leg93=13
Cross-multiplying and solving for the short leg, we get:
short leg=393×1=9
Similarly, we can use another proportion to find the hypotenuse:
long leghypotenuse=32
93hypotenuse=32
Cross-multiplying and solving for the hypotenuse, we get:
hypotenuse=32×93=18
Therefore, the measure of the hypotenuse n is 18 and the measure of the short leg m is 9.
8. What is the value of x in the diagram?
A
E
429
B
49
D
32°C
Answer:
D. \(10^{\circ}\)
Step-by-step explanation:
Let the measure of minor arc \(AE\) be \(\alpha\) and the measure of minor arc \(BD\) be \(\beta\).
Using the secant-secant theorem, \(\frac{\alpha-\beta}{2}=32 \implies \alpha-\beta=64^{\circ}\).
By the inscribed angle theorem, \(\alpha=84^{\circ}\).
Thus, \(\beta=20^{\circ}\).
By the inscribed angle theorem, \(x=10^{\circ}\).