Answer:
a) 5, 11, 23, 47
b) 2, 7, 17
Step-by-step explanation:
a) 5*2+1=11
11*2+1=23
23*2+1=47
b) 17-3 /2 = 7
7-3 /2 = 2
The length l (in centimeters) of a scalloped hammerhead shark can be modeled by the function l = 266-219e -0. 05t where t is the age (in years) of
the shark. How old is a shark that is 175 centimeters long? Round your answer to the nearest tenth
Number of years old is a shark that is 175 centimeters long = 17.6 years
Given that,
The length l (in centimeters) of a scalloped hammerhead shark can be modeled by the function \(l\) = 266 - 219\(e^{-0.05t}\)
Where t is the age (in years) of the shark
A shark that is number of centimeters long = 175
Length is defined as the measurement or extent of something from end to end. In other words, it is the larger of the two or the highest of three dimensions of geometrical shapes or objects. For example, a rectangle has its dimensions as length and breadth.
So,
We can write,
A shark that is number of centimeters long = The length l (in centimeters) of a scalloped hammerhead shark can be modeled by the function
175 = 266 - 219\(e^{-0.05t}\)
- 219\(e^{-0.05t}\) = 175 - 266
We can sum or difference of the coefficient,
- 219\(e^{-0.05t}\) = -91
We can cancel the negative symbols,
219\(e^{-0.05t}\) = 91
\(e^{-0.05t}\) = \(\frac{91}{219}\)
- 0.05t = | \(n^{\frac{91}{219} }\)
t ≅ 17.6 years
Therefore,
Number of years old is a shark that is 175 centimeters long = 17.6 years
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an open-top box is to be made by cutting small congruent squares from the corners of a 10- in.-by-10-in. sheet of tin and bending up the sides. how large should the squares cut from thecorners be to make the box hold as much as possible? what are the dimensions of the box withthe largest volume?
the box with the largest volume has dimensions approximately 3.48 in. x 3.48 in. x 5.76 in.
Let x be the side length of the square cut from each corner of the tin sheet. Then the dimensions of the base of the box will be (10-2x) by (10-2x), and the height of the box will be x. Thus, the volume of the box is given by:
V = (10-2x)^2 * x = 4x^3 - 40x^2 + 100x
To maximize V, we take the derivative of this expression and set it equal to zero:
dV/dx = 12x^2 - 80x + 100 = 0
Solving for x using the quadratic formula, we get:
xx = (80 ± sqrt(80^2 - 4*12*100))/24 ≈ 1.74, 5.76
The solution x = 1.74 is extraneous, since it would result in negative dimensions for the box. Thus, the optimal size of the square to be cut from each corner is x = 5.76 inches.
The dimensions of the box with the largest volume are:
Length = Width = 10 - 2x = 10 - 2(5.76) ≈ 3.48 inches
Height = x = 5.76 inches
Therefore, the box with the largest volume has dimensions approximately 3.48 in. x 3.48 in. x 5.76 in.
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In ΔVWX, x = 1.5 cm, � m∠X=26° and � m∠V=71°. Find the length of v, to the nearest 10th of a centimeter.
The length of side v in the triangle VWX is 3.2 cm
What is an equation?An equation is an expression that shows how two numbers and variables are related using mathematical operations such as addition, subtraction, exponent, division and multiplication.
Sine rule shows the relationship between the sides and angles of a triangle. It is given by:
a/sin(A) = b/sin(B) = c/sin(C)
In triangle VWX, x = 1.5 cm, m∠X=26° and m∠V=71°. Hence:
v/sin(V) = x/sin(X)
substituting:
v/sin(71) = 1.5/sin(26)
v = 3.2 cm
The length of v is 3.2 cm
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(15 Points!!!) What is the length of side A in centimetres?
A. 1/6
B. 1/2
C. 2
D. 6
The length of side A in centimeters is 6cm
D. 6
I need help with this math problem!! i'll give brainilist to the correct answer :)
Answer:
Blank 1: x
Blank 2: 1.5
Step-by-step explanation:
#thanks for the points!
#Chloe919
#carry on learning
Factory A has produced 120 pairs of shoes
and produces 40 more each week. Factory B
has produced 70 pairs of shoes and produces
50 more each week. How many weeks (w)
will it be before Factory B produces as many
pairs of shoes (s) as Factory A?
s = 40w + 120
s = 50w + 70
[?] weeks
Answer:
5 weeks
Step-by-step explanation:
Let factory B produce the same amount of shoes as factory A in w weeks.
then,
70+50w = 120+40w
50w - 40w = 120 - 70
10w = 50
w = 50/10
w = 5
Therefore, in 5 weeks factory B will produce the same amount of shoes as factory A will produce in 5 weeks time.
what is factor ? someone explain pls !!
Step-by-step explanation:
Factor, in mathmatechis, a number or algebric expression that divides another number or expression evenly.
For example, 3 and 6 are factors of 12 because 12 divided by 3 equals 4 exactly and 12 divided by 6 equals 2 exactly. The other factors of 12 are 1, 2, 4, and 12.
24 354÷5 (use long division)
Please help me guys i need this right now
Answer:
487
or
4870
Step-by-step explanation:
(I might not have done it right)
is it 24,354 / 5 or 2,435 / 5?
Because I got 487
But to check an answer you must multiply
When I multiplied 5 x 487 the answer is 2,435
But 5 x 4870 is 24,350
It has to be one of these
The unequal angle of kite is 64 and 88 find the equal angle
Calcula el valor de la hipotenusa de un triangulo rectangulo de catetes 32 y 24
De acuerdo con la información, podemos inferir que el valor de la hipotenusa es 40.
¿Cómo calcular el valor de la hipotenusa?Para calcular el valor de la hipotenusa de este triángulo debemos utilizar el Teorema de Pitágoras. Entonces, debemos aplicar esta fórmula:
a² + b² = c²En este caso, el valor de a sería 32, el valor de b sería 24. Una vez remplazamos los valores debemos solucionar la fórmula para hallar el valor de c (hipotenusa):
32² + 24² = c²c = 40Entonces podemos inferir que 40 es el valor de la hipotenusa de este triángulo.
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Indicate below weather the equation in the box is true or false
Answer:
False
Step-by-step explanation:
4/8 equals to 1/2 but 6/10 equals to 3/5. Correct would be if it was 5/10
(10*4)*2= what is the answer ?
Answer: (10*4)*2 = 80
Step-by-step explanation: 10*4= 40
40*2 = 80
I hope it helps. Please mark as brainliest if it helps
Answer: 80
Step-by-step explanation:
What is x^3 pls help
Answer:
its x^3 or 1
Step-by-step explanation:
there's nothing else you can do with it
also it might be 1 because x by itself is 1 so x^3 is considered 1^3
Forty percent of the pupil in m. Alcantara' grade 6 claa are 12 year old. Another 0. 25 are 13 year old and the ret of the cla i 11 year old. Write 11 a a fraction,decimal,and percent
Answer:
7/20
0.35
35%
Step-by-step explanation:
12 year olds: 40%
12 year olds: 25%
11 year olds: 100% - 40% - 25% = 35%
35% = 35/100 = 7/20
35% = 0.35
35% = 35%
I NEED HELP PLEASE!! WILL MARK BRAINLYIST
x = 54 ft
d = 46.8 ft
Step-by-step explanation:
Let x be the length of the guy wire. Using the definition of cosine,
cos 60 = 27/x ----> x = (27 ft)/cos 60 = 54 ft
To find the distance d, we use either the sine or tangent of 60°. Let's use the sine:
sin 60 = opp/hyp = d/(54 ft)
or d = (54 ft)sin60°
= 46.8 ft
What is the constant of proportionality, y/x?
Answer:
k
Step-by-step explanation:
The constant of proportionality k is given by k=y/x where y and x are two quantities that are directly proportional to each other. Once you know the constant of proportionality you can find an equation representing the directly proportional relationship between x and y, namely y=kx, with your specific k.
Zen Inc. manufactures two types of products, the G1 and the T1 model airplane. The manufacturing process consists of two principal departments: production and assembly. The production department has 58 skilled workers, each of whom works 7 hours per day. The assembly department has 25 workers, who also work 7-hour shifts. On an average, to produce a G1 model, Zen Inc. requires 3.5 labor hours for production and 2 labor hours for assembly. The T1 model requires 4 labor hours for production and 1.5 labor hours in assembly. The company anticipates selling at least 1.5 times as many T1 models as G1 models (this is the product mix). The company operates five days per week and makes a net profit of $130 on the G1 model, and $150 on the T1 model. Zen Inc. wants to determine how many of each model should be produced on a weekly basis to maximize net profit. If the numbers of G1 and T1 products produced each week are denoted as G and T respectively, the function that describes Zen, Inc.’s sales product mix for a week is?
Each model should be produced on a weekly basis to maximize net profit is $75,900.
What is Net profit?
In both business and accounting, net income or profit is an entity's revenue less cost of goods sold, costs, depreciation and amortisation, interest, and taxes for a certain accounting period.
As given,
Number of products sold:
T ≥ 1.5G
Maximize Profit Z = 150T + 130G
Labor Constraint:
Labor hours Available:
Production Department:
Number of labor hours available per day = 58 × 7 = 406
Number of days in a week = 5
Number of lobor ours available per week = 406 × 5 = 2030
Assembly Department:
Number of labor hours available per day = 25 × 7 = 175
Number of days in a week = 5
Number of labor hours available per week = 175 × 5 = 875.
Labor hours Required:
Labor hours required for G1 model:
Labor hours required at Production department = 3.5G
Labor hours required at assembly department = 2G
Labor hours required for T1 model:
Labor hours required at Production department = 4T
Labor hours required at Assembly department = 1.5T
Total labor hours required at Production department = 3.5G + 4T
Total labor hours required at Assembly department = 2G + 1.5T.
Constraint:
Labor hours required ≤ Labor hours Available.
Production department Labor constraint
3.5G + 4T ≤ 2030
Assembly department Labor constraint:
2G + 1.5T ≤ 875
The function:
Maximum Profit Z = 150T +130G
Constraint:
3.5G +4T ≤ 2030
2G + 1.5T ≤ 875
T ≥ 1.5G
Suppose that for example:
10.5G +12T = 6090
16G + 12T = 7000
Solve both equations simultaneously,
5.5G = 7000 - 6090
5.5G = 910
G = 910/5.5
G = 363
Since, T > G
Hence,
T = 363,
G = 165
Calculate Profit:
150T + 130G = 150 × 363 + 130 × 165
= 54450 + 21450
= 75900
Hence, each model should be produced on a weekly basis to maximize net profit is $75,900.
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Please help!!
Sean needs to read a book that is 374 pages long. The graph shown at the right shows his progress over the first 8 hours of reading. If he continues to read at the same rate how many hours total will it take for Sean to read the entire book?
A. 15 hours
B. 17 hours
C. 19 hours
D. 21 hours
Answer:15 hours
Step-by-step explanation:
You have to subtract to get your answer.I'll show you how I got 15:
374-8=366
366-8=358
358-8=350
350-8=342
Whatever number you get after you subtracted, you subtract that number from 8 until you get your answer.
Which expression is equivalent to 15 + 80?
5 (3 + 16)
4 (4 + 20)
15 (1 + 4)
3 (5 + 20)
how many apples does john eat
Answer:
you gave no context....so ill just guess 3.
20. John went school shopping for his son at the mall. A pair of jeans cost $24.99 and Jordan's
cost $120. If John bought his son 3 pair of jeans and 2 pair of Jordans, how much did he spend?
Answer:
314.97
Step-by-step explanation:
a train pulls into a station and lets its passengers off graph
Answer:
Depending on the upwards pull ( also known as c356Q) it would equal 75c
Step-by-step explanation:
Sorry if this is not the you should of explained a little bit more
Answer:
75c
Step-by-step explanation:
:)
A couple is looking for a mortgage to purchase a house for $256,000. If the bank requires a 5% down payment, what is the amount to be mortgaged?
$128000
$12800
$243200
$25600
For a recent paint job, Josh mixed red and white paint to make two different shades of pink. When the job was done, Josh ended up with leftover paint: 5 gallons of dark pink paint (80% red) and 4 gallons of light pink paint (30% red). Josh wants to make a medium pink color (50% red) to paint his daughter's bedroom. He will need 3 gallons to completely cover the walls. How much of each of the leftover paints should Josh mix to achieve his desired color?
? gallons of dark pink paint
? gallons of light pink paint
Josh should mix 1.2 gallons of dark pink paint and 1.8 gallons of light pink paint to achieve the desired medium pink color.
To find out how much of each leftover paint Josh should mix to achieve a medium pink color (50% red), we can set up a system of equations based on the percentages of red in the paints.
Let's assume that Josh needs x gallons of dark pink paint and y gallons of light pink paint to achieve the desired color.
The total amount of paint needed is 3 gallons, so we have the equation:
x + y = 3
The percentage of red in the dark pink paint is 80%, which means 80% of x gallons is red. Similarly, the percentage of red in the light pink paint is 30%, which means 30% of y gallons is red. Since Josh wants a 50% red mixture, we have the equation:
(80/100)x + (30/100)y = (50/100)(x + y)
Simplifying this equation, we get:
0.8x + 0.3y = 0.5(x + y)
Now, we can solve this system of equations to find the values of x and y.
Let's multiply both sides of the first equation by 0.3 to eliminate decimals:
0.3x + 0.3y = 0.3(3)
0.3x + 0.3y = 0.9
Now we can subtract the second equation from this equation:
(0.3x + 0.3y) - (0.8x + 0.3y) = 0.9 - 0.5(x + y)
-0.5x = 0.9 - 0.5x - 0.5y
Simplifying further, we have:
-0.5x = 0.9 - 0.5x - 0.5y
Now, rearrange the equation to isolate y:
0.5x - 0.5y = 0.9 - 0.5x
Next, divide through by -0.5:
x - y = -1.8 + x
Canceling out the x terms, we get:
-y = -1.8
Finally, solve for y:
y = 1.8
Substitute this value of y back into the first equation to solve for x:
x + 1.8 = 3
x = 3 - 1.8
x = 1.2
Therefore, Josh should mix 1.2 gallons of dark pink paint and 1.8 gallons of light pink paint to achieve the desired medium pink color.
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what is 35/17 as a decimal rounded to the nearest hundredth
Answer:
Step-by-step explanation:
2.06
Answer:
35/17 = 2.06 (to the nearest hundredth)
Ronald types 360 words in 9 minutes.
If he types at a constant rate, how many words does Ronald type in 1 minute?
Enter your answer as a number, like this: 42
Answer:
Ronald types 40 words per minute.
Step-by-step explanation:
The sum of the first six prime numbers is ?
Answer:
41
Step-by-step explanation:
A prime number is a whole number (bigger than 1) that is divisible only by itself and 1.
The first 6 prime numbers are 2, 3, 5, 7, 11 and 13.
2 + 3 + 5 + 7 + 11 + 13 = 41.
Answer: 41
Step-by-step explanation: We know that the first 6 prime numbers are 2, 3, 5, 7, 11, 13. We add them all and get 41!
Sanji is 3 times as old as Mimi now. 7 years ago, the sum of their ages was 18 years. Let Mimi's present age be x years.
(a) Express Sanji's present age in terms of x.
x term equals to 60 years
Step-by-step explanation:
Sanji is 3 times older than Mimi
and Mimi's age is 18 years now
that means 3×18=60
When building a house, the number of days required to build varies inversely with with the number of workers. One house was built in 136 days by 7 workers. How many days would it take to build a similar house with 34 workers
Answer:
it would take them 4 days to build the house
if 1/4 of a journey is 100 km what is the length of the journey