please help me with this

Answer:

50 grams

Step-by-step explanation:

You simply subtract 70 from 120, and get 50.

Answer:

40 Grams!! i got it wrong and this was the answer

Step-by-step explanation:

It would take 33,792,000 dollar bills laid end to end to enclose a square mile.

To calculate this, we use the formula for the perimeter of a square: P = 4s, where P is the perimeter and s is the length of one side. Since the length of one side of a square mile is 5,280 feet, we can calculate the perimeter of a square mile in feet: P = 4(5280 ft) = 21,120 ft. Since one dollar bill is 6.14 inches long, we can convert this to feet by dividing by 12 (1 ft = 12 inches): 21,120 ft / 12 inches/ft = 1,760 ft. Finally, we can calculate the number of dollar bills needed by dividing the perimeter in feet by the length of the dollar bill in feet: 1,760 ft / 0.514 ft = 33,792,000 dollar bills.

It would take 33,792,000 dollar bills laid end to end to enclose a square mile.

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The equation represents the total cost of turkey and amount is y= 3.25x.

We have,

The turkey costs $3. 25 per pound.

let x be the amount in pounds and y be the total cost in dollar.

Then, the relation between x and y

Total cost = 3.25 (amount in  poind)

y = 3.25 x

Thus, the required equation is y= 3.25x.

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A scientist can use bootstrap analysis to estimate the strength of evidence that a particular node in a phylogeny exists.

Bootstrap analysis is a statistical method used to determine the reliability and robustness of phylogenetic trees' topologies. In bootstrap analysis, a series of random resampling with replacement is used to assess how well the observed data fit the phylogenetic hypothesis.

Bootstrap values range from 0 to 100 and reflect the proportion of times that a particular node or branch occurs in the bootstrap replicate trees. Bootstrap values greater than 70% are usually considered strong evidence that a particular node or branch exists in the phylogenetic tree.

Bootstrap analysis is an important tool for understanding the reliability of phylogenetic trees and the evolutionary relationships among organisms.

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Answer:

x = -3

Step-by-step explanation:

6x + 4 = 4x - 2

-4x        -4x

--------------------

2x + 4 = -2

      -4    -4

--------------------

2x = -6

÷2     ÷2

-------------

x = -3

I hope this helps!

6x +  4 = 4x -2

2x = -6

x = -3

The 98 percent confidence interval for the mean hours spent on personal tasks for 25-44 years olds will be (3.97, 4.11).

From the complete information, it should be noted that the mean is 4.04, the standard deviation is 0.81 and the number is 708.

Since the sample size is large, so the z-critical will be used. In this case, the critical value is 2.33.

The 98% confidence interval will be:

= 4.04 + 2.33(0.81/✓768)

= 4.11

Also, 4.04 - 2.33(0.81/✓768)

= 3.97

Therefore, the 98% confidence interval is (3.97, 4.11).

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ABC is a right-angled triangle.

A triangle in which one angle is 90 degree is called a Right Angled Triangle.

AB is congruent to DB because segment DE was constructed so that

DE = AB, BC is congruent to EF, because segment EF was constructed so that EF = BC,

Since Triangle DEF is a right-angled triangle.

Using Pythagoras Theorem,

DE² +EF²  = DF²  

We are given that AB²+BC² = AC²

Since, DE = AB and EF = BC, DE²  +EF²  = AC²

Also, DF² = AC² by the above equation.

DF = AC

So AC is congruent to DF by the definition of congruence.

Δ ABC ≅ Δ DEF by SSS rule

Therefore, ABC is a right-angled triangle.

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a) The equation 1 has an infinite number of solutions, as both linear functions have the same slope and internet, hence Nyoko is incorrect.

b) Nyoko cannot find a value of b so that the equation has no solutions.

The equation 1 is given as follows:

6x - 5 + 2x = 4(2x - 1) - 1.

Combining the like terms and applying the distributive property, the simplified equations are given as follows:

8x - 5 = 8x - 4 - 1

8x - 5 = 8x - 5.

As they are linear functions with the same slope and intercept, the number of soltuions is of infinity.

The equation 2 is given as follows:

3x + 7 = bx + 7.

A system of linear equations will have zero solutions when:

As they have the same intercept for this problem, it is not possible to attribute a value of b such that the equation will have no solution.

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Answer:

-6

Step-by-step explanation:

Well you just plug in the value 3 for x. This will give you the following equation: \(\frac{4(3+3)(3+1)}{(3+5)(3-5)}\) which simplifies to \(\frac{4(6)(4)}{(8)(-2)}\) which further simplifies to \(-\frac{96}{16}\) which can further be simplified by dividing the two numbers and that results in -6

Answer:

A

Step-by-step explanation:

it really only means to replace every x by 3 and then simply calculate.

4(3+3)(3+1) / ((3+5)(3-5)) =

= 4×6×4 / (8×-2) = 96/-16 = -6

Based on the information given, we can assume that "x" represents the price of sandwiches, and "demand" refers to the quantity of sandwiches that consumers are willing and able to buy at that particular price. The term "market" refers to the overall demand for sandwiches in the entire market, rather than just one individual consumer.

If x = 1, we can look at the table to see that the quantity demanded is 6 sandwiches. We can use this information to calculate the slope of the market demand curve, which represents the relationship between the price of sandwiches and the quantity demanded by all consumers in the market.

To calculate the slope, we need to find two points on the demand curve. Let's use the points (1,6) and (2,4), since they are the closest to x=1. We can use the slope formula:

slope = (y2 - y1) / (x2 - x1)

slope = (4 - 6) / (2 - 1)

slope = -2

So the slope of the market demand curve when the price is on the vertical axis is -2. However, none of the answer choices given match this result.

The closest answer is (b) -1/3, but this is not correct based on the calculations we just did.

Therefore, the correct answer cannot be determined with the information given.

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Answer:6 inches

Step-by-step explanation:

The first sequence of minimizing operations with the linearization of the objective function and constraints using Sequential Linear Programming (SLP) starting from the point  x0 = (-3, 1) is as follows:

Minimize \(3x^2 - 2xy + 5y^2 + 8y\)

  subject to:

  \(-(x+4)^2 - (y-1)^2 + 4 ≥ 0\)

\(y + x + 2.7 ≥ 0\)

In Sequential Linear Programming, the objective function and constraints are linearized at each iteration to approximate a non-linear programming problem with a sequence of linear programming problems. The first step is to linearize the objective function and constraints based on the starting point x0 = (-3, 1).

The objective function is 3x^2 - 2xy + 5y^2 + 8y. To linearize it, we approximate the non-linear terms by introducing new variables and constraints. In this case, we introduce two new variables, z1 and z2, to linearize the quadratic terms:

z1 = x^2, z2 = y^2

Using these new variables, the linearized objective function becomes:

3z1 - 2xz2^(1/2) + 5z2^(1/2) + 8y

Next, we linearize the constraints. The first constraint, -(x+4)^2 - (y-1)^2 + 4 ≥ 0, can be linearized by introducing a new variable, w1, and rewriting the constraint as:

-(x+4)^2 - (y-1)^2 + w1 = 4

w1 ≥ 0

The second constraint, y + x + 2.7 ≥ 0, is already linear.

With these linearized objective function and constraints, we can solve the resulting Linear Programming Problem (LPP) using methods like the Frank-Wolfe method to find the optimal solution. The obtained solution will be the starting point for the next iteration (x1) in the Sequential Linear Programming process.

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Answer:

A. slope of f(x) is 3

B. g(x) has greater y-intercept

Step-by-step explanation:

A.slope of f(x): m = (y2-y1)/(x2-x1)

m = (3 - 0)/(1 - 0) = 3/1 = 3

then y = mx + b => y = 3x + b

then substituting (1,3) => 3 = 3(1) + b => 3 = 3 + b => b = 0

so y = 3x

slope of f(x) is 3

using  y = mx + b

then g(x) = 7x + 2 => slope of g(x) is 7

B. b is the y-intercept

so for f(x) = 3x => b is 0

and for g(x) = 7x + 2 => b is 2

so g(x)'s y-intercept is 2 which is great than f(x)'s

The correct option is B.

The symbolic statement (p ∨ q) ∧ ~r represents "The chair is broken or it is time to sleep, and I do not study".

The statement (p ∨ q) ∧ ~r can be broken down as follows:

p ∨ q represents "The chair is broken or it is time to sleep".~r represents "I do not study".

The ∧ symbol represents "and".Therefore, the entire statement can be written as "The chair is broken or it is time to sleep, and I do not study"."It is time to sleep or the chair is broken and I do not study".

Hence the correct option is B.

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Answer:

8 40/7 - 5 40/7 = (56 + 40)/7 - (35 + 40)/7 = 96/7 - 75/7 = 21/7 = 3

Hope this helps!

:)

Answer:

8 40/7 - 5 40/7 = (56 + 40)/7 - (35 + 40)/7 = 96/7 - 75/7 = 21/7 = 3

Hope this helps!

:)

Step-by-step explanation:

Its me again, please make sure to give me brainliest.

Answer:

0.25

Step-by-step explanation:

volume = 5 * 1 * pi = 15.7

So price per CI = 3.99 / 15.7 = 0.25414...

Answer:

bat dalawa po iyang gi pa question nyo

Answer:

\(9\frac{3}{5}\)

Step-by-step explanation:

3 3/4 = 15/4

\(\frac{36}{1}\) ÷ \(\frac{15}{4}=\)

\(\frac{36}{1} *\frac{4}{15}=\)

\(\frac{12}{1} *\frac{4}{5}=\)

\(=\frac{48}{5}\)

\(=9\frac{3}{5}\)

Hope this helps

The lateral surface area is the surface area of the sides of any three dimensional figure. Each figure may have a different base, but the lateral surface area is found the same way. Find the perimeter of the base and then multiply it by the height for any three-dimensional prism.

Answer:

A= (1, -6)

B=(3, -1)

C=(7, -3)

Step-by-step explanation:

Scaling transformation onto the x co ordinate by a factor of 5.

A co-ordinate system represents two points one for x axis and another for y axis in a ordered pair (x,y)

According the given question Point (w, z) is transformed by the rule (w5, z).

Here w represents x co-ordinate points and z represents y co-ordinate points.

We can observe that the x co-ordinate point have been scaled by a factor of 5.We can think of that after this transformation the line has become less steeper from origin.

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Answer:

8 more laps

Step-by-step explanation:

Kyle needs to run 8 more laps.

Addition, in maths, is a process of combining two or more numbers.

Given that, Kyle has run 7 laps around the track, he plans to run 15 laps,

Let Kyle need x more laps to run to complete his goal,

x+7 = 15

x = 15-7

x = 8

Hence, Kyle needs to run 8 more laps.

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Answer:

V = 768in³

LA = 608in²

SA = 692in²

Step-by-step explanation:

Volume:

7 x 12 ÷ 2 = 42

42 x 19 = 768

LA:

11 x 19 = 209

9 x 19 = 171

19 x 12 = 228

209 + 171 + 228 = 608

SA:

12 x 7 = 84

84 + 608 = 692

hope this is right:)

9514 1404 393

Answer:

  540 cm³

Step-by-step explanation:

Apparently, the base of the prism is a parallelogram that is 15 cm wide and 3 cm from one side to the other. Its area is given by ...

  A= bh

  A = (15 cm)(3 cm) = 45 cm²

The volume of the prism is the product of its base area and height.

  A= Bh

  A = (45 cm²)(12 cm) = 540 cm³ . . . . volume of this prism

there are n(n-1)(n-2)/2 simple paths of nonzero length in a tree with n vertices, where two simple paths are regarded as the same if they have the same edges.

In a tree with n vertices, there are (n-1) edges, since a tree is a connected acyclic graph.

To count the number of simple paths of nonzero length in the tree, we can consider each vertex as a starting point for a path and count the number of possible paths from that vertex.

Starting from any vertex, there are at most (n-1) paths that can be formed by moving to any of the neighboring vertices. From each of these neighboring vertices, there are at most (n-2) paths that can be formed by moving to a new neighboring vertex (excluding the vertex that was just visited).

This process can be continued until there are no more vertices to visit. However, to avoid counting the same path twice, we should only consider paths that do not backtrack on themselves.

Therefore, the total number of simple paths of nonzero length in the tree is the sum of all simple paths that start from each vertex:

(number of paths starting from vertex 1) + (number of paths starting from vertex 2) + ... + (number of paths starting from vertex n)

Using the reasoning above, we can see that the number of paths starting from each vertex is at most (n-1) * (n-2), since each path can visit at most (n-2) additional vertices after the starting vertex, and there are at most (n-1) vertices to choose from as the next vertex on the path.

Therefore, the total number of simple paths of nonzero length in the tree is at most n(n-1)(n-2).

However, we have counted each simple path twice (once in each direction), so the actual number of distinct simple paths of nonzero length is half of this maximum value, which is:

n(n-1)(n-2)/2

So, there are n(n-1)(n-2)/2 simple paths of nonzero length in a tree with n vertices, where two simple paths are regarded as the same if they have the same edges.

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