PLZ help me with this question

Answer: 584 yds

Step-by-step explanation:

3mi-3mi=0

1622-1038=584yds

Answer:

•Equation => 3d + 5

d = 3

3 x 3 + 5

9 + 5

14 = Answer

Hope it's helpful

Answer:

3d+5=9+5=14

Step-by-step explanation:

3(d)=3*3=9

D=3

+5=14, answer is 14

brainest?

9514 1404 393

Answer:

  {-8, -4, -2, -1, 1, 2, 4, 8}

Step-by-step explanation:

Possible rational roots are positive and negative divisors of the constant 8:

  {-8, -4, -2, -1, 1, 2, 4, 8}

_____

Additional comment

This polynomial has no rational roots. Its two real roots are both negative and irrational.

None of U, V, W, X, Y, and Z are knights, but some of them are knaves. V, W, X, and Y are knaves because their statements are false, and Z is a knight because their statement is true.

The group of six natives, U, V, W, X, Y, and Z, all make statements about how many of them are knights. U says that none of them are knights, which is false. V says that at least three of them are knights, which is also false. W says that at most three of them are knights, which is false. X says that exactly five of them are knights, which is also false. Y says that exactly two of them are knights, and this is false. Finally, Z says that exactly one of them is a knight, and this is true. Therefore, none of U, V, W, X, Y, and Z are knights, but some of them are knaves. V, W, X, and Y are knaves because their statements are false, and Z is a knight because their statement is true.

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Answer:

y=19

Step-by-step explanation:

y=3(8)-5

y=19

Answer:

Y=19

Step-by-step explanation:

So step one, fill in x and multiply

y=24-5

subtract

y=19

Answer:

The sample size 'n' = 576

576 times should you execute the process to get the desired precision

Step-by-step explanation:

Explanation :-

Step(i)

Given data the process can turn 60% of the input compounds into the desired synthesized compound.

Sample proportion ' p' = 60% = 0.60

Given data the estimate within 0.04 of the true proportion that is converted

The margin of error of the true population proportion

                      M.E = 0.04

Step(ii)

The margin of error of the true population proportion is determined by

                \(M.E = \frac{ Z_{0.05} \sqrt{p(1-p)} }{\sqrt{n} }\)

               \(0.04 = \frac{ 1.96 \sqrt{0.60(1-0.60)} }{\sqrt{n} }\)

              \(\sqrt{n} = \frac{ 1.96 \sqrt{0.60(1-0.60)} }{0.04 }\)    

      on calculation, we get

             \(\sqrt{n} = 24\)

squaring on both sides ,we get

             n = 576

Final answer:-

The sample size 'n' = 576

576 times should you execute the process to get the desired precision

The value of the experimental probability of tossing heads is,

⇒ 1 / 3

We have to given that;

Coin Toss Results: T, H, T, H, T, H, T, T, T, T, H, T, H, T, T

Where, H stands for heads and T stands for Tails.

Hence, Total outcomes = 15

And, Head outcomes = 5

Thus, The value of the experimental probability of tossing heads is,

⇒ 5 / 15

⇒ 1 / 3

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we have that

the formula to calculate the area of a rectangle is equal to

A=L*W

we have

L=8.3 cm

W=4 cm

substitute

A=(8.3)*(4)

A=33.2 cm2

therefore

Formula A=L*W

Expression A=(8.3)*(4)

Solve A=33.2 cm2

Step-by-step explanation:

the inside expression of an absolute value expression can be positive or negative, but the result is only the positive one.

therefore, for our example here the negative case would be

2.5x - 6.8 = -12.9

which gives us

2.5x = -6.1

x = -6.1/2.5 = -2.44

and the positive case would be

2.5x - 6.8 = 12.9

and that gives us

2.5x = 19.7

x = 19.7/2.5 = 7.88

The point of intersection (x,y) is  = (2,23)

Replace every x with 2 and simplify

y = 7x+9

y = 7*2 + 9

y = 14 + 9

y = 23 is the y coordinate

The vertical line x = 2 meets the diagonal line y = 7x+9 at the location (x,y) = (2,23)

What are Coordinates ?

The position of a point or points on a graph or grid is shown by its coordinates. The origin is defined as the point (0, 0). The coordinates are two units to the right in the x-direction and four units up in the y-direction according to the point (2, 4).

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Answer:  It is irrational.

Step-by-step explanation:

√18 is an irational number. Multiplying most rational numbers by an irrational number results in an irrational number.

Answer:

We reject H₀  the actual percentage of type A donations differs from 40%

Step-by-step explanation:

Sample information:

sample size   n = 146

Type A   x₁  =  81   and   p₁  = 81 / 146     p₁  =  0,5547

then  q₁   =  1 - p₁    q₁  =  1  -  0,5547    q₁  =  0,4453

We choose as significance level  α  = 5%  α = 0,05   α /2  = 0,025

from z-table we find   z (c) = 1,96

National % of the population  ( μ  = 40 %  μ = 0,4 )

Test hypothesis

Null hypothesis                           H₀           p₁  =  μ

Alternative Hypothesis              Hₐ           p₁   ≠ μ

The Alternative hypothesis indicates that the test is a two-tail test

z(s) =  ( p₁  -   μ )/ √ p₁*q₁ / n

z(s) =  ( 0,5547  -  0,40 )/ √ 0,5547*0,4453 / 146

z(s) =  0,1547 / 0,041

z(s) = 3,77

Comparing  z(s)  and z(c)

z(s) > z(c)  

z(s) is in the rejection region. We reject H₀. Sample does not give evidence to support that the actual percentage of type A donations is equal to the national population

The total amount due on the electricity bill is $55.64.

Here given that the last month's electricity consumption is 354 kWh

According to my contract with the electricity company, I agree to pay 11.3 cents per kWh.

So for 354 kWh of last month, I have to pay \(=11.3\times354=4000.2\) cents

Now we know that 1 dollar = 100 cents

100 cents = $1

1 cent = \(\$\frac{1}{100}\)

4000.2 cents \(=\$\frac{4000.2}{100}=\$40.002\)

also, I have to pay a fixed charge of $15.63

So the total bill for last month will be \(=\$40.002+\$15.63=\$55.632\approx\$55.64\)

Hence the total due amount on the electricity bill is $55.64 approximating the amount to the next two decimal place number.

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The triangle described is of the form SSA. Determine if there is no triangle possible, one triangle possible, or two triangles possible. If only one triangle is possible,

solve the triangle. If either two triangles may be formed or no triangle may be formed, say so. The triangle is defined by: a = 20.5, b = 35.0, B=25

we have

a=20.5

b=35.0

B=25 degrees

step 1

Find the value of angle A

apply the law of sines

a/sinA=b/sinB

20.5/sinA=35.0/sin25

sinA=(20.5*sin25)/35.0

A=14.3 degrees

step 2

Find the value of angle C

REmember that

A+B+C=180

14.3+25+C=180

C=140.7 degrees

step 3

Find the value of c

Applying the law of sines

c/sinC=b/sinB

c/sin140.7=35.0/sin25

c=(35.0/sin25)*sin140.7

c=52.5

therefore

The length of AC is 12.5 and the length of AD is 3.

A triangle is a three-sided polygon because it has three edges and three vertices. The most important attribute of a triangle is the sum of its internal angles to 180 degrees

Given triangle ABC,

and D is a point on AB and E is a point on AC,

and forms a triangle ADE,

and  DE is parallel to AC,

taking ΔABC and ΔBDE

∠B = ∠B  (common angle)

because DE is parallel to AC, so corresponding angles are equal,

so ∠A = ∠D

and ∠C = ∠E

ΔABC ≈ ΔBDE (triangles are similar)

since both triangles are similar the ratio of their corresponding sides is equal,

AB/BD = AC/DE = BC/BE

given BD = 2, BE = 4, DE = 5 and EC = 6

BC = EC + BE = 4 + 6

BC = 10

AC/DE = BC/BE

AC = 5(10/4)

AC = 12.5

and AB/BD = BC/BE

AB = 2(10/4)

AB = 5

AD = AB - BD

AD = 5 - 2

AD = 3

Hence AC = 12.5 and AD = 3.

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The figure is in image.

Based on mathematical operations, the lowest amount that Annabel can pay for pencils is $15.20

The lowest amount that Annabel can pay for pencils can be determined using the mathematical operations of multiplication and division.

Multiplication and division are two of the four basic mathematical operations, including addition and subtraction.

If Annabel chooses to purchase the first pencil at 30p each, she would pay £22.80 (£0.30 x 76).

If Annabel chooses to purchase the second pencil class of a pack of 10 pencils for £2, she would pay £15.20 [£2 x (76 ÷ 10)].

Pencils for sale

30p each

Pack of 10 pencils for £2

Thus, if Annabel wants to buy the pencils, she can either pay £15.20 or £22.80, but using mathematical operations, the lowest amount she can pay is £15.20.

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Answer:

45 minutes

Step-by-step explanation:

60 minutes in one hour divided by four will give us 1/4

60/4=15

15*3= 45

45=3/4 of an hour

There will be enough leftover yarn to knit a scarf for her younger brother If the child scarf takes 125 yards of yarn.

What is Unit conversion ?

Unit conversion is a necessary step in many mathematical problems. Calculations must be performed using mathematical conversions.

Tessa has bought 9 balls of yarn which are each 185 yards long.

So, She has total 1665 (185 × 9) yards of yarn.

She needs 1450 yards of yarn to knit a blanket.

So, The leftover yarn = 1665 - 1450

                                   = 215.

She needs 125 yards of yarn to knit a scarf for her brother.

So, She has enough yarn to knit the scarf for her brother because the leftover yarn is greater than the yarn needed for scarf.

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From the given answer choices, the equation that shows work being calculated with the correct unit is C. 113J = (17.4N) x (6.51m)

In physics, work is defined as the amount of energy transferred by a force when it causes an object to move over a certain distance. Work is a scalar quantity and is expressed in units of joules (J) or foot-pounds (ft-lbs).

Mathematically, work (W) is given by the product of the force (F) applied on an object and the displacement (d) of the object in the direction of the force, as expressed in the formula:

W = F * d * cos(theta)

where theta is the angle between the force vector and the displacement vector.

Thus, the correct units which are Joules, metres and Newton are used.

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Answer:

\(x=8, y=3\)

Step-by-step explanation:

Recall that if a matrix multiplication of two matrices is defined, then the number of columns of the first matrix is equivalent to the number of rows of the second matrix.

Since matrix M has (11-x) columns and matrix N has y rows, and MN is defined, so it follows:

\(y=11-x----(1)\)

Since matrix N has (y+5) columns and matrix M has x rows, and NM is defined, so it follows:

\(y+5=x----(2)\)

Substitute (1) into (2):

\(11-x+5=x\\2x=16\\\therefore x=8--(3)\)

Substitute (3) into (1):

\(y=11-8=3\)

Answer:

33 , 39

Step-by-step explanation:

given

9 , 15 , 21 , 27

there is a common difference between consecutive terms, that is

15 - 9 = 21 - 15 = 27 - 21 = 6

to obtain terms in the sequence add 6 to the preceding term

27 + 6 = 33

33 + 6 = 39

the next two terms are 33 and 39

During the entire drive from the first city to the second city, you will be within the signal range of the transmitter.

To determine how much of the drive you will pick up a signal from the transmitter, we need to find the distance between the two cities and compare it to the radius of the transmitter's broadcast.

Using the Pythagorean theorem, we can calculate the distance between the two cities:

Distance = sqrt((65^2) + (68^2))

Distance = sqrt(4225 + 4624)

Distance = sqrt(8849)

Distance ≈ 94.03 miles

Since the distance between the two cities is 94.03 miles and the transmitter's broadcast radius is 56 miles, we can conclude that for the entire duration of the drive, you will be within the broadcast range of the transmitter.

Thus, you will pick up a signal from the transmitter throughout the entire drive.

During the entire drive from the first city to the second city, you will be within the signal range of the transmitter.

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Answer:

9%

Step-by-step explanation:

Principal x interest rate=yearly interest

1434.85 x interest rate =126.77

interest rate = 126.77/1434.85

interest rate=.088 or 9%

Answer:

84 inch

Step-by-step explanation:

A=base*height

A=12*7

A=84 inch

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

Answer:

The answer to your question is .6

Step-by-step explanation:

Yur Welcome!! Friend me as well!!!

The correct statement is: the pair of corresponding angles, alternate-interior angles, alternate-exterior angles are congruent.

The correct answer is an option (c)

In this question we have been given a statement 'the pair of corresponding angles, alternate-interior angles, alternate-exterior angles are______'

We need to select a correct choice to complete the given statement.

Also, we need to give a pair of alternate interior angles, a pair of corresponding angles, and a pair of alternate exterior angles.

We know that by Alternate Angles Theorem, when two parallel lines are cut by a transversal, the resulting alternate interior angles or alternate exterior angles are congruent.

Consider the following figure.

A pair of alternate interior angles: ∠4 and ∠6

a pair of corresponding angles:  ∠2 and ∠6

and a pair of alternate exterior angles: ∠2 and ∠8

Therefore, the pair of corresponding angles, alternate-interior angles, alternate-exterior angles are congruent.

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