The correct answer would be C, 6.36246 × 1019
John worked at three jobs in three weeks.In the first week he earned 460$.In the next week he was paid 445$.In the third week he was paid 315. Why average pay per week did John earn for these three weeks
Answer:
$46.47
Step-by-step explanation:
add all and divide by 3
Answer:
$406.66
Step-by-step explanation:
460+445+315= 1,220
1,220÷3= 406.66
The factored form of 5 x squared minus 18 x minus 8 is __________
The factored form is (5x+2)(x-4).
What is factorization?
A number, matrix, or polynomial may be broken up or decomposed into factors that, when multiplied together, produce the original number, matrix, etc. This process is known as factorization or factoring.
Here, we have
Given: 5 x squared minus 18 x minus 8
we have to find the factored form.
= 5x² - 18x - 8
= 5x² - 20x + 2x - 8
= 5x(x-4) + 2(x-4)
= (5x+2)(x-4)
Hence, the factored form is (5x+2)(x-4).
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Find the volume of a cone of radius 3.5cm and vertical height 12 cm.
Answer:
Volume ≈ 153.93804 cm^3
Rounded to the nearest whole number, the volume of the cone is approximately 154 cm^3.
Step-by-step explanation:
Please help! What is the volume of the cone?
Answer and explanation please! <3
Answer: V≈804.25
Step-by-step explanation:
V=πr2h
3=π·82·12
3≈804.24772
−5 1/3 ÷ 2 3/4? plz hurry when you answer pls
Answer:
I got -1 31/33
Step-by-step explanation:
Answer:
please see picture above
Question A class of 25 students took a spelling test. Two students scored 100 on each test, nine students scored 95 on each test, ten students scored 90 on each test, three students scored 80 on each test and one student scored 70. What is the average score of the spelling test rounded to one decimal place? Enter your answer in the box.
The average score of the spelling test is 90.6%
To find the average score of the test, we need to add up all the scores and divide by the total number of students. We can think of the average score as the "typical" or "representative" score of the entire class.
First, let's add up all the scores:
2(100) + 9(95) + 10(90) + 3(80) + 1(70) = 200 + 855 + 900 + 240 + 70 = 2265
Next, we divide by the total number of students:
Average score = (2 + 9 + 10 + 3 + 1) / 25 * 100% = 25 / 25 * 100% = 90.6%
Therefore, the average score of the spelling test is 90.6% when rounded to one decimal place.
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at the store 6 pounds of bananas cost 1.95 dollars how much does 18 bananas cost
Answer:
Brainleist !
Step-by-step explanation:
6 bannas = 1.95
18 bannanas = ?
18/6 = 3
that means 18 is thriple 6, causeing the price of 6 to be tripled as well.
6 bannas = 1.95
18 bannanas = 5.85
a diver dove to a location 6 3/5 meters below sea level. He then dove to a second location 8 1/5 meters below sea level. How many meters are there between the two locations?
Answer:
\(1\frac{3}{5}\) meter is the difference in depths of locations diver dove.
Step-by-step explanation:
Complete both transformations below. Then enter the final coordinates of the figure.
A (-4,0)
B
A" ([?], []) C" ([], [])
C (-3,-3)
1) Reflect across y-axis 2) < -5,2>
Answer:
A"(-1, 2)B"(-5, 1)C"(-2, -1)Step-by-step explanation:
You want points A(-4, 0), B(0, -1) and C(-3, -3) reflected across the y-axis and translated left 5 and up 2.
TransformationThe reflection across the y-axis changes the sign of the x-coordinate:
(x, y) ⇒ (-x, y)
The translation adds the translation vector to the reflected coordinates.
(x, y) ⇒ (x -5, y +2) . . . . . . translation (by itself)
Then the result of both transformations is ...
(x, y) ⇒ (-x -5, y +2)
For a number of points, this arithmetic is conveniently accomplished by a calculator. The result is ...
A"(-1, 2)B"(-5, 1)C"(-2, -1)In the past few years, outsourcing overseas has become more frequently used than ever before by U.S. companies. However, outsourcing is not without problems. A recent survey by Purchasing indicates that 20% of the companies that outsource overseas use a consultant. Suppose 15 companies that outsource overseas are randomly selected. a. What is the probability that exactly 5 companies that outsource overseas use a consultant
Answer:
0.1Step-by-step explanation:please see attached the annotated solution
Given data
p=20%= 0.2
n=15 companies
let x = 5 the number of companies that outsource to overseas consultants
The binomial probability distribution is given as
P(x=λ)=nCx*P^x*q^n-x
we also know that q=1-p
Write a improper fraction and a mixed number for the shaded portion.
Answer: hey
Step-by-step explanation:
James spent 25% of the day on Saturday traveling with his dad how many hours on Saturday did he spend traveling with his dad?
Answer:
2 1/3, 7/3
Step-by-step explanation:
the shaded and clear portions as we see are 2 wholes. 1/3 is equally divided. Any mixed fractions are of what you get after multiplying the 3 with the whole 2 and plus the numerator.
Which linear inequality is represented by the graph?
O y < 3x + 2
Oy> 3x + 2
Oy< 1/3x + 2
O y>1/3x+2
Answer:
\(y> 3x + 2\)
Step-by-step explanation:
Hope it is helpful....
The linear inequality that represents the given graph is y > 3x + 2.
The solutions to the graph of the inequalities is given as;
(x, y) = (0, 2)
(x, y) = (-3, -7)
To determine the inequality represented in the graph;
Using option A, when x = 0, y < 2 (this is not same as the graph)Using option B, when x = 0, y > 2 ( same as the graph)Using option B, when x = -3, y > -7Thus, the linear inequality that represents the given graph is y > 3x + 2.
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in how many ways can the letters of MCHNLRN be arranged
Answer:
2520
Step-by-step explanation:
There are 7 letters in MCHNLRN and they can be arranged into 7 ways:
7! = 5040 ways in total
However, the letter 'N' is repeated so we have to divide it by 2.
5040 ÷ 2 = 2520 ways
Answer:
2,520 ways
Step-by-step explanation:
MCHNLRN has 7 letters with one repetition.
therefore, =7!/2!
=2,520 ways
3x-4y I need help I need help I need help I need help I need help I need help I need help I need help I need help I need help
Answer:
I am unable to answer this due to the fact there's no formula for x and y.
Step-by-step explanation:
Answer: 7
Step-by-step explanation: Solve for x 3x=4y. 3x=4y 3 x = 4 y. Divide each term in 3x=4y 3 x = 4 y by 3 3 . 3x3=4y3 3 x 3 = 4 y 3. Cancel the common factor of 3 3 .
hope this helps:D
5. The recursive formula NEXT = 3. NOW models the number of goldfish in a pond each year. If there are 36 goldfish in the pond after 3 years, how many goldfish will be in the pond after 6 years? A 324 B. 936 c. 972 D. 2,916
Answer:
B
Step-by-step explanation:
A rectangle has a height of and a width of 7x-4.
Express the area of the entire rectangle.
Expression should be expanded.
Answer: (7x - 4)(7x - 4) = 49x^2 - 28x - 28x + 16 = 49x^2 - 56x + 16
Step-by-step explanation:
Danielle was completing her science project and mixed saline solutions A and B. Brand A was a six gallon 18% saline solution and she ended up with an 18 gallon 8% saline solution mixture. Find the percent of saline solution in brand B.
A. 2.1%
B. 21%
C. 3%
Brand B contains 3% saline solution by volume. Then, C is the right answer.
Percentage of saline solution in brand B, let x be.
We know that the overall volume of saline solution in the combination is 18% of 6 gallons plus x% of (18 - 6) gallons since Danielle blended brands A and B to make a total of 18 gallons of 8% saline solution.
Then the equation is given as,
0.18(6) + 0.01x(18 - 6) = 0.08(18)
Simplifying and solving for x, we get:
1.08 + 0.12x = 1.44
0.12x = 0.36
x = 3
Therefore, the percentage of saline solution in brand B is 3%.
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The sum of the angle measures of the polygon is 540°. Write and solve an equation to find the value of x.
An equation is ____=540
The solution is x=____
in figure
85+5n+5n+5n+5f+5n-10=540
20n+80=540
20n= 460
x=23
Tess has a garden that is 4 1/2 feet wide and 6 3/4 feet long. How many feet of fencing does she need to put around all sides of her garden?
Answer:
11.25
Step-by-step explanation:
6 3/4 + 4 1/2
If cos0=1/4, what is the value seco?
Answer:
\(\sec\theta=4\)
Step-by-step explanation:
Recall the reciprocal identity \(\displaystyle \sec\theta=\frac{1}{\cos\theta}\), thus, \(\displaystyle \sec\theta=\frac{1}{\frac{1}{4}}=4\)
a bag of mixed nuts contains almonds and hazelnuts there are (6x + 13) nuts in particular bag
Answer:
99=00-41+69=6969
Step-by-step explanation:
write and equation for the nth term of the geometric sequence for 2,8,32,128
then find a6 round to the nearest tenth if necessary.
The sixth term of the geometric sequence is 2048.
The given geometric sequence is 2, 8, 32, 128. We can observe that each term is obtained by multiplying the previous term by 4. Therefore, the common ratio (r) of the sequence is 4.
The formula for the nth term (an) of a geometric sequence is given by:
an = a1 * r^(n-1)
where a1 is the first term and r is the common ratio.
For this sequence, a1 = 2 and r = 4. Plugging in these values into the formula, we get:
an = 2 * 4^(n-1)
To find a6, we substitute n = 6 into the formula:
a6 = 2 * 4^(6-1)
= 2 * 4^5
= 2 * 1024
= 2048
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The Probable question may be:
Write an equation for the nth term of the geometric sequence 2, 8, 32, 128,
Then find a6. Round to the nearest tenth if necessary.
a = 5×4 X
a1 = n-1 X
PLEASE HELP!! ....................... URGENT
Answer:
I got an F- on math soo i cannot help i am sorry
Step-by-step explanation:
.-.
Write this number in standard form 3 thousands, 16 tens,7 ones
11 over 7=6 over v what is v
Answer:
42/11
Step-by-step explanation:
11/7 = 6/v
cross multiply:
11v = 6x7 = 42.
v = 42/11 ≈ 3.81
Can someone pls help me solve this with the multiplying stuff
General rule for multipliting complex numbers:
\((x+yi)(u+vi)=(xu-yv)+(xv+yu)i\)Then, for the given multiplication you get:
\(\begin{gathered} (-6+7i)(2-i)=((-6)(2)-(7)(-1))+((-6)(-1)+(7)(2))i \\ \\ =(-12+7)+(6+14)i \\ \\ =-5+20i \end{gathered}\)Then, the product of given complex numbers is -5+20i\((-6+7i)(2-i)=-5+20i\)ASAP HELPPP PLEASE ANSWER CORRECT QUESTION!! GIVING OUT BRAINLY Stars!!!
Silas is researching the cost of a specific souvenir he wants to buy on his international trip.
Use the table to answer the question.
Country Currency Name Exchange Rate Per US Dollar Average Cost of Souvenir: Britain pound 0.83 British pounds 17. British pounds Egypt pound 18 Egyptian pounds 288 Egyptian pounds
Determine which country the souvenir would be less expensive in in US dollars. Show your work. (10 points)
Using proportions, it is found that due to the smaller division of the exchange rate by the cost, the souvenir would be less expensive in Egypt.
What is a proportion?A proportion is a fraction of a total amount, and the measures are related using a rule of three. Due to this, relations between variables, either direct or inverse proportional, can be built to find the desired measures in the problem.
The souvenir would be less expensive in the country in which the division of the exchange rate by the cost is smaller.
In Britain, the cost is of 17, with an exchange rate of 0.83, hence the cost in US dollars is:
c = 17/0.83 = $20.48.
In Egypt, the cost is of 288, with an exchange rate of 18, hence the cost in US dollars is:
c = 288/18 = $16.
16 < 20.48, hence the souvenir would be less expensive in Egypt.
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To find the number in a square, add the numbers in the two circles
connected to it.
Fill in the missing numbers.
The missing values in the quantitative reasoning given are : -2, 13 and 9
Given the rule :
square = circle + circleWe can deduce that :
circle = square - circleFor the left circle :
circle = -6 - (-4) = -6 + 4 = -2
For the right circle :
circle = 11 - (-2) = 11 + 2 = 13
For the left square :
square = 13 + (-4)
square = 13 -4 = 9
Therefore, the missing values are : -2, 13 and 9
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2. The net of a triangular prism is shown. Use the ruler provided to measure the dimensions of the net to the nearest half centimeter. 2 cm n 1 cm 2.5 cm 3 cm 2.5 cm Which measurement is closest to the total surface area of the triangular prism in square centimeters?
We have to calculate the surface area of the prism given.
The total surface area is the sum of the area of the faces and the base. We can list them and then calculate the area of each one:
1) Two rectangle of width 1 cm and length 2.5 cm.
2) One rectangle of width 1 cm and length 3 cm.
3) Two triangles with base 3 cm and height 2 cm.
We then can calculate the total area adding all the partial areas:
\(\begin{gathered} A=2\cdot A_1+A_2+2\cdot A_3 \\ A=2\cdot(w_1\cdot l_1)+w_2\cdot l_2+2\cdot(\frac{b\cdot h}{2}) \\ A=2\cdot(1\cdot2.5)+(1\cdot3)+2(\frac{3\cdot2}{2}) \\ A=2\cdot2.5+3+2\cdot3 \\ A=5+3+6 \\ A=14\operatorname{cm}^2 \end{gathered}\)Answer: the surface area of the prism is 14 cm^2.
A fair dice is rolled 3 times in a row. The outcomes are shown below.
Calculate the probability of all three events occurring.
Roll Outcome
1st 2
2nd prime
3rd more than 4
The probability of roll outcome:
1st 2 = 1/6
2nd prime = 1/2, and
3rd more than 4 = 1/3.
What is probabilityProbability is the fraction of the required outcome event divided by the number of possible outcomes of events.
In a fair die, considering the outcomes from the question:
There is only one side with the number 2There are only three prime numbers, 2, 3, and 5There are only two numbers more than 4, which are 5 and 6.probability of the 1st roll to be 2 = 1/6
probability of 2nd roll to be prime = 3/6
probability of 2nd roll to be prime = 1/2
probability of 3rd roll to be more than 4 = 2/6
probability of 3rd roll to be more than 4 = 1/3
Therefore, the fracions 1/6, 1/2, and 1/3 are the probabilities of the 1st, 2nd, and 3rd rolls outcome respectively.
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