C = 2(pie)r. Find the radius r when C = 50.24. Use 3.14 for pie.

Answers

Answer 1
Answer: circumference = 2 * PI * radius
radius = 50.24 / (6.28)
radius = 8




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Jana finished 1/4 of her homework at school and 5/7 of it before dinner. Which of the following statements is true?She has a lot of homework left to finish. She has about half of her homework left to finish. She has a little homework left to finish. She has none of her homework left to finish.
How many quarts, rounded to the nearest tenth,are in 72 liters
the music department of a department store sold 12 just CDs last month jazz sells during the month we have 2% of the music departments total sales suppose that the store sells 14 sets jazz CDs during the next month and the percent of the sales from the jazz CDs is still 2% what is the total number of the CDs that the store will sell

what are the coordinates of the vertex of the table is it a minimum or maximum A. (-4,1) B(-2,-3) minimum C. (-2,-3) maximum D. (1,0)

Answers

minimum C. (-2,-3) cameron mcdaniel

Answer:

(-2, -3); minimum is correct.

Step-by-step explanation:

Guy and Jim work at a furniture store. Guy is paid $185 per week plus 3% of his total sales indollars, x, which can be represented by g(x) = 185 + 0.03x. Jim is paid $275 per week plus 2.5%
of his total sales in dollars, x, which can be represented by f(x) = 275 + 0.025x. Determine the
value of x, in dollars, that will make their weekly pay the same.

Answers

Guy's weekly pay is:
185 dollars + 3/100 * x (3 percent of X -> his total weekly sales in dollars).
Jim's weekly pay is:
275 dollars + 25/1000 * x (2.5 percent of X -> his total weekly sales in dollars, i.e. 2.5/100 = 0.025).
We need to have these weekly pays the same, so we equalize these expressions and solve the obtained equation by x:
185 + 0.03*x = 275 + 0.025*x
we switch free numbers to the right side and unknowns to the left side of equation:
3/100 * x - 25/1000 * x = 275 - 185
3/100 * x - 25/1000 * x = 90 /*1000 (multiply whole equation by a 1000, to loose fractions)
we get:
30*x - 25*x = 90000
5*x = 90000, divide whole equation by 5 (which means both sides of equation):
x = 90000/5
x = 18000 dollars
Value of x is 18 000 for which their weekly pay is the same.

The director of marketing at a large company wants to determine if the amount of money spent on internet marketing is a good predictor of company profit. She fits a least-squares regression line to 20 months of data and computes the following regression line:Profit = 372.6 + 17.2(advertising dollars)

What is the value of the residual for advertising dollars spent equal to $1,020 and Profit equal to $17,500? Round to the nearest integer.

Answers

Given:
Profit = 17,500
advertising dollar = 1,020

regression line:

Profit = 372.60 + 17.2(advertising dollar)
17,500 = 372.60 + 17.2(1020)
17,500 = 372.60 + 17,544
17,500 = 17,916.60

There is a residual value of 416.60. 

17,916.60 - 17,500 = 416.60

The surface area of a cube is 1849 mm2. Which statements are true about the same cube measured in square centimeters?

Choose all answers that are correct.

A.The number representing the surface area would decrease.

B.The number representing the surface area would increase.

C.The actual surface area would decrease.

D.The actual surface area would increase.

E.The actual surface area would stay the same.

Answers

The correct statements are from letters A and E. The same cube when measured in square centimeters will still be the same cube. Only the number which represents the surface area will change and will decrease because the units are now in centimeters.  The surface area would be 184.9 cm^2. The actual surface area of the cube will still be the same.

Barry bought 100/300/50 liability with a $500 deductible on collision and $500 deductible on comprehensive coverage. The base premiums are $450, $245, $148, and $85, respectively. How much is his total base premium if his rating factor is 2.60?A) $675
B) $780
C) $928
D) $2,412.80

Answers

Answer:

The correct answer is D. $2412.8

Step-by-step explanation:

Sum of all liabilities Barry bought = 100 + 300 + 50 = $450

But $500 is deductible so there will be no charge on the liabilities.

Now, Sum of base premiums = 450 + 245 + 148 + 85 = $928

Also, the rating factor = 2.60

∴ Total base premium = (Sum of base premium) × Rating factor

                                      = 928 × 2.60 = $2412.8

Therefore, the correct answer is D. $2412.8

450+245+148+85
=928

928×2.60
=2,412.8

Hellllllllllllllpppppppppp

Answers

standard form is ax+by=c so
y=-2/3x+4
add 2/3x to both sides
2/3x+y=4
make whole numbers for niceness
multipily by 3 to clear fraction
2x+3y=12

answer is second one
We know that the standard form is
ax + by = c
So, let's solve this problem to get correct answer
y = -2/3x + 4 { multiplying each term by 3 }
3y = -2x + 12  { according to the standard form equation our x variable should be on other side so let move that} { adding 2x on both sides }
2x + 3y =  12 
 Hence the correct option is B.

If you want to check your answer resolve your answer and see if you get the same quotient.
2x + 3y = 12
3y = -2x + 12 { subtracting both sides by -2x }
y = -2/3x + 12/3 {dividing both sides by 3 } 
y = -2/3x + 4 { same as the quotient }

Hence proved.