can someone please help me on this

Can Someone Please Help Me On This

Answers

Answer 1
V= 64cm3

Regards,
Cee:)

Related Questions

For a year you owe 1600 on a credit card you pay 19% interest a year how much are you paying

Answers

Step-by-step explanation:

Simple interest = Principle * time * rate of interest

= 1600 * 1 * 19%

= 1600 * (19/100)

= 304

Total amount of debt

= 1600 + 304

= 1904

Answer:

1296

Step-by-step explanation:

Determine the equation of the circle graphed below.

Answers

Step-by-step explanation:

radius= √(2+2)²+(0+3)²=√4²+3²=√16+9

=√25=5

the equation is

(x+2)²+(y+3)²=25

or

x²+y²+4x+6y-12 = 0

uwuwhwhwuwuwuwuwuwiwuuwuwiwiw

5/2x + 3 = 4/x x = -1 x = -4 x = 4

Answers

Answer:

x = 0.5

Step-by-step explanation:

[tex]\frac{5}{2x} +3=\frac{4}{x}[/tex]

[tex]2x(\frac{5}{2x} +3)=2x(\frac{4}{x})[/tex]

5 + 6x = 8

5 - 5 + 6x = 8 - 5

6x = 3

[tex]\frac{6x}{6} =\frac{3}{6}[/tex]

x = 0.5

you want to create a 99 confidence interval with a margin of error of 25 assuming that the population standard deviation is equal to 1.5 what's the minimum size of the Rams Tampa

Answers

Answer:

The minimum sample size is 239.

Step-by-step explanation:

We have that to find our [tex]\alpha[/tex] level, that is the subtraction of 1 by the confidence interval divided by 2. So:

[tex]\alpha = \frac{1 - 0.99}{2} = 0.005[/tex]

Now, we have to find z in the Z-table as such z has a p-value of [tex]1 - \alpha[/tex].

That is z with a pvalue of [tex]1 - 0.005 = 0.995[/tex], so Z = 2.575.

Now, find the margin of error M as such

[tex]M = z\frac{\sigma}{\sqrt{n}}[/tex]

In which [tex]\sigma[/tex] is the standard deviation of the population and n is the size of the sample.

Population standard deviation is equal to 1.5

This means that [tex]\sigma = 1.5[/tex]

Margin of error of 0.25

This means that [tex]M = 0.25[/tex]

What's the minimum size of the sample?

[tex]M = z\frac{\sigma}{\sqrt{n}}[/tex]

[tex]0.25 = 2.575\frac{1.5}{\sqrt{n}}[/tex]

[tex]0.25\sqrt{n} = 2.575*1.5[/tex]

[tex]\sqrt{n} = \frac{2.575*1.5}{0.25}[/tex]

[tex](\sqrt{n})^2 = (\frac{2.575*1.5}{0.25})^2[/tex]

[tex]n = 238.7[/tex]

Rounding up:

The minimum sample size is 239.

Plz help me well mark brainliest if correct.......????

Answers

Answer:

D

Step-by-step explanation:

shows change over time

20/5 as a whole number

Answers

Answer:

4 is the answer

Step-by-step explanation:

A personnel psychologist studying adjustment to the job of new employees found a correlation of .3 between amount of education and rating by job supervisors 2 months later. The psychologist now plans to use the amount of education to predict supervisors’ later ratings. Indicate the independent/predictor variable, dependent/criterion variable, and beta. Write the Z-score prediction model; give the predicted Z-scores for supervisor ratings for employees with the amount of education Z-score of -1.5, -1, -.5

Answers

Answer:

the predictor variable is: amount of education

the criterion variable is: the Supervisors' rating

the beta is: .3

the Zy scores are -0.45, -0.3, 0.15

Step-by-step explanation:

r=beta which is the same; hence correlation equals regression

use this formula for the Z-scores

Zy= (beta) (Zx)

zy=(.3) (-1.5) = -0.45

(E) -1.5;

Zy=-0.45

(F)-1,

Zy=-0.3  

(G)-.5.

Zy=-0.15

Find a,b,c and d?..........

Answers

9514 1404 393

Answer:

  a = 6, b = 12, c = 6, d = 6√3

Step-by-step explanation:

The two triangles are the "special" triangles.

The 45-45-90 triangle has side lengths in the ratios 1 : 1 : √2.

The 30-60-90 triangle has side lengths in the ratios 1 : √3 : 2.

Then ...

  c : a : 6√2 = 1 : 1 : √2   ⇒   c = a = 6

and ...

  a : d : b = 1 : √3 : 2   ⇒   d = 6√3 and b = 12 . . . (since a=6)

The lengths are ...

  a = 6, b = 12, c = 6, d = 6√3

what is the value of b?

Answers

Answer:

24

Step-by-step explanation:

2b = b+24

2b-b = 24

b = 24


What are the Missing sides?

Answers

Answer:

i think the answer is A ,if I'm wrong plz tell me

Rewrite the following logarithmic expression as an exponential expression

Answers

Answer:

it should be the same answer....?

Step-by-step explanation:

Josh used 3 packages of spaghetti to make dinner for 19 guests. How much did
each guest have?

Answers

Answer:

6.3

Step-by-step explanation:

19/3=6.3 repeating so i just shortened it to 6.3.

final answer: 6.3

Ive been stuck on this problem for an hour, help pleaseee.

The graph of the function is given below. Give all y-intercepts and x-intercepts shown.

Answers

Answer:

y intercept: [tex]y = 1[/tex]

x intercept: [tex]x = -1[/tex] and [tex]x = -3[/tex]

Step-by-step explanation:

Given

The attached graph

Solving (a): The y intercepts

This is the point where [tex]x = 0[/tex]

From the attached graph, [tex]x = 0[/tex] when

[tex]y = 1[/tex]

Hence, the y intercept is 1

Solving (b): The x intercepts

This is the point where [tex]y = 0[/tex]

From the attached graph, [tex]y = 0[/tex] when

[tex]x = -1[/tex] and [tex]x = -3[/tex]

Hence, the x intercept are -1 and -3

Stephan can type 2700 words in 90 mins Jim can type 2450 in 70 mins gavin can type 1600 words in 40 mins who can type the fastest rate of words per minute

Answers

Answer:

Gavin with 40 words per minute

Step-by-step explanation:

Stephan speed- 2700 words/90 minutes = 30 words per minute

Jim speed- 2450 words/70 minutes= 35 words per minute

Gavin 1600 words / 40 minutes= 40 words per minute

Which of these is a simplified form of the equation 7x + 4 = 5 + 3x + 1x?

1. 3x = 9
2. 3x = 1
3. 11x = 9
4. 11x = 1

Answers

Answer:

Step-by-step explanation:

hhhhhhhhhhhhhhhhhhhhhhhhhhhhh

7x+4=5+3x+1x
7x+4=5+4x
7x=5-4+4x
7x-4x=5-4
3x=1
So the answer is 2

if x is directly proportional to y and x= 4.5 when y = 3 find y when x = 24.

A) 63 B) 85 C) 16

Answers

x=4.5 - - -> y=3

x=24 - - - -> y= n

4.5n= 72

n= 72/4.5

n= 16

the answer is C) 16

X = 4.5

Y= 3

X=24

Answer: C) 16

Write the numbers in order from least to greatest. *
1 point
Captionless Image
1/4; 0.4; 0.55; 3/5
0.4; 1/4; 0.55; 3/5
1/4; 3/5; 0.4; 0.55
3/5; 0.4; 1/4; 0.55

Answers

Answer:

1/4; 0.4; 0.55; 3/5

0.25, 0.40, 0.55, 0.60

Already in order.

0.4; 1/4; 0.55; 3/5

0.40, 0.25, 0.55, 0.60

1/4; 0.4; 0.55; 3/5

1/4; 3/5; 0.4; 0.55

0.25, 0.60, 0.40, 0.55

1/4; 0.4; 0.55; 3/5

3/5; 0.4; 1/4; 0.55

0.60, 0.40, 0.25, 0.55

1/4; 0.4; 0.55; 3/5

The following rule is used to work out the total cost, in cunos, ofhings
Total cost - 9 euros for each hour plus 20 euro
Paolo hires the room for 5 hours.
(a) Work out the total cost.

Answers

Answer:

65

Step-by-step explanation:

9+9+9+9+9

or

9×5 both = 45

45+20 euros = 65

45 euros per 5 hours , + bonus the 20 euros = 65 in total.

mentioned some good points about commerce subject in grade 12??​

Answers

Answer:

You can easily be employed in the future

you can be in any profession such as bank accountant,trader, manager at business etc

Step-by-step explanation:

hope you like it

Answer:

well I like

Step-by-step explanation:

to be honest their all i don't know how to explain but their all OK i guess

If f(x) = 3x - 1 and f(x) = 3f(x) = 3, find x.​

Answers

Answer:

x = 4/3

Step-by-step explanation:

f(x) = 3x - 1

f(x) = 3

set equal

3x - 1 = 3

add 1 to both sides

3x = 4

Divide both sides by 3

x = 4/3

Answer:

x=4/3

Step-by-step explanation:

[tex]\tt f(x)=3x-1[/tex]  [tex][\tt f(x)=3][/tex]

[tex]\tt 3=3x-1[/tex]

[tex]\tt 3+1=3x[/tex]

[tex]\tt 4=3x[/tex]

[tex]\tt x=\cfrac{4}{3}[/tex]

which of the is not an example of property tax?


A) Tax paid on the value of a farm a person owns


B) Tax paid on the value of a piece of land a person owns


C) Tax paid on the value of a piece of furniture a person owns


D) Tax paid on the value of a home a person owns

Answers

Answer:

C

Step-by-step explanation:

Furniture is not counted as property that can be taxed.

What is the value of x in the equation 25x = 16?
O A + 4
5
OB.
+4
oc. + 1
OD
NIH
clos
Reset

Answers

Answer:

C. ±4/5

Step-by-step explanation:

25x² = 16

25x² - 16 = 16 - 16

25x² - 16 = 0

25x² + 20x - 20x - 16 = 0

(25x² + 20x) + (- 20x - 16) = 0

5x(5x + 4) - 4(5x + 4) = 0

(5x - 4)(5x + 4) = 0

5x - 4 =0

5x + 4 = 0

[tex]x=-\frac{4}{5}[/tex]

[tex]x=\frac{4}{5}[/tex]

± is a symbol which represents addition and subtraction.

7/10 = y/100
what is y?

Answers

Answer:

7/10= y/ 100

Well the answer is

y=70

Question about decimals
I have a math problem
205.17/713.95
I worked it out all by hand and eventually got to 34.79797241 as the calculator stated. This problem was very time consuming as it took a lot of work to complete. I was wondering if there was a simpler way of cutting my answer short that would also be correct?. I am unable to determine if this number is terminal or repeating as the decimal answer looks repeating with the 7979 but then appears to be terminal with the 241 part. Im assuming this number is terminal? Do I just need to suck it up and do the math or Is there a certain part of the decimal place value it would be appropriate to just stop at?


One more question unrelated to my previous questions.
I originally tried to solve this problem out of (A.) 713.95the divisor /by 205.17 the dividend as I know I am ALWAYS supposed to put the bigger number in the dividend section, but I am curious on how I would go about solving this question the opposite way (B.) with 205.17 as the divisor /by 713.95 as the dividend. I know this is possible as the calculator states
(A.) 713.95/205.17 =3.479797241
(B.) 0.2873730653 (I'm guessing this overwhelmingly long decimal is also terminal?)

Answers

Answer:

Both are terminating decimals

Step-by-step explanation:

Answer to your questions:

First of all, both A and B are correct and both quotients are terminating decimals.To find out if the decimal is terminating or not, multiply the quotient by divisor. If you get exactly the same number as dividend, then it is terminating otherwise it is non-terminating.The fraction may have greater numerator than denominator, in this case the quotient will be greater than one.Now regarding simplification. You would be asked to give an answer rounded to some extend.  One decimal place, two decimal places, 3 significant numbers etc. For the first operation you would get 34.8 (rounded to nearest tenth). Or you may be asked to have a best estimated result. In this case you would round the initial numbers and find results. 205/714 ≈ 0.29

The formula for the area of a triangle is A = = { bh. Find the area of a triangle with a base (b) of 7 feet and a height (h) of 12 feet.

Answers

Answer:

A=42ft

Step-by-step explanation:

plz brian list

Please HELPP with this question

Answers

4.5 I think if not you can just look up the surface area of 9

9514 1404 393

Answer:

  551.07 yd²

Step-by-step explanation:

For radius r and height h, the total surface area of the cylinder is given by ...

  SA = 2πr(r +h)

Here, the radius is 4.5 yards (half the diameter) and the height is 15 yards. That makes the surface area ...

  SA = 2(3.14)(4.5 yd)(4.5 +15 yd) = 551.07 yd²

9x−4=−1 how do i show my work for this?

Answers

Answer:

x = 1/3

Step-by-step explanation:

9x - 4 = -1

9x = -1 + 4

9x = 3

PLEASE HELP!!!!!!!!!!​

Answers

Answer:

second

Step-by-step explanation:

[tex]\frac{2x}{5} +\frac{1x}{5} +\frac{5}{8} -\frac{2}{8} = \frac{3x}{5} +\frac{3}{8}[/tex]

Answer:

3/5 x + 3/8

remove parentheses:

2/5x + 5/8 + 1/5x - 1/4

simplify terms:

3/5x + 5/8 - 1/4

make 1/4 have a common denominator to 15/8 by multiplying 2/2.

3/5x + 5-2/8 =

3/5x + 3/8

what are some ways customers could get in financial trouble with credit cards? write in sentence or paragraph form

Answers

Wasting money on non important things

Answer:

the ways customers could get in financial trouble with thier credit cards are:

The Allure of Excessive Spending Interst Makes Paying Off the Balance Difficult. There's a chance you'll end up in debt.

You run the risk of damaging your credit score.

Minimum payments can give the impression of safety.

Credit Card Terms Can Be Confusing.

It's more difficult to keep track of spending, especially 

when using multiple credit cards.

Step-by-step explanation:

-

A store has two different coupons that customers can use. One coupon gives the customer $35 off their purchase, and the other coupon gives the customer 35% off of their purchase. Suppose they let a customer use both coupons and choose which coupon gets applied first. For this context, ignore sales tax.

Let f be the function that inputs a cost in dollars) and outputs the cost after applying the "$35 off" coupon, and let g be the function that inputs a cost in dollars) and outputs the cost after applying the "30% off" coupon.

Required:
What is correctly represents the fact that the cost of purchasing $190 worth of goods is $98 when the "30% oft" coupon is applied first followed by the "$35 off" coupon?

Answers

Answer:

h(x)=f[g(x)]=0.7x-35

Step-by-step explanation:

In this case function f, which inputs a cost and outputs the cost after applying the $35 off coupon looks like this:

f(x)=x-35

where x is the cost of the purchase. In this case we are subtracting the $35 from the cost x.

Function g, which inputs a cost and outputs the cost after applying the 30% off coupon looks like this:

g(x)=x-0.3x

g(x)=0.7x

in this case we are subtracting 30 percent of the cost from the cost of the purchase.

So in order to find a function that represents the cost of the purchase when first applying the 30% coupon and then the $35 coupon we will need to get a composite function f(g(x)). Which means we need to substitute function g(x) into the f(x) function so we get:

h(x)=f[g(x)]=(0.7x)-35

or:

h(x)=0.7x-35

We can prove this function works when plugging x=$190 in so we get:

h(190)=0.7(190)-35

h(190)=133-35

h(190)=98

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