If p varies inversely as Q2 and p = 4 when Q =0.5, find p when Q = 1.5

Answers

Answer 1

Answer:

a) k = 8

b) p = 12

Step-by-step explanation:

Step(i):-

Given that p varies inversely as Q

                           p∝ Q

                           p = k Q

Given that p = 4 and Q = 0.5

                        4 = k (0.5)

                       k = [tex]\frac{4}{0.5} = 8[/tex]

Step(ii):-

 Given that Q = 1.5

                  p = k Q

                 p = 8 (1.5)

                p = 12

       


Related Questions

Stephanie collected maple syrup from some of her trees. From the first set of trees, she collected 2 gallon of syrup. The second

1

and third set of trees yielded 3 gallons each.

Part A: How many gallons of syrup did she collect in all?

Part B: After using some of the syrup she collected for cooking, Stephanie found that she only had a gallons of syrup left. How

much syrup did she use for cooking?

Answers

Answer:

Part A - 8

Part B - 7

Step-by-step explanation:

Part A

She collected 8 gallons of syrup in total. Two gallons from first tree, three gallons from second tree and three gallons from third tree.

Part B

She used seven gallon of syrup for cooking.

She is left with one gallon syrup only out of total eight gallon syrup

1) Are p+p+p+p and 3p equivalent? ​

Answers

Answer:

no!

Step-by-step explanation:

each p has an "invisible" 1, so it'd be 1p + 1p + 1p + 1p = 4p, not 3p

Given that f (x) = x^2 - 5x and g (x) x + 4

Answers

1) (x-2)^2
2)-4x(x+5)

pls mark as brainliest:))

Write the decimal as a percent.
3.68=%

Answers

Answer:

Step-by-step explanation:3.68 = 368%

Steven wants to buy a couch that costs $475. He has already saved $120. He plans to save $25 a week.
Enter a function to represent the amount Steven will have saved in x weeks. Will he have enough to buy
the couch in 10 weeks? Complete the explanation.

Answers

Answer:

f(x)=25x+120. f(10)=370

Answer:

Step-by-step explanation:

f(10)= Which Is 25. This means that he will have saved $250 in 10 weeks. The couch costs $475 whis is $225 more than $250

What would the graph look like for ^

Answers

Answer: The correct option is the first one.

Step-by-step explanation:

Let's define how to interpret each symbol:

x < a  (x is strictly smaller than a, we graph this with an open circle at a, and an arrow to the left of a)

x > a (x is strictly larger than a, we graph this with an open circle at a, and an arrow to the right of a)

x ≥ a (x is larger than or equal to a, we graph this with a closed circle at a, and an arrow to the right of a)

x ≤ a (x is smaller than or equal to a, we graph this with a closed circle at a, and an arrow to the left of a)

In this case, we have the inequality:

x ≤ 15

Then to graph this we need a closed circle at 15, and an arrow to the left. The correct option is the first one.

A bag contains 10 red marbles .15 yellow marbles, 5 Green marbles and 20 blue marbles. Five marbles are drawn from the bag. what is the approximate probability that exactly 2 of the five are blue?

Answers

Answer:

c

Step-by-step explanation:

The probability of rolling a sum of 5 from a pair of dice is. What are your odds in favor of rolling a sum of 5?

Answers

Answer:

1/9

Step-by-step explanation:

savoy the person i need u 2 answer me!!!

Answers

Answer:

i'm here Mittens

Step-by-step explanation:

so what u doing cutie

10 minutes is 40% of __________ minutes.

Answers

Answer:

That would be 4 minutes

Step-by-step explanation:

Think of 10 as 100%

1 would be 10

2 would be 20

3 would be 30

And so on and so forth

Hope this helps (:

Answer:

it is 25 40% of 10 is 25

Step-by-step explanation:

you do 10/40%=25.

pls give me brainlyest pls need it

Which number label represents the nucleus? O 5 3 O 2​

Answers

5, because that’s the center of the atom.

Find the product
-1/2y(2y^3-8)

Answers

Answer:

-y^4+4y

Step-by-step explanation:

need help on these math questions. please and thank u

Answers

9514 1404 393

Answer:

  a) x = -3

  b) y = (28/27)x -27

Step-by-step explanation:

a) College street has a slope of 0, so is a horizontal line. 2nd Ave is perpendicular, so is a vertical line, described by an equation of the form ...

  x = constant

For 2nd Ave to intersect the point (-3, 1), the constant must match that x-coordinate. The equation is ...

  x = -3

__

b) Since Ace Rd is perpendicular to Davidson St, its slope will be the opposite reciprocal of the slope of Davidson St. The slope of Ace Rd is ...

  m = -1/(-27/28) = 28/27

Using the point-slope equation for a line, we can model Ace Rd as ...

  y -y1 = m(x -x1)

  y -1 = (28/27)(x -27)

  y = (28/27)x -27

Can someone help me please

Answers

Answer:

38 degrees

Step-by-step explanation:

just know

if you help i will say thank you​

Answers

Answer:

C

Step-by-step explanation:

(5,-4)

Answer:

C

Step-by-step explanation:

(5,-4) by using elimination method

What is the solution of the equation
5 = 22?

Answers

Answer:X=17

Step-by-step explanation:

Im not 100% sure

Select all that apply. Which of the following name an angle in the drawing? ACB CDE ECB BDA

Answers

There needs to be a picture to get the answer

Answer:

ecb and acb

Step-by-step explanation:

Please help, I will give brainliest, I am struggling badly.

Answers

Answer: y = 5/2x - 4

Step-by-step explanation:

the equation is y = ax + b (a ≠ 0)

because the slope of the line is 5/2 => a = 5/2

               the line passes through (0; -4) => -4 = b

=> the equation is y = 5/2.x - 4

X-8-3X-10
Use distributive property

Answers

Answer:

5x-10

Step-by-step explanation:

8x-3x-10

first you subtract 3from 8 and get 5 just add the x so your left with 10

Answer:

-2(x+9)

Step-by-step explanation:

x-8-3x-10

-4x-18

-2(x+9)

Hope it helps you

¿De qué manera influye la ética en el hombre a partir de su función crítica? Explique.

Answers

Answer:

La ética es una rama de la filosofía que se ocupa de la reflexión crítica sobre las acciones de los hombres. En un sentido general, la ética busca establecer los criterios para juzgar si una acción puede calificarse de correcta o incorrecta, y para evaluar los motivos y consecuencias de dicha acción. Las cuestiones éticas también juegan un papel importante en la política, los negocios y la medicina, y en campos de la ciencia y el estudio como la historia, la biología y la sociología, la ética de la profesión es ocasionalmente un tema de discusión.

Así, la ética implica una evaluación de las acciones de las personas, calificándolas como correctas o incorrectas a los ojos de la sociedad. De esta manera, influye en la forma en que las personas realizan o dejan de realizar una determinada acción, ya que estas consideran sus consecuencias positivas o negativas al momento de realizarla.  

what is the constant proportionality of $0.59 per pound​

Answers

Answer:

The constant of proportionality is just 0.59

simplify the fraction completly
75/100

Answers

The simplest form for 75/100 is 3/4
It’s 3/4. Mark me brainiest if I’m right plz

Q1)
Find each portion when you share $12 in the ratio:
1:2

Answers

Answer:

Step-by-step explanation:

1+2 = 3

12/3 = 4

so for the "1" you get 4

for the "2" you get 8

What is the area of the parallelogram shown?

Answers

Answer: 234 in^3

Step-by-step explanation:

The area of a parallelogram is simply length * height.

Solve equation by using the quadratic formula.
[x^{2} + 4x = -4

a. x = -2

b. x = -4

c. x = -4, x = 4

d. x = 0, x = 4

Answers

ANSWER IS C because I looked it up

can someone help me with this please?

Answers

Answer:

3x+6

Step-by-step explanation:

Distributive property is where youre multiplying the inside numbers by the outside number and it cannot be further simplified

A tree grows at a rate of 30 cm per year. If the tree is 5 meters tall
now, how tall will it be in 4 years?
Hint: Find the relationship between centimeters and and meters.

Answers

Answer:

Step-by-step explanation:

30 cm per year

now the tree is 5m

in 4 years the tree grew 4*30=120cm=1m 20 cm

the tree is 5+1.20 cm=6.20m tall

very easy 5th grade question giving brainliest. look at photo and answer

Answers

Answer: 20 over 4

Step-by-step explanation: me smart

So far this month you have achieved $100.90 in sales which is 50% of your monthly goal l. With 5 more workdays this month, how much do you need to sell each day to reach your goal?

Answers

20.18 per day for 5 days

1 ton = 2,000 lbs. Convert 12,000 pounds (lbs) to tons. Please give answer in decimals. tons​

Answers

Answer:

12,000 ibs = 6 ton

divide 12,000 by 2,000 to get this answer

Step-by-step explanation:

so in decimal form is 0.06 ( move two places to left)  

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