The volume of a fish tank is 40 cubic feet. If the density is 0.4, how many fish are in the tank?

Answers

Answer 1

Answer:

16 fish

Step-by-step explanation:


Related Questions

4ym - a =z
Solve for M

Answers

Answer:

m=z/4y + a/4y

Step-by-step explanation:

whats 1003 divided by 11

Answers

Answer:

it will equal 91.18181818181 oe 91 2/11

Step-by-step explanation:

I used a calculator. Good Luck!!

Help me plz AM SO STUPID AT MATH!!!!U WILL GET BRAINLIEST !

Answers

Answer:

91.98 (I was wrong the first time.)

Step-by-step explanation:

I looked up how to find the volume(Picture 1)

Length of cube: 7.3m

Height of cube: 6m

Width of cube: 2.1m

(Picture 2)

When you add them all up you get 91.98

Answer:

54.39

Step-by-step explanation:

33.6 + 20.79

54.39

The number of horses on the farm was one third of the number of chickens. If there are five horse on the farm, how many chickens are there?
pls include the equation.

Answers

Answer:

15

Step-by-step explanation:

h= horses c=chickens h(3)=c

h=5 5(3)=15

12. A total of 96 pints of blood were collected at the blood drive. How many quarts is this?​

Answers

Answer: 48

Step-by-step explanation: conversion of pints to quarts will give you 48

In 96 pints, there are equivalent 48 quarts.

What is a expression? What is a mathematical equation?A mathematical expression is made up of terms (constants and variables) separated by mathematical operators.A mathematical equation is used to equate two expressions.Equation modelling is the process of writing a mathematical verbal expression in the form of a mathematical expression for correct analysis, observations and results of the given problem.

We have a total of 96 pints of blood were collected at the blood drive.

1 pint = 0.5 quart

So, in 96 pints, there will be (96 x 0.5) = 48 quarts.

Therefore, in 96 pints, there are equivalent 48 quarts.

To solve more questions on Equations, Equation Modelling and Expressions visit the link below -

brainly.com/question/14441381

#SPJ2

an electrician charges a set fee of $150 for every house call and then charges an additional $70 per hour. write an equation for c, in terms of t, representing the total cost of the electricians services if the electrician spends t hours at the house working.​

Answers

Answer:

y = 70x + 150

Step-by-step explanation:

y-intercept: 150

slope: 70x

Let x represent the amount of hours the electrician spent in the house.

Answer:

C=150+70t

Step-by-step explanation:

In this equation, C stands for the total cost, and t stands for the number of hours worked. Since 150 is a set fee it must be a constant in the equation and to must be added to the hourly cost. 70 must be multiplied by t because the electrician charges 70 dollars for every hour he works. Then, both the set fee plus the hourly fee together equal the total cost.

What postulate is this SSS, ASA, AAS, or SAS? Will give brainliest to the correct answer, no trolls!!!

Answers

Answer:

SSS (side, side, side) SSS stands for "side, side, side" and means that we have two triangles with all three sides equal. ...

SAS (side, angle, side) ...

ASA (angle, side, angle) ...

AAS (angle, angle, side) ...

HL (hypotenuse, leg)

Step-by-step explanation:

What is the slope of a line parallel to the line whose equation is 2x + y = 6. Fully
reduce your answer.

Answers

The slope is -2, b/c you subtract the 2x from both sides, which makes 2x a negative in its new side

Ben has $ x . John has $ y more than Ben. Tom has $ z more than John. (i) Find Tom's money in terms of x, y and z. (ii) If x = 12, y= 5 and z = 10 , how much money does John have?

Answers

Answer:

Tom has $27

while John $17

Ben has $12 John has 5 more

12 + 5 = 17

Tom has 10 more than John

17 + 10 = 27

solve for the variable
x-2= -5
7+x=11
-12+x=1

Answers

1. X= -3
2. X=4
3. X= 13

Help you will get 30
Points

Answers

Answer:

Line A is filling more quickly

Step-by-step explanation:

Hope this helps!!:)

A player located 18.6 ft from the basket launches a successful jump shot from a height of 10 ft (level with the rim of the basket), at an angle θ = 36º and an initial velocity of v = 25 ft/s. Find the change of distance Δs of the toss if the angle changes by an amount Δθ. Hint: Use the following fact derived from Newton's Laws: An object released at an angle θ with initial velocity v ft/s travels a total distance [tex]s=\frac{1}{32} v^{2} sin(2\theta)[/tex]

Answers

Answer:

Step-by-step explanation:

You suck free points

The change of the distance travelled by the ball when the angle of launch

changes can be found by linear approximation.

The change in the distance, Δs, when the angle changes by Δθ in radians is  approximately 0.211·Δθ.

Reasons:

The distance of the player from the basket = 18.6 ft.

Height from which the jump shot is launched = 10 ft.

Angle of the jump shot = 36°

The initial velocity = 25 ft./s

According to Newton's Law of motion, the distance an object travels when

released at an angle θ, with an initial velocity, v, is given by the following

horizontal range formula equation;

[tex]s = \dfrac{1}{32} \cdot v^2 \cdot sin(2 \cdot \theta)[/tex]

   

[tex]\dfrac{ds}{d\theta} =\dfrac{d}{d\theta } \left( \dfrac{1}{32} \cdot v^2 \cdot sin(2 \cdot \theta) \right)= \dfrac{v^2 \cdot cos(2 \cdot \theta)}{16}[/tex]

By linear approximation, we have;

[tex]\Delta s = \dfrac{ds}{d\theta} \times \Delta \theta[/tex]

Which gives;

[tex]\Delta s =\dfrac{25^2 \cdot cos(2 \times 36^{\circ})}{16}\times \Delta \theta \approx 12.07 \times \Delta \theta[/tex]

360° = 2·π radians

[tex]12.07 ^{\circ} = \dfrac{2 \cdot \pi}{360} \times 12.07 \approx 0.211 \ radians[/tex]

Δs ≈ 0.211·Δθ

Therefore;

The change in the distance, Δs, when the angle changes by Δθ is 0.211·Δθ.

Learn more here:

https://brainly.com/question/17026396

Samantha puts an initial $500 into a savings account. The account has a 4% annual compound interest rate. What is the function that best represents Samantha's account and how much does she have in savings after 5 years?

Answers

Answer:

$608.32

Step-by-step explanation:

Step one:

given data

principal P= $500

rate r= 4%= 0.04

time t= 5years

Step two:

The function that best represents Samantha's account

A=P(1+r)^t

substituting and solving for A, which is the final amount

A=500(1+0.04)^5

A=500(1.04)^5

A=500*1.2166

A=608.32

Thus, she has in savings after 5 years $608.32

PLS HELP I REALLY NEED HELP PLS!
When you add 3/10 and 9/10 together, what is the sum? (In lowest terms)

Answers

Answer:

1 1/5 or 12/10

Step-by-step explanation:

310+910=?

The two fractions have like denominators so you can add the numerators.

Then:

3+910=1210

This fraction can be reduced by dividing both the numerator and denominator by the Greatest Common Factor of 12 and 10 using

GCF(12,10) = 2

12÷210÷2=65

The fraction

65

is the same as

6÷5

Convert to a mixed number using

long division for 6 ÷ 5 = 1R1, so

65=115

Therefore:

310+910=1 1/5

Hope this Helps!

Answer:

1   1/5

Step-by-step explanation:

trust me i did the test and got a passing grade

PLS ANSWER FAST I WILL MARK THE BEST ONE BRAINLIEST PLS

Which of the following is equivalent to 4x^2+4xy+y^2 ?
A) 4(x^2+y^2)
B) 4(x+y)^2
C) 2(x+y)^2
D) (4x+y^)2
E) (2x+y)^2

Answers

Answer:

E

Step-by-step explanation:

if we decidedly factor this expression-

4x^2+4xy+y^2

= (2x)^2 + 2*2xy + y^2

= (2x + y)^2

as you can see it is a perfect square so it can be grouped into (2x+y)^2

hence your solution is option e

Your answer is: E. (2x+y)^2

Solve the equation for y y−5x=3

Answers

Answer:

y = 5x + 3

Step-by-step explanation:

y - 5x = 3

add 5x to both sides to isolate y

y = 3 + 5x

rearrange to slope intercept form

y = 5x + 3

Which equation best describes the line in the graph?

Answers

Answer:b

Step-by-step explanation:

Give brainliest

Answer:

B

Step-by-step explanation:

The question is looking for an equation in slope-intercept form which is y=mx+b where m is the slope and b is the y-intercept. The y-intercept is +4, which all of the answers show, so you must find the slope.

The slope is the change in y over change in x, more commonly referred to as rise over run. So count how many units the graph changes vertically and horizontally, in this case, 1 up and 2 right, so the slope is equal to 1/2. If you have a graph where the line shifts up and left, or down and right, then the slope is negative. Additionally, one way to visually check your work is to remember slopes equal to less than -1 or greater than +1 will be steeper while fraction slopes will make the slope flatter; basically the closer to zero the less steep.

Can someone help me!

Honeydew melons are on sale at four different grocery stores. Which store
offers the lowest unit rate for honeydew melons, in dollars per pound?
$3.50
Happy Grocery:
7 pounds
.
sto
• Sullivan's:
5 pound
• Mother Nature:
$4.00
10 pounds
• Farmer's Pride: $0.45/pound

Answers

Answer:

Mother Nature

Step-by-step explanation:

Do you want one? Prolly will waste my time sorry :(

Answer:I would think c but let me check

Step-by-step explanation:

what is the value of Y in this triangle

Answers

Answer:

5

Step-by-step explanation:

Pythagorean Theorum: a^2 + b^2 = c^2

12^2 + y^2 = 13^2

144 + y^2 = 169

Subtract 144 from both sides

y^2 = 25

Square root both sides

y = 5

Answer:

y = 5

Step-by-step explanation:

Using Pythagoras' identity in the right triangle.

The square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is

y² + 12² = 13²

y² + 144 = 169 ( subtract 144 from both sides )

y² = 25 ( take the square root of both sides )

y = [tex]\sqrt{25}[/tex] = 5

At the bottom of a mountain, a ski lift starts four feet above the ground. At the top of the mountain, the lift is 1356 feet higher. If the lift ascends 1 foot for every 4 feet it travels west, how far west of the starting position is the lift at the top of the mountain?


PLEASE HELP ASAP ill be very thankful

Answers

Answer:

5,424 ft.

Step-by-step explanation:

For every 1 foot the ski lift goes up by, it travels west 4 feet. So, because we know that the lift will be 1,356 feet higher at the top of the mountain, all we have to do is multiple 1,356 by 4.

1,356 * 4 = 5,424 ft.

I hope this helps. :)

for a school field trip there must be 20 students to 2 adults, 30 students to 3 adults, and 60 students to 6 adults. identify the student to adult ratio.

Answers

Answer:

7

Step-by-step explanation:

...

wat is greater 5/12 or 1/12

Answers

5/12 is greater be side you have four more pieces compared to 1/12

answer: 5/12 is greater than 1/12

Identify which solid is a rectangular or triangular prism from its net.

Answers

Answer:

i took a very good look at all of these and im pretty sure its 2 :)

Step-by-step explanation:

figure is made from a part of a square and a part of a circle.
$
This figure
10
a) What is the perimeter of this
figure, to the nearest unit?

Answers

Answer:

Step-by-step explanation:

Answer:38

Step-by-step explanation:

6. $15 lunch: 20% tip

Answers

a 20% tip would be $3

Please tell me the answer

Answers

Answer:

a shift 5 units to the left, and then a shift 3 units up.

On the coordinate plane, what is the distance between (4,1) and (5, 1)?
2 points
y-axis
64
$
4
3
1
X-axis
-6
5 4 3 2 1
1 2
3
4.5
-4
1 Unit
4 Units
5 Units

Answers

Answer: Sure,

Step-by-step explanation: d

=

17

 or  

d

=

4.1

rounded to the nearest 10th

Explanation:

The formula for calculating the distance between two points is:

d

=

(

x

2

x

1

)

2

+

(

y

2

y

1

)

2

Substituting the two points from the problem and calculating gives the distance as:

d

=

(

1

2

)

2

+

(

5

1

)

2

d

=

(

1

)

2

+

(

4

)

2

d

=

1

+

16

d

=

17

d

=

4.1

rounded to the nearest 10th

:)

Answer:

The correct answer is C.

The ratio of the number of boys to the number of girls in a class is 5 to 7. How many boys are there if there are 21 girls?

Answers

5/7 = b/21
105/7 = b
15 = b

15 boys

Simplify to create an equivalent expression. 617 - 3y) + 6(y + 1)​

Answers

You have to simplify

Answer:

623+3y

Step-by-step explanation:

You distribute the 6 then you add the ys and the numbers together

Urvi solved a fraction division problem using the rule "multiply by the reciprocal." Her work is shown below. StartFraction 14 divided by StartFraction 2 Over 7 EndFraction. StartFraction 1 Over 14 EndFraction times StartFraction 2 Over 7 EndFraction = StartFraction 2 Over 98 EndFraction or StartFraction 1 Over 49 EndFraction

Answers

Answer:

Urvi multiplied with the reciprocal of the dividend instead of the reciprocal of the divisor.

Step-by-step explanation:

Urvi solved a fraction division problem using the rule "multiply by the reciprocal." Her work is shown below. StartFraction 14 divided by StartFraction 2 Over 7 EndFraction. StartFraction 1 Over 14 EndFraction times StartFraction 2 Over 7 EndFraction = StartFraction 2 Over 98 EndFraction or StartFraction 1 Over 49 EndFraction Which is the most accurate description of Urvi's work? Urvi solved the problem correctly. Urvi multiplied the dividend by the divisor instead of finding the reciprocal. Urvi multiplied the denominators instead of finding a common denominator. Urvi multiplied with the reciprocal of the dividend instead of the reciprocal of the divisor.

Urvi's work

= 14 ÷ 2/7

= 1/14 × 2/7

= 2/98

= 1/ 49

Correct workings

14 ÷ 2/7

= 14 × 7/2

= 98/2

= 49

The correct answer is

Urvi multiplied with the reciprocal of the dividend instead of the reciprocal of the divisor.

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