HELP ME PLEASE
A certain drug is made from only two ingredients: compound A and compound B. There are 4 milliliters of compound A used for every 7 milliliters of compound B. If a chemist wants to make 1012 milliliters of the drug, how many milliliters of compound A are needed?

These are proportions.

Answers

Answer 1

Answer:

368 milliliters.

Step-by-step explanation:

Compound A + Compound B = 1 drug

4 + 7 = 1 drug

11 milliliters = 1 drug, so 1012 milliliters = 92 drugs

Multiply the compounds by the amount of drugs, e.g.

4 x 92 = 368 ( Compound A )

7 x 92 = 644 ( Compound B )

368 + 644 = 1012

368 milliliters of Compound A are needed to make 1012 milliliters of the drug.

Hope this helps :)


Related Questions

help pls pls pls pls

Answers

Answer:

image is blurry i cant see it

Step-by-step explanation:

send another one plz

question : Jody got an 80% on a test that had 60 total points on it. How many points did Jody get correct?

help :) ( im not so good with math ) .

Answers

Answer:

48

Step-by-step explanation:

PLEASE HELP!!!!!! PLEASE WILL MARK BRAIN FOR FIRST AND RIGHT ANSWER!!!

Answers

Answer:

yes

Step-by-step explanation:

Answer:

No

Step-by-step explanation:

All you need to do is solve for x and y because the intersection of both lines will only have one intersection.

since both equations are equal to y then you can set them equal to each other:

7x+8=x+1

6x=-7

x=-7/6

then inset back into y=x+1

y=-7/6+1

y=1/6

so that is the only point of intersection of the lines and it cannot be (3,8)

Hope that helps :)

proportions in triangles. solve for x

Answers

x = 4



x / 3 = x + 4 / x + 2

Cross multiply
x * x + 2 = 3 * x + 4

Distribute
x^2 + 2x = 3x + 12

Set equal to zero
x^2 - x - 12 = 0

Factor
(x - 4)(x +3) = 0

Solve
x = 4 or x = -3

Length can’t be negative so x = 4

Check:
x / 3 = x + 4 / x + 2
4 / 3 = 4 + 4 / 4 + 2
4 / 3 = 8 / 6
4 / 3 = 4 / 3 :)

Help Find AB please explain

Answers

Answer:

[tex] AB=2\sqrt{29}[/tex]

Step-by-step explanation:

Hope it helps you in your learning process.

The scatterplot shows the average number of hours each of 13 people spends at work every
week and the average number of hours each of them spends on recreational activities every
week.
Working and Relaxing
40
35
30
25
Recreational Activities (hours)
20
15
10
5
0
10 20 30 40 50 60 70 80 90
Work (hours)
Based on the scatterplot, what is the best prediction of the average number of hours a person
spends at work every week if that person spends an average of 10 hours on recreational
activities every week?
A 33 h
B 85 h
C50 h
D 65 h

Answers

Answer:

your answer will be H. 85

Step-by-step explanation:

hope it helps u

have a wonderful day!!!

Answer:

h.85

Step-by-step explanation:

Help me please find the answer

Answers

I’m pretty sure k=59 degrees since the area of a triangle is 180 so you just subtract the angles you already have to find the other one

need help ASAP !!!

[tex] \sqrt{587 \times 587} [/tex]

Answers

Hello, I Am BrotherEye

Answer:

Simplify the radical by breaking the radicand up into a product of known factors, assuming positive real numbers. 587

Step-by-step explanation:

Look Above

Best of Luck

~

BrotherEye

HELP!! i will give brainliest!!

Answers

22 kilometers :) hope that helped

Please help an explain work
I think it’s c?

Answers

the answer is b) i think

Answer:

B. f(x) = -x + 2

Step-by-step explanation:

First, you find the point on the y-axis which is (0,2) in this problem.

This will be your b in y = mx+ b

Then, you'll find how many blocks you are moving or rise over run. Which is -1/1 or -1.

This will be your m in y = mx + b

But we don't write the 1 so it will just be -x

Now add all your numbers in the standered form (y = mx + b) to get y = -x + 2 or f(x) = -x + 2

This is hard and I need help

Answers

I think it is 40x16=640

Answer = 64:0

Help me out pls ASAP

Answers

Answer:

C

Step-by-step explanation:

Brooke multiplied 3 and 9 and got 17 Brooke knows her answer is wrong because she know it should be approximately

Answers

Answer:

Kindly check explanation

Step-by-step explanation:

If Brooke multiplied 3 by 9 and obtained 17 ; then Brooke is definitely wrong

3 * 9 = exactly 27

However, for approximation sake ;

We could round 9 to 10 ; and multiply 10 by 3

10 * 3 = 30 ; this gives an approximate solution for the multiplication problem ;

3 * 9 = exactly 27 or approximately 30

Mrs. Carver wants to add wall–to–wall tile to the science lab. If she plots the layout of the science lab on a graph with the vertices A(–7, 8), B(3, 8), C(3, –2), and D(–7, –2), what is the area of the science lab?

Answers

Answer:

o dpB

Step-by-step explanation:

Simplify each expression

1. 5 + 3 (x - 5) + 7

2. 1/2+2/3(y- 6)

Answers

Answer:

3(x-1)

Step-by-step explanation:

12+3x-15

-3+3x

3(x-1)

i agree with the top comment
3(x-1)

what is enviorement​

Answers

Answer:

the surroundings or conditions in which a person, animal, or plant lives or operates

Step-by-step explanation:

they spelt it wrong

Answer:

Environment means anything that surround us. It can be living things (biotic) or non-living (abiotic) things. It includes physical, chemical and other natural forces. In the environment there are different interactions between animals, plants, soil, water, and other living and non-living things.

Find the area of a triangle with a base of 14 ft and a
height of 11 ft. A = bh/2)

Answers

Answer:

77

Step-by-step explanation:

Find the area of the parallelogram. Round to the nearest hundredth if necessary.

Answers

Answer:

48

Step-by-step explanation:

area of a parrelogram formula:

A=bh

A=(8)(6)

A=48

hello what you doing

Answers

Answer:

hi

Step-by-step explanation:

A and b are positive integers and a-b=2 ... Evaluate the following:
27^1/3 b / 9^1/2 a
There is an image attached of the problem
PLEASE TYPE ANSWER AND SHOW WORK

Answers

The value of the given expression will be 1/9.

What is Algebra?

Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.

The definition of simplicity is making something simpler to achieve or grasp while also making it a little less difficult.

The expression is given below.

[tex]\rm \rightarrow \dfrac{(27)^{b/3}}{(9)^{a/2}}[/tex]

Simplify the expression, then we have

⇒ (∛27)ᵇ / (√9)ᵃ

⇒ 3ᵇ / 3ᵃ

⇒ 1/3ᵃ⁻ᵇ

⇒ 1/3²

⇒ 1/9

The value of the given expression will be 1/9.

More about the Algebra link is given below.

https://brainly.com/question/953809

#SPJ2

What is the rate of change of the function represented by the table?

x
y
1
5
2
5
3
5
4
5
0
1
4
5

Answers

Answer:

its A

Step-by-step explanation:

Trust me

Answer:

0

Step-by-step explanation:

I did it on edge

10cm
What is the height of the triangle is the area is 40 ?

Answers

Answer:

8 cm

Hope that helps!

Step-by-step explanation:

Ed's birthday is less than 16 days
away. Ann writes the inequality
d< 16, where d equals the number
of days, to represent this. Is Ann
correct? Explain.

Answers

Answer: Yes

Step-by-step explanation:

From the question, we are informed that Ed's birthday is less than 16 days

away and that Ann writes the inequality

d< 16, where d equals the number

of days, to represent this.

The inequality d < 16 is correct as it explains that the number of days left is less than 16.

Answer:

Ann is correct because d is less than 16.

Step-by-step explanation:

Ed's Birthday is *less than 16* days away so d<16

PLEASE HELP, DUE IN 5 MIN I NEED HELP PLS PLS PLS!!!!!!!!!

Answers

Answer:

it would be: A.

Step-by-step explanation:

5x + x² – 2x + x² =
Please help !

Answers

Answer:

Step-by-step explanation:

[tex]5x+x^2-2x+x^2\\ \\ 2x^2+3x\ or\ x(2x+3)[/tex]

Answer:

5

Step-by-step explanation:

What is the surface area of the cylinder with height 7 mi and radius 4 mi? Round to the nearest thousandth

Answers

Answer:

Refer to the attached file

Hope it helps..

Have a great day :P

please answer this ASAP

x-6/9=-5

Answers

Answer:

x = -13/3

Step-by-step explanation:

Given: x-6/9 = -5

You want to isolate the variable (x).

To make this easier, turn -5 into -45/9 (common denominator w/ -6/9)

Then, add -6/9 to -45/9.

x = -39/9

Simplify.

x = -13/3

Which of the following tables of values could not represent a function?
A)
[tex]\left[\begin{array}{ccc}1&13\\4&22\\7&31\\10&40\end{array}\right][/tex]
B)
[tex]\left[\begin{array}{ccc}6&1\\12&1\\19&1\\23&1\end{array}\right][/tex]

Answers

Answer:

B

Step-by-step explanation:

Answer:

B) is not a function

Step-by-step explanation:

For an table to be a function the y axis all have to be different from each other but on B it is not, it is only 1, therefore B is not a function

help its for a friend
1) Which of the following is true about circles
2 radius's for a circle is equal to it's diameter

1 diameter of a circle is equal to it's circumference

pi is a ratio of the distance around a circle to the distance across a circle

Circumference is distance across a circle

Circumference for a circle is found by multiplying pi by diameter

Circumference and Area of a circle are the same thing
THERE CAN BE MORE THAN ONE PLS HELP PLS PLS I REALLY NEED HELP​

Answers

Answer:

Yes

No

Yes

No

Yes

No

Oceanside bike rental shop charges seventeen dollars plus seven dollars an hour for renting a bike. Jason paid eighty dollars to rent a bike. How many hours did he have to pay to have the bike checked out?

Answers

Answer:This is a linear equation.

y = mx+b

y is the total cost.

The slope m is the rate: that's 9 dollars per hour.

x is the number of hours.

b is the initial value: that's 16 dollars.

y = 9x+16

The problem states that the cost was 79 dollars.

Substitute that for y and solve for x.

79 = 9x+16

63 = 9x

x = 7 hour

Step-by-step explanation:

Answer:

9

Step-by-step explanation:

80-17=63

63/7  = 9

7 times 9 = 63

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