1-i need to mix 25% mineral spirits to the varnish i am using what ratio of spirit to varnish am i using? 2-if i use 240 ml of varnish what quantity of mineral spirits will i need in ml ? 3-Robison's tapestries all measure 1.5m x 1m wide. Express the proportion of the tapestries' heights to width using whole numbers. Give the answer in ration.

Answers

Answer 1

Answer:

(1) The required ratio of spirit to varnish is 1:3.

(2) You need 80 ml of mineral spirit.

(3) The ratio of tapestries' heights to width is 3:2.

Step-by-step explanation:

(1) If you need to mix 25% mineral spirit to the varnish, then the solution would contain 25% mineral spirit and 75% varnish.

So, [tex]\frac{spirit}{varnish}=\frac{25}{75}[/tex]

                  [tex]=\frac{1}{3}[/tex]

Thus, The required ratio of spirit to varnish is 1:3.

(2) If you use 240ml of varnish, then this quantity is 75% of the total solution or ration of varnish to the total solution will be 3:4.

Let [tex]x[/tex] be the quantity of total solution.

Then, [tex]240:x=3:4[/tex].

⇒[tex]\frac{240}{x}=\frac{3}{4}[/tex]

⇒[tex]3x=240*4[/tex]

⇒[tex]x=\frac{240*4}{3}[/tex]

⇒[tex]x=320[/tex]

That is, total solution is 320 ml.

Now, Spirit = Total solution - Varnish

⇒Spirit = 320ml-240ml

⇒Spirit = 80ml

Hence, if you use 240 ml of varnish, you need 80 ml of mineral spirit.

(3) Robison's tapestries all measure 1.5m long and 1m wide. First, we express dimensions in whole numbers by multiplying them by 10.

Then, dimensions are 15m long and 10m wide.

Now, Height : Width = 15:10

⇒[tex]\frac{Height}{Width} =\frac{15}{10}[/tex]

⇒[tex]\frac{Height}{Width} =\frac{3}{2}[/tex]

Hence, the ratio of tapestries' heights to width is 3:2.


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Answer:

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Step-by-step explanation:

[tex]x=+-6\sqrt{2} -10[/tex]

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Answers

Answer:

n= 5

Step-by-step explanation:

n + 0.5(n-1) = 7

n + 0.5n - 0.5 = 7

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Answer:

16,962

Step-by-step explanation:

Hope that helps lol.

Which inequality describes all the solutions to -5x + 6 < 2(-3 − x)?

Answers

Answer: x>4

Step-by-step explanation:

The solution set for the given inequality is {-2, -3, -4, -5, -6,.......}.

The given inequality is 5x + 6 < 2(-3 - x).

What is a inequality?

Inequalities are the mathematical expressions in which both sides are not equal. In inequality, unlike in equations, we compare two values. The equal sign in between is replaced by less than (or less than or equal to), greater than (or greater than or equal to), or not equal to sign.

The given inequality can solved as follows:

5x + 6 < 2(-3 - x)

Multiply 2 to the bracket

5x + 6 < -6 - 2x

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5x + 6 + 2x < -6 - 2x + 2x

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Subtract 6 to both the sides of inequality

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Therefore, the solution set for the given inequality is {-2, -3, -4, -5, -6,.......}.

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Please I need help like now

Answers

Answer:

it's is d

Step-by-step explanation:

seening this info

for every 2/3 of cold water there is 1/2 of vegetable Oil

to make this answer complte if if we add a another cup of water the amount that is requared  and since were adding 1/2 of oil which is 2/3 of water need adding 2/3+2/3=4/3

Hence 4/3 or D is right

PLEASE ANSWER ASAP I WILL GIVE YOU FREE THANKS

Answers

Answer:

infintely mainly is the answer

Step-by-step explanation:

Nicole and all of her co-workers wear blue uniforms. Andrew works with Nicole. Olivia does not wear a blue uniform. Everyone who wears a blue uniform also wears a white shirt .

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A. Olivia wears a white shirt
B. Olivia does not work with Nicole
C. Some of Nicole's co-workers do not wear white shirts
D. Olivia is a co-worker of Nicole
E. Nicole does not wear a white shirt

Answers

The answer is A because she dose not wear a blue shirt and it said if they don’t wear a blue shirt they wear a white shirt so Olivia wears a white shirt

The correct statement which satisfies the given condition will be that Olivia does not work with Nicole so option (B) will be correct.

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the procedure of utilizing logical reasoning to analyze a condition to determine the best problem-solving approach for a particular issue, then using this approach to create and explain a resolution.

In another word, the reasoning is a tricky but interesting problem in mathematics that required relations of variables to solve.

Given that Olivia does not wear a blue uniform.

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It mean olivia doest not work with Nicola.

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I just need #1 plzzzz if you can do #2 and #3 as well I also need the work!! 20 points

Answers

#1 would be 12 cm as the actual length of the thermos! This is because the scale given is 1:3 right? if you find what number 1 is multiplied by to get 3, you will obviously have 3. then, the given length of the thermos would be multiplied by 3, so it would be 3 x 4, which would be 12!

-8th grader

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Answer:

what are they

Step-by-step explanation:

we cant see anything

Find the percent increase from 85 to 125

Answers

Answer: 47.06

Step-by-step explanation: math

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Answers

Welp,  I think this is it?

The proportion y = kx for k = 0 will be y = 0 and construct a horizontal line passing through the origin that is the x-axis.

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A graph is a diagram that shows the fluctuation of one variable in relation to one or more other variables.

In order to plot the graph, we need to find out y's values corresponding to x's value

After that, we need to substitute the values of x's and y's into the coordinate geometry.

Given the direct proportion

y = kx

Now for k = 0

y = 0 so y = 0 is a horizontal line passing through the origin that is the x-axis.

In the graph below I have attached

Black line y = 4x ( k = 4)

Red line y = x ( k = 1)

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Convert each angle in degrees to radians. -270°​

Answers

Answer:

-4.71239 rad

Step-by-step explanation:

The product of 7 and j is 91.
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Answers

Answer:

13

Step-by-step explanation:

Answer:

13

Step-by-step explanation:

7j=91

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Answer:

An arrow pointing to the left with an unshaded dot

Step-by-step explanation:

16x < -64

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A pole that is 2.8 m tall casts a shadow that is 1 m long. At the same time, a nearby building casts a shadow that is 39.5 m long. How tall is the building? round youre answer to the nearest meter

Answers

Answer:

110.6 meters

Step-by-step explanation:

39.5 x 2.8 = 110.6

26 cm
10 cm
24 cm
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Answers

Answer:

no it is not a right triangle

Step-by-step explanation:

I really need help on this question.!

Answers

Answer:

[tex]b = 135 \\ a + c = 45(ie \: 180 - 135) \\ a = \frac{45}{2} \\ a = 22.5[/tex]

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Answer:

y(6 1/4) = 11 3/4

Step-by-step explanation:

I hope this helps!! Also sorry if I'm wrong....

Answer

-10 – (-2) =

Answers

Answer:

8

Step-by-step explanation:

- (-2) is the same as + 2

-10 + 2 = -8

Answer:

-8

Step-by-step explanation:

Since there are two minus sign with the two, make it into plus. There fore the equation is -10+2= -8!

please help ASAP pleassssseeeee

Answers

Answer:

4 miles.

Step-by-step explanation:

We know that Molly travels 20 miles in 5 hours, so we can divide by 5 to find out how many miles she travels in 1.

20/5 = 4/1

Therefore, Molly travels 4 miles per hour.

Answer: 4 miles in one hour

Step-by-step explanation:

If molly goes 20 miles in 5 hours divide 20 miles by 5 hours and you get 4 miles in 1 hour

A restaurant customer left $1.80 as a tip. The tax was 5% and the tip was 20% of the after tax cost. Which information is not needed to compute the bill after tax and tip?​

Answers

Answer:

it's b

Step-by-step explanation:

Brainliest Question Of The Day:

Chen is making some bread, his brother, sister, little brother ate some bread. they ate 15 bread altogether. there was 7 loafs left. how many bread did Chen made?


Hint: 1 loaf has 12 pieces of bread


Correct answer for brainliest:)

Answers

Answer:

9?

Step-by-step explanation:

They ate 15 bread..

so if 1 loaf = 12 pc of bread,

they ate 1 loaf and 3 peace’s of another loaf.

their was still 7loafs left so he made

9 loafs if their was 7 whole lofs left, becasue they cut them into peace’s of bread?

The pizza shop down the street offers a special of a large pizza with 3 toppings. The choices of toppings

are pepperoni, sausage, ham, pineapple, cheese, onions, green peppers, hot peppers, mushrooms, and

anchovies.

How many ways can you arrange 3 toppings out of 10 toppings on a pizza?

Answers

Answer:

120 ways

Step-by-step explanation:

To solve this question, we would be using the law of combination.

In combination, we say that

nCr = n! / (n - r)! r!, where both r and n are integers.

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10C3 = 3628800 / 5040 * 6

10C3 = 3628800 / 30240

10C3 = 120

Therefore, the toppings can be arranged in 120 ways.

Leave a like if it helped you, please

PLEASE HELP ME IN SUPER CONFUSED!
Represent the following sentence as an algebraic expression, where "a
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Answers

Answer:

x-3*2

Step-by-step explanation:

a) Dwayne buys a camera for $90. He sells the camera for $126. Calculate his percentage profit​

Answers

Answer:

40%

Step-by-step explanation:

126-90=36

36/90 times 100 is 40%

please give me brainliest, i'd really appreciate it!!<3

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Answers

Answer:

Step-by-step explanation:

1) 9,06

2) 85,3018

3) 0,052121

4) 0,917123

5) 17,9807

6) 2267,96

7) 169,07

8) 0,211338

Answer: 1) 9,06

2) 85,3018

3) 0,052121

4) 0,917123

5) 17,9807

6) 2267,96

7) 169,07

8) 0,211338

Step-by-step explanation:

PLEASE ANSWER THIS ASAP, I WILL BE GIVING YOU A THANKS!

Answers

Answer:

I would say D. There is no logical explanation for the final answer but there is for everything else.

For A: Makes sense because 3x-2 are in parenthesis outside a number so you can multiply.

For B: Makes sense because you are allowed to add/subtract like terms but in this case only subtracting would make sense, (which is what they did) since you want to get all the like terms on one side.

For C: Makes sense because you are trying to simplify the equation, and they are both like terms (they are both numbers that have no letter attached to them) and they are on the opposite side making them able to be simplified.

For D: No idea what the point is.

In which number is the value of the seven equal
to (7x1/
1,000)?
A 36.074
B 7,256.05
C 64.387
D 769.21

Answers

Answer:

It would be C, 64.387

Step-by-step explanation:

First, you have to solve 7x1/1000. This equal to 7/1000 which should be converted into decimal form (since all the answers are in decimal form). 7/1000 is 0.007 in decimal form.

It is 0.007 since in 7/1000, the denominator is 1000, making 7 in the thousandths place (the 3rd digit to the right of the decimal point).

The only number that contains 0.007 is the 3rd one, making it your answer.

10p - 3p-2/4+5 when p = 10

*I'm in 5th grade pls help*​

Answers

Answer:

10(10)-3(10)-2/4+5=149/2 (decimal 74.5)

2x - 4
——— =4
5
Pls solve

Answers

Step-by-step explanation:

cross multiply

2x - 4 = 4 × 5

2x - 4 =20

collect like terms (CLT)

2x = 20 + 4

2x=24

divide both sides by 2

x=12

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