In a certain chemical, the ratio of zinc to copper is 4 to 19. A jar of the chemical contains 760 grams of copper. How many grams of zinc does it​ contain?
1) 760 grams
2) 3,610
3) 30,400
4) 190 or 160 grams

Answers

Answer 1
160 grams of zinc. 760/ 19 is equal to 40 so then we’d want to multiple 4 x 40 because that’s how much were growing by so then zinc is 160 grams

Related Questions

what is the slope on ​

Answers

Answer:

take a pic of the graph

Step-by-step explanation:

42 - 41 – 6 = 30
a
X = 13
X = 13, X=-5
x = 5, x = -13

Answers

Answer:

x=5

Step-by-step explanation:

Apples are on sale for $1.33 per pound. What is the price for 4 pounds?

Answers

Answer:

5.32

Step-by-step explanation:

Answer:

The price for 4 pounds of apples is $5.32

Step-by-step explanation:

You multiply $1.33 x 4

A caterer charges a setup fee of $50, plus $20 per person. Write an equation representing the total charge for the catering.

Answers

Answer: $50 + $20(x) | X being the number of people |

I hope this helps, and Happy Holidays! :)

points

shhsusisueshjsjs​

Answers

Answer:

THNX Really needed this

Step-by-step explanation:

BRAINLIEST PLSSSS

Answer:

thanks for the points

Step-by-step explanation:

When Angelo cashed a check for $170, the bank teller gave him 12 bills, some $20 bills and the rest $10 bills. How many bills of each denomination did Angelo receive?

Answers

Answer:

7 ten dollar bills and 5 twenty dollar bills

Step-by-step explanation

He recieved 5 bills of $20 and 7 bills of $10.

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 the following statement Angelo cashed a check for $170, the bank teller gave him 12 bills, some $20 bills and the rest $10 bills

We can write -

20x + 10y = 170

x + y = 12

So, we can write -

y = 12 - x

We can write -

20x + 10(12 - x) = 170

20x + 120 - 10x = 170

10x = 50

x = 5

then -

y = 7

Therefore, he recieved 5 bills of $20 and 7 bills of $10.

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

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The ratio of 1.5 to 33 is the same as the ratio of 4.5 to

Answers

Answer:

132

Step-by-step explanation:

Which equation could be used to solve the question below?

Kitty made b cups of dough. She divided the dough into 3 equal clumps. Each of the dough clumps doubled in size. Now, each clump is made of 6 cups of dough. How many cups of dough did Kitty originally make?
A.
b × 6 ÷ 2 = 6
B.
b × 3 × 2 = 6
C.
b ÷ 3 ÷ 2 = 6
D.
b ÷ 3 × 2 =6


please help whoever is right i will mark brainliest

Answers

D.
b divided by 3 x 2 = 6

Kitty divided the dough means division

The dough doubled means multiplication

Solve this equation.
a) 7-(-3)
Guys if u solve this equation i will give you 100 points and marks as brainliest. But plz guys fast its urgent​

Answers

Answer:

7-(-3)

2 minus makes plus therefore, the answer is 10

Answer:

10

Step-by-step explanation:

- - = +

7+3=10

One glass of lemonade uses two thirds cup of lemonade mix. How many glasses of lemonade can Stephanie make with 3 cups of lemonade mix?

Answers

Answer:

12

Step-by-step explanation:

After using some of the honey they collected for baking, they found that they only had 34 gallon of honey left. How much honey did they use for baking? Support your answer using a diagram, numbers, and words.

Answers

Answer:

34 gallons of honey left

Step-by-step explanation:

About 50 out of 100 young adults between the ages of 18 and 24 drink coffee. Write this ratio as a percent.
Provide your answer below:

Answers

Answer: 50% of young adults between the ages of 18 and 24 drink coffee

Step-by-step explanation:

50/100= 50% of young adults between the ages of 18 and 24 drink coffee

Answer: 50%

Step-by-step explanation:

Are these triangles congruent ?

And what is the theorem ?

I will give a brainlist for the correct answer :)

Answers

A) X = 2, Y = 2

B) X = 5, Y = 5

C) X = 4, Y = 4

D) X = 3, Y = 3

The value of a ratio

Answers

Answer:

Students understand the value of a ratio A: B is A/B. ... If two ratios are equivalent, they have the same value. Grade 6, Module 1, Lesson 8: Classwork. Recall that when given a ratio A: B, where B ≠ 0, we call the quotient, A/B, the value of the ratio.

Step-by-step explanation:

For example, the most common way to write a ratio is as a fraction, 3/6. We could also write it using the word "to," as "3 to 6." Finally, we could write this ratio using a colon between the two numbers, 3:6. Be sure you understand that these are all ways to write the same number.

At a sale, dresses were sold for $142 each. If the dresses originally cost $200 each, what percentage of its original price was a dress sold for?

Answers

Answer:

71%

Step-by-step explanation:

All you have to do is divide 142 by 200 to get the percent, which is 70.

what is 3^6 x 3? Plz show how you solved it!

Answers

You’d do exponents first according to pemdas so 3^6 which equals 729 (you can get that by multiplying 3 by itself 6 times( 3x3x3x3x3x3)) then the next part is x3 so 729x 3 =2187

what's the constant of proportionality of 1.08p=t

Answers

Answer:

1.08 is the constant of proportionality.

Step-by-step explanation:

The constant value (often written k) relating amounts that rise or fall uniformly together.

It is the ratio of the amounts y and x:

k = y/x

Put another way: y = kx

Example: you are paid $20 an hour

The constant of proportionality is 20 because: Pay = 20 × Hours worked

how did you get that answer tho I gotta show my work

Answers

there’s nothing attached

Delia had several packages of jellybeans. She opened them all and had 684 jellybeans. If each package has 76 jellybeans, how many packages of jellybeans did she open?

Answers

Answer:

9 packages

Step-by-step explanation:

you would divide 684 by 76 which equals 9

Answer:

9

Step-by-step explanation:

684 divided by 76 equals 9

To create a unique house paint color, Melton mixes together a sample that is 12 gallons of red, 2.5 gallons of yellow and 0.5 gallons of blue paint. He then mixes a main batch of paint using 30 gallons of yellow paint and enough red and blue paint to maintain the original ratio. How many total gallons of paint did he use to make the main batch of paint?

Answers

Answer:

180

Step-by-step explanation:

total ratio is 15

gallons of red =

[tex] \frac{12}{15} \times 6 \times \frac{15}{0.5 } \\ \\ = 144[/tex]

gallons of yellow

[tex]30[/tex]

gallons of blue

[tex] \frac{0.5}{15} \times 30 \times \frac{15}{2.5} \\ \\ = 6[/tex]

total =144+30+6

=180

Answer:

180

Step-by-step explanation:

Please answer ASAP I have 15 min help

Answers

she did not follow PUMAS...

this means she added before multiplying or dividing

Answer:

32

Step-by-step explanation:

she was supposed to divide and multiply first and then add those answers

6+6+20=32

what is the LCD of 8/9 and 7/8

Answers

Answer:

72 I think

Step-by-step explanation:

I'm not 100% sure but I think its 72

Answer:

The Least Common Multiple (LCM) of 8 and 9 is 72,

and the Least Common Multiple (LCM) of 7 and 8 is 56.


The park is 5 miles east of your home. The library is 4 miles north of the park. How far is your home from the library? Round your answer to the nearest tenth. Must show work to receive full credit.

Please help

Answers

Answer:

6.4

Step-by-step explanation:

4 squared plus 5 squared is 41 and then you square 41 which gives you 6.4

17 is what percentage of 50?

Answers

Answer:

8.5 if 17 percent of 50

Step-by-step explanation:

Answer:

34%

Step-by-step explanation:

Hope this helps.

You have $15 to spend in a candy store. If Kitkat cost $0.75 each and mini Snickers are $0.25 each.
1) What is the maximum number of mini Snickers you could buy?
2) What is the maximum number of Kitkats you could buy?
3) How do these maximums relate to the x and y-intercepts of the standard form linear equation that could be used to model this situation?

Answers

Answer:

1. 60 snickers

2. 20 KitKats

i cannot anwser 3 cause its not showing up somehow. Sorry.

Step-by-step explanation:

Answer:

1) 60 Mini Snickers

2) 20 Kitkats

3) We know that the x intercept is the value of x when y is 0. We also know that the Y intercept is the value of y when x is 0. Both maximums can represent either a y or x intercept because they are the value when you don't have any money left or $0.

Step-by-step explanation:

1) 15 ÷ 0.25= 60

2) 15 ÷ 0.75= 20

36 divided by (x-3)=4 What is x

Answers

Answer:

x = 7 and 36/7 = 5.14285714286

Step-by-step explanation:

add 3 to both sides of ( x - 3 ) = 4

x = 7

36/7 = 5.14285714286

Please hurry I need this fast

Answers

Answer: It is 4,7 to show this draw a graph and then flip it to see its reflection

( 4, 7 ) , the rule of reflecting across the x axis is negate the y value & leave x value the SAME ! ..
example : ( -6, 5 ) , reflect across the x axis it will be ( -6, -5) :) ... hope you understand

what is the least common denominator for 6/7 and 1/2?

Answers

Answer:

LCD = 14

Equivalent Fractions with the LCD

6/7 = 12/14

1/2 = 7/14

The least common denominator for 6/7 and 1/2 is 14.

What is the least common denominator?

The least common denominator is the smallest number of all the common multiples of the denominators when 2 or more fractions are given.

Given are two fractions, 6/7 and 1/2

The LCD for these two will be =

6/7 = 12/14

1/2 = 7/14

LCD = 14

Hence, the least common denominator for 6/7 and 1/2 is 14.

For more references on least common denominator, click;

https://brainly.com/question/29267309

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(10t + 2r)-8t-r
What is this solved

Answers

Answer:

?

Step-by-step explanation:

Answer:

r+2t

Step-by-step explanation:

hope this helps :)

Kristina, Liz, and Heather all made cookies. Kristina made 1.8 dozen less than 6 times as many dozen as Heather. Liz made 2.7 dozen more than 5 times as many dozen as Heather. If Kristina and Liz made the same number of cookies, how many dozen cookies did Heather make?

Answers

Answer:

Based on the number of cookies each girl made and if Kristina and Liz made the same number of cookies, then Heather made 4.2 dozen cookies.

Step-by-step explanation:

In order to find the number of cookies that Heather made, you need to set up two equations that represent the number of cookies that Kristina and Liz each made.  Since Kristina made 2.4 dozen less than 6 times as many dozen as Heather, we can represent that with the equation  6c - 2.4.  Since Liz made 1.8 dozen more than 5 times as many dozen as Heather, we can represent that with the equation 5c + 1.8.  We can set both equations equal to each other since Liz and Kristina made the same number, so 6c - 2.4 = 5c + 1.8.  Solving for 'c', which represents how many dozen cookies Heather made, we get 4.2  

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