John has 4 milligrams of copper and 0.76 milligram of lead.
How much more copper does he have than lead?
A
3.24 milligrams
B 32.4 milligrams
C 4.76 milligrams

Answers

Answer 1

Answer:

A 3.24 milligrams

Step-by-step explanation:

4 milligrams of copper - 0.76 milligrams of lead = 3.24 milligrams.

brainliest please. . . .


Related Questions

*HELP*
Which of the following is the definition of a weighted average?
Group of answer choices

The ratio of the width to the height of a television screen.

a computing error caused by switching two adjacent digits.

an indicator, sign or measure of something.

An average resulting from the multiplication of each component by a factor reflecting its importance.

Answers

Answer: an average resulting from the multiplication of each component by a factor reflecting its importance.

Step-by-step explanation:

Answer:

An average resulting from the multiplication of each component by a factor reflecting it's importance.

Step-by-step explanation:

Assuming only one is selectable. Only possible answer doesn't need much explanation I believe.

Which angle is the included angle for JL and JK help!! please

Answers

Answer: angle l

Step-by-step explanation:

Can someone please help me w/ this I need to plot the points on the graph (picture provied) then the answer is where ever the points met on the graph. ( please draw a line were they met u can screen shot the photo)
THE ANSWER IS SUPOSE TO LOOK LIKE THIS ( ___,___) IXL cc.2 8th grade

Answers

Answer:

-6,-6 because -7x-1 would be -6x

Step-by-step explanation:

There are 5,000 books in the​ town's library. Of​ these, 4,600 are fiction. what is the percent?

Answers

Answer:

92%

Step-by-step explanation:

The part that is fiction over the total is the fraction that is fiction

4600/5000 = 23/25

Change this to a percent

23/25 * 4/4

92/100

92%

12. In the given figure, RS is parallel to PQ, If RS = 3 cm, PQ = 6 cm and ar(∆TRS) = 15cm³, then ar (∆TPQ) = ? (a) 70 cm² (b) 58 cm² (c) 60 cm² (d) 64 cm²​

Answers

[tex]\large\underline{\sf{Solution-}}[/tex]

Given that,

In triangle TPQ,

RS || PQ,

RS = 3 cm,

PQ = 6 cm,

ar(∆ TRS) = 15 sq. cm

As it is given that, RS || PQ

So, it means

⇛∠TRS = ∠TPQ [ Corresponding angles ]

⇛ ∠TSR = ∠TPQ [ Corresponding angles ]

[tex]\rm\implies \: \triangle TPQ \: \sim \: \triangle TRS \: \: \: \: \: \: \{AA \}[/tex]

Now, We know

Area Ratio Theorem,

This theorem states that :- The ratio of the area of two similar triangles is equal to the ratio of the squares of corresponding sides.

[tex]\rm\implies \:\dfrac{ar( \triangle \: TPQ)}{ar( \triangle \: TRS)} = \dfrac{ {PQ}^{2} }{ {RS}^{2} } [/tex]

[tex]\rm\implies \:\dfrac{ar( \triangle \: TPQ)}{15} = \dfrac{ {6}^{2} }{ {3}^{2} } [/tex]

[tex]\rm\implies \:\dfrac{ar( \triangle \: TPQ)}{15} = \dfrac{36 }{9} [/tex]

[tex]\rm\implies \:\dfrac{ar( \triangle \: TPQ)}{15} = 4 [/tex]

[tex]\rm\implies \:ar( \triangle \: TPQ) = 60 \: {cm}^{2} [/tex]

what does it mean when a negative number is in parentheses?

Answers

Usually negative numbers are in parentheses so people don't think that it is subtraction.

The correct answer is the negative sign indicates that the number or term inside the parenthesis is multiplied by a negative sign.

When a negative number is placed within parentheses, it typically indicates that the negative sign applies to the entire number or expression inside the parentheses.

In other words, it's a way to ensure that the negative sign is associated with the value inside the parentheses rather than being treated as an operator.

For example:

(-3) means negative three, which is the same as 3 but with a negative sign.

-(5 + 2) means the negative of the sum of 5 and 2, which is -7.

-x means the negative of the variable x.

In mathematical expressions, using parentheses to enclose a negative number ensures clarity and avoids ambiguity in the interpretation of the expression.

Learn more about Parentheses here:

https://brainly.com/question/4637257

#SPJ3

Look at the equation shown below
Which of the following scenarios could be represented by the equation?
Cory is saving money by saving $3 per week. Her grandmother gave her $4 for her
birthday that she will put with her other savings. How many weeks. x win it take
her to save $322
Cory is saving money by saving $4 per week. She purchased a container for $3 that
she will use to store her money. How many weeks, x, will it take her to save $32
after paying for the container?
Cory is saving money by saving $3 per week. She purchased a container for $4 that
she will use to store her money. How many weeks x, will it take her to save $32
after paying for the container?
Cory has saved $32 and spends $4 on a large drink from Burger Bam. She wants to
buy several orders of fries that cost $3 aplece. How many orders of tries, x can Cory
buy after spending the $4 on the drink?

Answers

Answer:

106 weeks

9 weeks

9 weeks

9 tires

Step-by-step explanation:

1 (322-4)÷3=106

She nees to save for 106 weeks

2 (32+3)÷4=8.75

She need to save 9 weeks becouse complite decimal

3 (32+4)÷3=9

she need to save for 9 weeks

4.(32-4)÷3=9.33

she can order 9 tires

Option is
AA
SAS
Not enough information to prove similarity
SSS

Answers

Answer:

SAS

Step-by-step explanation:

The included angle is similar and they have corresponding sides.

Which functions have graphs that are steeper than the graph of f(x) = -3x2 ? Select each correct answer.​

Answers

Answer:

the answer would be:

g(X)

and

m(X)

Step-by-step explanation:

make me as Brainliest sorry if I am wrong

Please help! I’ll mark your answer as brainliest. <3

Answers

Answer:

The width is: 11

The length is: 2

Step-by-step explanation:

The width is 5 feet longer than 3 times the length so

If the length is 2: 2 x 3 times = 6 plus the five = 11

The area of a rectangle is a = the width x the lenght

So 2 x 11 = 22 that is the area.

Help me.

Fraction questions

Answers

Answer:

a)

2 sections

b)

9 sections

Step-by-step explanation:

a) there are total 8 boxes

so, for fraction 1/4

1/4 × 2/2 = 2/8

therefore shade 2 sections.

b) there are total 15 sections so to shade 3/5 of this shape

3/5×3/3 = 9/15

therefore , shade 9 sections.

hope this answer helps you dear...take care!

[tex]\bf x-17=-25[/tex]

Answers

To solve this, add 17 to both sides:
x = -25 + 17
x = -8

[tex] \green{ \rule{50cm}{0.01cm}}[/tex]

[tex] \red{ \rule{50cm}{0.01cm}}[/tex]

[tex] \green{ \rule{50cm}{0.01cm}}[/tex]

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

The value of x is :

[tex] - 8[/tex]

[tex] \large \boxed{ \mathfrak{Explanation}}[/tex]

let's solve ~

[tex]x - 17 = - 25[/tex]

[tex]x = - 25 + 17[/tex]

[tex]x = - 8[/tex]

[tex] \green{ \rule{50cm}{0.01cm}}[/tex]

[tex] \red{ \rule{50cm}{0.01cm}}[/tex]

[tex] \green{ \rule{50cm}{0.01cm}}[/tex]

Please help with this linear equation question. Image Attached.

Answers

There is no image, and without the image, no answer.

HELP ASAP 100 POINTS!
Functions can be defined using graphs, tables, and ordered pairs. What is the range of a function?
The range is the input.
The range is all numbers.
The range is the output.
The range is any x-value.

Answers

Answer:

the range is the set of possible output of values

Answer:  The range is the output.

Step-by-step explanation:

The range is the set of y-values (OUTPUT) that map to the set of x-values (INPUT).

Add 2 1/2 + (-3 1/3). Write your answer as a mixed number in simplest form.​

Answers

Answer:

Exact Form: -⅚

Decimal Form: -0.83 repeating

PLEASE HELP I REWARD BRAINLIEST!!!!!!!!!!!!!!
no silly answers please

Answers

Answer:

Step-by-step explanation:

If x=9, then x^2=81, because 9*9=81. -x^2=81, because -9*-9=81, and (-x)^2=81, because -9*-9=81.

If x=6, then x^2=36, because 6*6=36. -x^2=36, because -6*-6=36, and (-x)^2=36, because -6*-6=36.

Answer:

Keep in mind that x has a coefficient of 1.

x = 9

= 9² = 81

-x² = - 1 · 9² = -1 · 81 = -81

(-x)² = (-9)² = 81

x = -6

= -6² = -36

-x² = - 1 · -6² = -1 · 36 = -36

(-x)² = (-1 · -6)² = 36    

PLEASE HELPPP I DONT UNDERSTAND ITTT

Answers

Answer:

-i

Step-by-step explanation:

[tex]i^{2}[/tex]=-1,[tex]i^{3}[/tex]=[tex]i^{2}[/tex]*i=-i

If in a game you play, gives you 40 candies, and one round takes 3 minutes, and you need 600 candies to buy 1 item.

How many minutes will it take to buy 30 items?

Answers

Answer:

1350min

Step-by-step explanation:

(600÷40)×3=45min for one item

45×30=1320 min for 30 items

Help me with math please

Answers

(-3^3+2 · -2^2)^2-4^4

(-27+2 · -4)^2-4^4

(-27+(-8))^2-4^4

-35^2-4^4

1225-256

969

A square has an area of 9 yd? What is the length of each side?

Answers

Answer:

3 yards

Step-by-step explanation:

The area of a square is its length × width, where the length and width are the same:

length × width = 9

Since, the length and width are the same lets call them x

x × x = 9 → x² = 9

To find x, find the square root of 9:

x² = 9 → x = √9 → The square root of 9 is 3

Each side has a length of 3 yards

The graph of f(x) =In x the y axis is the _____ asymptote.
a. vertical
b. horizontal
c. oblique

explain your thinking

Answers

Answer:

a) Vertical.

Step-by-step explanation:

There is no value of ln x <= 0.

The asymptote ix x = 0 (that is the y-axis).

vertical because of a axis

Distance describes how far an object has moved along its path.


Displacement describes how far an object has moved from its starting point to its final position.

Answers

Step-by-step explanation:

Distance is a scalar quantity that refers to "how much ground an object has covered" during its motion. Displacement is a vector quantity that refers to "how far out of place an object is"; it is the object's overall change in position.

Answer:

Distance travelled by skateboard is 1.5 miles.

Displacement is 1 mile.

Kira and Aldo each opened a savings account today. Kira opened her account with a starting amount of, $270 and she is going to put in $85 per month. Aldo opened his account with no starting amount, and he is going to put in $112 per month.

Answers

Answer:

so whats the questiob

Step-by-step explanation:

Answer:

so for kira, in a year shes is going to have 1290$ in a year and 645$ in six.

for aldo, hes going to have 1344$ in. ayear and  672$ in 6 months.

aldo has more money per month even tho kira had that starting 270$

Step-by-step explanation:

hope this helps you :)

can someone help?! please (:

Answers

Answer:

30.7

Step-by-step explanation:

How much farther is Neptune from the Sun than Mars?

---Neptune is 30.7 astronomical unit(s) farther from the sun

What is x^2-4+4? Thanks!

Answers

Answer:

(x-2)(x-2) or (x-2)^2

Step-by-step explanation:

Hope this helps!


Find the value of x. 50​

Answers

The value of x is 47.

The angles of a triangle equal 180 degrees. You’re given two angles with the vale’s 83 degrees and 50 degrees. To find the remaining angle subtract the two angles from 180.

180 - 83 - 50 = 47.

Answer:

47 degrees

Step-by-step explanation:

The total angles of a triangle always equals 180. Therefore, just add the two angles together then subtract by 180 to get your answer:

180-83+50=47

I need help please!!!

Answers

Answer:

Step-by-step explanation:

1. p║ q

50+130 = 180

If the same side interior angles are supplementary angles then the lines are parallel.

2. p║ q

70 = 70

If the corresponding angles are congruent the lines are parallels.

4. p║ q

x = x

If alternating exterior angles are congruent then the lines are parallel.

5. we do not know if p is parallel with q

We have given that 2 vertical angles are congruent yet that is not enough to tell us about the relation between the 2 lines.

7. For the lines p and q to be parallel we need the corresponding angles 3x and 45 to be congruent so therefore equal in measure.

3x= 45 , divide both sides by 3

x= 15

For x = 15 the p║ q

8. For the lines p and q to be parallel we need the corresponding angles 120 and (2x+10) to be congruent so therefore equal in measure.

2x+10 = 120, subtract 10 from both sides

2x = 110, divide both sides by 2

x = 55

For x = 55 the p║ q

What is the area of the rectangle?

Answers

Answer:

60

Step-by-step explanation:

multiply length times width l x w

length is 10

width is 6

10 x 6 is 60

The area of the rectangle is 54.
The length of the rectangle is 9, while the width of the rectangle is 6. To find the area, you must multiply length • width.
9•6=54

 Simplify: 2k– 3k+ 3k ​

Answers

Step-by-step explanation:

2k - (3k - 3k) = 2k

please give me a brainliest answer

Answer:

2k

Step-by-step explanation:

Because all the values in our equation have the same variable, k, we can simply combine them.

We can begin with the first part of the equation:

2k - 3k

As you can see, we have to subtract, so 2 - 3 = -1, therefore, our answer right now is :

-1k, or -k

Now, we add on our other part of the equation:

-1k + 3k

We have to add now, so -1 + 3, which is the same as 3 - 1, equal 2. So, our most simplified form of this number sentence is:

2k

Hope this helps :)

What is the slope of (-6,-3) and (-2,-8)

Answers

Answer:

-5/4

Step-by-step explanation:

.......................

Answer:    slope =  - ⁵/₄

Step-by-step explanation:    

     The question gives us two points, (-6,-3) and (-2,-8), from which we can find the slope and later the equation of the line.

Finding the Slope  

The slope of the line (m) = (y₂ - y₁) ÷ (x₂ - x₁)      

                                          =  (-8 - (- 3)) ÷ (-2 - (-6))    

                                          =   - ⁵/₄

Checking my answer:  

Finding the Equation  

We can now use the point-slope form (y - y₁) = m(x - x₁)) to write the equation for this line:  

                                ⇒  y - (-3) =  - ⁵/₄(x - (-6))

                                        y + 3 =  - ⁵/₄ (x + 6)

 

To test my answer, I have included a Desmos Graph that I graphed using the information provided in the question and my answer.

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