hello please help i’ll give brainliest

Hello Please Help Ill Give Brainliest

Answers

Answer 1
The answer is D. Alloys
Answer 2

Answer:

Step-by-step explanation:

Both arsenic and lead can be / are poisonous, so "poison" is the best response here.


Related Questions

Mario shot 30 baskets in 6 minutes. Chris shot 48 baskets in 8 minutes. How many more baskets did Chris shoot per minute?

Answers

Answer:

6

Step-by-step explanation:

You would first divide 48/8 than you would get 8 baskets per minute.

Answer:

6

Step-by-step explanation:

Mario: 1 minute = 5 baskets and 5 x 6 = 30.

Chris: 1 minute = 6 baskets and 6 x 8 = 48.


What is the range of fat grams for the five sandwiches?
A. 15
B. 16
O c. 21
D. 21.2
.
O E. 24

Answers

9, hope this helped :)

Can someone please help me with this ❤️❤️

Answers

Answer:

See below for answers

Step-by-step explanation:

y=5(2)ˣ

y=5(2)⁻²=5(1/2²)=5(1/4)=5/4

y=5(2)⁻¹=5(1/2¹)=5(1/2)=5/2

y=5(2)⁰=5(1)=5

y=5(2)¹=5(2)=10

y=5(2)²=5(4)=20

Elizabeth is going to invest $480 and leave it in an account for 8 years. Assuming the interest is compounded continuously, what interest rate, to the nearest tenth of a percent, would be required in order for Elizabeth to end up with $670?

Answers

Answer:

4.2

Step-by-step explanation:

took a bullet for the team

Elizabeth would need an interest rate of 4.25% to make a profit of $670, to the closest hundredth of a percent.

What is compound interest?

The interest earned on savings that are computed using both the original principal and the interest accrued over time is known as compound interest. A = P(1 + r/n)^nt, where P is the principal balance, r is the interest rate, n is the number of times interest is compounded annually, and t is the number of years, which is the formula for compound interest.

Given, Elizabeth is going to invest $480 and leave it in an account for 8 years.

from the formula of compound interest

A = P(1 + r/n) ^nt

in our case,

A =670

P = 480

t = 8

Thus,

670 = 480(1 + r)^8

r = 4.25%

Therefore, an interest rate, to the nearest tenth of a percent, would be 4.25% required in order for Elizabeth to end up with $670

Learn more about compound interest here:

https://brainly.com/question/29335425

#SPJ2

can someone please help? :)

Answers

Answer:

The first step is to find the volume of the two hemispheres.

Step-by-step explanation:

[tex]\boxed{volume \: of \: sphere = \frac{4}{3} \pi {r}^{3} }[/tex]

Since the 2 hemispheres have the same radius, we can simply find the volume of a sphere.

Volume of sphere

[tex] = \frac{4}{3}( \pi)( {12}^{3} )[/tex]

[tex] = 2304\pi \: in^{3} [/tex]

Volume of solid

= volume of cylinder -volume of 2 hemispheres

Let's find the volume of the cylinder.

[tex]\boxed{voume \: of \: cylinder = \pi {r}^{2}h }[/tex]

Volume of cylinder

[tex] = \pi( {12}^{2} )(24)[/tex]

[tex] = 3456\pi \: in^{3} [/tex]

Thus, volume of solid

[tex] = 3456\pi - 2304\pi[/tex]

[tex] = 1152\pi[/tex]

[tex] = 1152(3.14)[/tex]

[tex] = 3617.28 \: in^{3} [/tex]

Answer:

Solution :-

Volume of solid = Volume of Sphere - Volume of cylinder

Volume = 4/3πr³ - πr²h

Volume = 4/3 • π • 12³ - π • 12² • 24

Volume = 4/3 • π • 1728 - π • 144 • 24

Volume = 4 • π • 576 - π • 3456

Volume = π(3456 - 2304)

Volume = π(1152)

Volume = 3619.11 in³

[tex] \\ [/tex]

Find the gradient of the line passing through the points (4a, -a) and (6a, 5a)

Answers

Answer:

3

Step-by-step explanation:

Gradient is also called slope .

=> m = y₂ - y₁ / x₂ - x₁

=> m = 5a + a / 6a - 4a

=> m = 6a / 2a

=> m = 3

Employees at a company are given £1,200 to spend on items for the office.
They decide to buy a coffee machine and as many bean bags as possible.
Bean bags cost £40 with an offer of "Buy at least 15 get 10% off the price."
The coffee machine costs £280.
How much will they have left over from the £1,200?

Answers

Answer:

380

Step-by-step explanation:

280 coffe machine

15 bag multiple for 40= 600 - 15%= 540

540+280=820

1200-820=380

In a group of 25 boys , 8 are in the Science League team and 13 in the math League team and 6 in both the teams. How many are not in any team?

Answers

10 girls are not on either team

first subtract 6 from 8 to get 2 (since it's easier) because those 6 girls are on the math league team as well
next add 2 and 13 to get 15
last subtract 15 from 25 to get 10

Show all possible arrangements of the letters in the word FRED using a tree diagram. If each of the letters is on a tile and drawn at random , what is the probability that you will draw the letters F-R-E-D in that order?

Answers

Answer:

24

Step-by-step explanation:

F R E D

F R D E

F E R D

F E D R

F D E R

F D R E

so for each letter u have 6 so 4 x 6=24

Which number is rational?
/2
10
O
16

Answers

Answer:

16

Step-by-step explanation:

Square root of 2 is irrational. This has been proven by the Pythagoreans (there is a simple proof of that).

pi is also known to be irrational although the proof is a bit more demanding.

Square root of 10 can be written as a product of square root of 5 and square root of 2, which themselves are irrational. Any product involving an irrational number is irrational

Square root of 16 = 4. 4 can be written as a fraction 4/1, or 8/2, 16/4, etc. and therefore is rational by definition.


-0.3x2 + 2x + 3
What is this equation in a table ?

Answers

Answer:

Here

Step-by-step explanation:

Just pick numbers and substitute it into the equation for x

Sample 1: 64, 52, 72, 56, 80, 68, 75, 58, 48, 55
Sample 2: 72, 36, 84, 92, 54, 72, 80, 62, 44, 32
How much greater is the interquartile range in Sample 2 than in Sample 1?
4.8
19
25
28

Answers

Answer: sample of 100

:3

The graph of a system of two linear equations results in two parallel lines.

How many solutions are there for the system?

Answers

Answer:

no solutions

Step-by-step explanation:

a "solution" for a system of linear equations is defined as the point(s) of intersection for the two lines.

Parallel lines never touch, so they can never can never intersect

therefore, there are no solutions

hope this helps!

The right rectangular prisms are similar.

Which statements are correct? Check all that apply.

3.2 AT

The angles in the smaller prism measure 90

degrees.

The perimeter of the rectangular bases changes by

a factor of 2.

The surface area changes by a factor of 8.

The larger prism has twice the volume of the

smaller prism.

The area of the rectangular bases changes by a

factor of 4.

1.6

-

-

-

-

-

-

10.4

V

0.8

2.2.

Answers

Answer:

A)The angles in the smaller prism measure 90 degrees.

B)The perimeter of the rectangular bases changes by a factor of 2.  

E)The area of the rectangular bases changes by a factor of 4.

Step-by-step explanation:

The right rectangular prisms are similar.

Which statements are correct? Check all that apply.

A)The angles in the smaller prism measure 90 degrees.

B)The perimeter of the rectangular bases changes by a factor of 2.

C)The surface area changes by a factor of 8.

D)The larger prism has twice the volume of the smaller prism.

E)The area of the rectangular bases changes by a factor of 4.

Solution:

Two polygons are said to be similar if they have the same shape, the ratio of their sides are in the same proportion and they have the same size of angles.

A) Since the bigger prism has angles with measure of 90°, hence the angles in the smaller prism will also measure 90.

Option A is correct.

B) Perimeter of bigger prism base = 2(2.2 + 0.8) = 6

Perimeter of smaller prism base = 2(1.1 + 0.4) = 3

The perimeter of the rectangular bases changes by a factor of 2 (6 / 3).

Option B is correct.

C) Surface area of bigger prism = 2(3.2*0.8 + 2.2*0.8 + 3.2*2.2) = 22.72

Surface area of smaller prism = 2(1.6*0.4 + 1.1*0.4 + 1.6*1.1) = 5.68

The surface area does not change by a factor of 8 (22.72 / 5.68 ≠ 8)

Option C is wrong

D) Volume of bigger prism = 2.2 * 3.2 * 0.8 = 5.632

Volume of smaller prism = 1.1 * 1.6 * 0.4 = 0.704

The larger prism volume is not twice of the smaller prism

Option D is wrong

E) Area of bigger prism base = 2.2*0.8 = 1.76

Area of smaller prism base = 2.2*0.8 = 0.44

The area of the rectangular bases changes by a  factor of 4 (1.76 / 0.44 = 4)

What is the value of −9×(14) ÷(−0.75)?
(NO FILES OR LINKS I CAN'T DOWNLOAD THEM

Answers

Answer:

Im pretty sure it's 168

Step-by-step explanation:]

9 x 14 = 126

126 ÷ 0.75 = 168

Equations
Yes
No
5a -1 = 14
true for a = 3
O ㅁ
100-b2= 80
true for b= 10
32 = 16
true for f = 2

Answers

Answer:

yes

No

yes

Step-by-step explanation:

I think it will help you


Evaluate the expression when
x= -2 and y = 4
Expression: x² - 8
у

Answers

Answer:

x= -2 , y = 4

then

R/ (-2)² - 8(4)

R/ 4-32

R/ -28

Step-by-step explanation:

Don’t mind my computer screen!

for what value of x does the function have an output of -7, given that g(x) = -3x + 8

Answers

Answer:

X=5

Step-by-step explanation:

-3x+8=-7

-3x=-15

X=5

Given g(x)=3x+5g(x)=3x+5, find g(-6)g(−6).

Answers

Answer:

Step-by-step explanation:

hello :

g(x)=3x+5

g(−6).=3(-6) +5 = -18+5 = -13

-4x + 10 = 42 what is the value of x

Answers

Answer:

x=-8

Step-by-step explanation:

Well subtract 10 on both sides

-4x=32

Div ide -4 on both sides

x=-8

Answer:

x = -8

Step-by-step explanation:

-4x + 10 = 42

       -10   -10

-4x = 32

/-4     /-4

x = -8

to check work, insert x into the normal equation

-4(-8) + 10 = 42

32 + 10 = 42

Need help, have to submit this very soon!!​

Answers

Answer:

see explanation

Step-by-step explanation:

length = [tex]\frac{60}{8}[/tex] = 7.5 in

scale factor = [tex]\frac{image}{original}[/tex] = [tex]\frac{8}{60}[/tex] = [tex]\frac{2}{15}[/tex]

---------------------------------------------------

length = [tex]\frac{192}{4}[/tex] = 48 cm

scale factor = [tex]\frac{omage}{original}[/tex] = [tex]\frac{4}{192}[/tex] = [tex]\frac{1}{48}[/tex]

PLEASE IM IN CLASS PLEASE

Answers

Answer:

71.88

Step-by-step explanation:

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

So if 9 of the 32 are women, then everybody left would be a guy. That's 32 - 9 = 23 men. To turn that into a percentage, just divide the number of men by the total amount of people in the class: 23/32 = 71.875% which rounded is 71.88%

Pls help I will give branlist answer on the best one


Don’t explain it just strait up give me the answer for 1,2 and 3

Answers

Answer:

Step-by-step explanation:

1. 31,656

2. 32.3%

3. $5,516 roughly per month split evenly if you live paycheck to paycheck

what is 1 half times 2

Answers

Answer:

1

Step-by-step explanation:

1/2 x 2 = 1

2 and 2 cancel out, leaving 1/1

Hope that helps! :)

<3 Cin

Answer:

I got the answer one

Step-by-step explanation:

1/2 x 2

2 x 1 = 2 ÷ 2 = 1

Solve the following quadratic equation for all values of x in simplest form.
4(2x-3)^2 + 14 = 34

Answers

Answer:

x=3±√5/2

Step-by-step explanation:

HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP


Answers

Answer: 9x^2-48x+64

I was wrong originally

I am so sorry

Step-by-step explanation:

(3x-8)(3x-8)

9x^2-24x-24x+64

9x^2-48x+64

Help brainliest
Write an equation in slope-intercept form of the line that passes through the given points

Answers

Answer:

y = - [tex]\frac{4}{3}[/tex] x - 1

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

Calculate m using the slope formula

m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]

with (x₁, y₁ ) = (- 3, 3) and (x₂, y₂ ) = (0, - 1) ← 2 points on the line

m = [tex]\frac{-1-3}{0+3}[/tex] = - [tex]\frac{4}{3}[/tex]

The line crosses the y- axis at (0, - 1 ) ⇒ c = - 1

y = - [tex]\frac{4}{3}[/tex] x - 1 ← equation of line

In a class test, +4 marks were awarded for the correct answers and -1 mark for the wrong answers. Student scores 40 marks. If his correct answers were 11, find his wrong answers. *

Answers

4 Wrong Answers

[tex]Correct = 11*4=44[/tex]

[tex]Incorrect = Correct - 40 = 4[/tex]

Write the equation of a line that passes through the point (0,5) and has a slope of 4/5

Answers

Answer:

[tex]m = \frac{4}{5} \\ from \: \: y = mx + c \\ at \: (0,5) \: \: \\ 5 = 0 \times \frac{4}{5} + c \\ c = 5 \\ equation \: is \: \: y = \frac{4}{5} x + 5[/tex]

This solid shape is made from 5 cubes.

Answers

Answer:

what is the question?

Step-by-step explanation:

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