I NEED HELP PLEASEEE ILL PUT BRAINIEST PLEASE

I NEED HELP PLEASEEE ILL PUT BRAINIEST PLEASE

Answers

Answer 1

Answer:

A. 26

Step-by-step explanation:

45/30=39/x

Cross multipy.

1170=45x

Divide by 45.

Answer is 26.


Related Questions

Sally can paint a room in 9 hours while it takes Steve 5 hours to paint the same room. How long would it take them to paint the room if they worked​ together?

Answers

Answer: About 3 hours and 5 minutes to paint the room together.

Step-by-step explanation:

Sally can paint 1/5 of the room in an hour and Steve can paint 1/8 of the room in an hour.

Room/Hour

1/5 ± 1/8 =8/40  

8/40+5/40=13/40

How long to paint the room?

13/40 x 1= 40/13

40÷13=3.0777

So the answer will be Sally and Steve can paint the room in about 3 hours and 5 minutes

The piper family arrived at the campground at the time shown on the clock. I took the family 2 hours and 15 minutes to get to the campground. What time did the family leave their house?

Answers

Answer:

As you included no picture, I do not know the time on the clock. We can however, work with assumed figures which you can then relate to your question.

Assuming the time on the clock was 10:45 am, if the family took 2 hours and 15 minutes to get to the camp ground, simply subtract this from 10:45 to find out what time they arrived.

Subtract the 2 hours from 10am:

= 10 - 2

= 8am

Subtract the 15 minutes from 45:

= 45 - 15

= 30

Put that together:

= 8:30 am

They left their house at 8:30 am using this scenario.

Jayna used the distributive property to simplify the expression 4(a + 2) and got(4a + 2). Do you agree with Jayna?

Answers

Answer:

No

Step-by-step explanation:

I would not agree with Jayna because using the distributive property, you can get:

4(a + 2) = 4(a) + 4(2) = 4a + 8

Jayna did not get the right answer because she did not distribute the 4 to the 2 in a + 2 and she only multiplied a by 4.

Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar.

is parallel to . and are perpendicular to and .

The ratio of the lengths of and is __:__

Answers

Answer:

1 : 1

Step-by-step explanation:

PQ parallel to RS

PR and PS ; perpendicular to PQ and RS

FOR parallel lines, the perpendicular line joining then are always the same ; here the 4 angles formed are all 90°

Answer:

1:1

Step-by-step explanation:

Johnny took a math quiz last week. He got 9 problems correct and 11 problems incorrect. What percentage did Johnny get correct?

Answers

Answer:

The answer is 45%

Step-by-step explanation:

9+11=20

9/20

=4.5/10

=45/100

=45%

What is the surface area of this composite solid?

Use 11.3 meters for the slant height of the triangular prism.

Enter your answer in the box.


__m²
Composite made up of a rectangular prism surmounted by a triangular prism. The rectangular prism has dimensions of 16 meters wide by 20 meters long by 12 meters high. The triangular prism has dimensions of 16 meters wide by 20 meters long with a triangular altitude of 8 meters high.

Answers

SEE THE IMAGE BELOW (I REALLY HOPE THIS IS CORRECT!!!)

Answer:

1764 m²

Step-by-step explanation:

Refer to attached picture.

All given dimensions are given on the picture (not to scale).

Since altitude of the triangle and slant height is given, we can find the base of the triangle using Pythagorean:

[tex]b/2 = \sqrt{11.3^2-8^2} = \sqrt{64} = 8m, \\b = 16 m[/tex]

It has 9 faces and the total surface area is:

S = 16*20 + 2(20*12) + 2(20*11.3) + 2(16*12) + 2(1/2*8*16)  = 1764 m²

Greg uses a triangular area of his back yard as a garden.If the area if his garden 1.248 square feet,whats the area of the garden?

Answers

Answer:

192 ft²

Step-by-step explanation:

Area of rectangular backyard = 1248 ft²

Width of backyard = 52 ft

Length = x

Area of rectangular backyard = Length * width

1248 = x * 52

x = 1248 / 52

x = 24 feets

Hence, x = height of triangular garden

Area of triangle = 1/2 base * height

Area = 1/2 * 16 * 24

Area = 192 ft²

what is the pattern to 1,2,4,7,11

Answers

Answer:

1+1=2

2+2=4

4+3=7

7+4=11

so the patter is number + natural numbers (serially)

Step-by-step explanation:

What is the value of X?

Answers

Answer:

30

Step-by-step explanation:

Which of the following are roots of the polynomial function

Answers

Answer:

its a and b

Step-by-step explanation:

Isaac finished eight of the ten homework problems. Phil has finished of the homework. How many more problems did Isaac finish?​

Answers

Answer:

-2

Step-by-step explanation:

If Issac has finished 8/10 problems in the homework, and Phil has completed all of it, it can be concluded that Phil completed 10/10. 10/10 would equal a whole, or in this case, the entire homework. If Issac completed 8 problems, and Phil completed 10, subtract both values to find that Issac completed -2 more problems than Phil.

*correct me if I'm wrong, or If I didn't fully understand your question, because I am a little confused with how much homework Phil has finished.

what is the area of a rectangle with sides of 4 inches by 8 inches​

Answers

Answer:

32

Step-by-step explanation:

[tex]4 \times 8 = 32[/tex]

ANSWER: 32 in2

To find the area of a rectangle multiply the Length by the Width. The length is 8 and the width is 4.

8 x 4 = 32

Hope this helped!

Shoes that normally cost $79.99 are on sale for
15% off. What is their sale price?

Answers

$79.99 - 15% = $67.9915

...........,..................................

79.99x(1-15%)=67.99 (corr. to 2 decimal places)

Graph y = 2x and y= 2x
What x-values are solutions to the system?

Answers

Answer:

Wait u gave the same equation twice, do u mind checking back to it?

Step-by-step explanation:

Might be B, sorry if I’m wrong

What is the surface area of this rectangular prism? 64 cm 35 cm 42 cm​

Answers

Answer:

bbbbbbbbbbbbbbbb

Step-by-step explanation:

HELP!!!!! PLEASE AND THANK YOU

Answers

by solving with oenqdas 3 is ur answrr

Answer:

The 3rd one is correct

(7.5 + 3) x 6 - 4)

Which equation can be used to solve for r in the following diagram?
60°
V
(4x – 20)

Answers

Answer:

c.

Step-by-step explanation:

60= (4x - 20)

expl: vertically Opposite angles

A square based pyramid has a square base and ________ triangular sides.
I need help with this one​

Answers

Answer:

4 triangular sides

Step-by-step explanation:

Represent 300 as an exact value in lowest form
0912
o 11/4
O
1073
0 65

Answers

Answer:

10√3

Step-by-step explanation:

Square the first number

100*3 is 300

100 is square root of 10

Plz answer quickly will mark brainless

Answers

B is answer to this

The lengths of two sides of a right triangle are given. Find the length of the third side. Round to the nearest tenth if necessary.

leg: 20 m; hypotenuse: 25 m


10.5 m

8.9 m

15 m

32 m

Answers

Answer:

the answer is third option

because, 20²+x²=25²

x²=625-400

x²=225

X=15m

16 x 7 = (10x7) + (6 x p)

Answers

The answer is P=7 hope this helps

expanded form - 345688 , 5682003 ​

Answers

Answer:

[tex]\huge\boxed{Answer\hookleftarrow}[/tex]

[tex]{\boxed{\boxed{\tt { ✎ \ 345688}}}} \ [/tex]

⇻ 300000 + 40000 + 5000 + 600 + 80 + 8

[tex]{\boxed{\boxed{\tt {✎ \ 5682003}}}} \ [/tex]

⎇ 5000000 + 600000 + 80000 + 2000 + 0 + 0 + 3

ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ

Someone please help will mark as brainliest

Answers

Answer:

A) [tex]\frac{3}{5}[/tex]

Step-by-step explanation:

The graph goes up 3, to the right 5 between the two points, making the slope [tex]\frac{3}{5}[/tex].

Please help me its an easy question and please show steps (will give brainiest)

Which function is best represented by this graph?

A. y = 1/2x + 6
B. y = −2x + 3
C. y = 2x + 6
D. y = −1/2x + 3

Answers

Answer:

d

Step-by-step explanation:

not a bc it has to be negative

not c bc its has to be negative

not b bc the slope is -1/2

IT'S D

Answer:

D

Step-by-step explanation:

from the picture, we know that the slope is negative to begin, since the line is going on a downward direction from left to right. this eliminated A and C instantly.

Now we also can see the graph crossed at 3 for the y intercept, which is another reason to eliminate A and C.

we must then find the show of the line.

let us use to point (0,3) since this is the y intercept and (6,0) since this is the x intercept. to find the slope, m, at must use the equation

[tex]m = \frac{y2 - y1}{x2 - x1} [/tex]

so, let's label (0,3) as point 1 and (6,0) as point two. then,

x1 = 0

y1= 3

and

x2= 6

y2=0

Now we just plug in and simplify.

[tex] m = \frac{0 - 3}{6 - 0} = \frac{ - 3}{6} = - \frac{1}{2} [/tex]

we now have our slope and y intercept, so we can plug them into our equation

[tex]y = mx + b[/tex]

where m is the slope and b is the y intercept.

our equation is thus

[tex]y = - \frac{1}{2} x + 3[/tex]

so, the answer is D

Which of the following lists is in order from smallest to largest?

0.2, 0.05, 0.48, 0.6
0.2, 0.48, 0.05, 0.6
0.05, 0.2, 0.6, 0.48
0.05, 0.2, 0.48, 0.6

Answers

Answer:

0.05, 0.2, 0.6, 0.48 I think

Answer:

0.05,0.2.0.60,0.48

Step-by-step explanation:

hope it helps ... kinda confused betwweeen 0.6 and 0.48

Someone please help 20 points!
please help me PLEASE

Answers

Answer:

The answers are A, B and C.

Step-by-step explanation:

To solve the inequality you first have to use Distributive Property. You should get -3k + (-21) > -57

Next Divide 21 on both sides. -57/21 is -36

You should have -3k > -57

Divide -3 on both sides. -57/-3 is 12

You should end up with k > 12

And you never used -5, 0 or 8 in the equation and the question asks to choose the following that isn't included in the solution so your answers are A, B and C.

Hope This Helps! ^^

I will give brainiest

Answers

Answer:(0, -3)

Step-by-step explanation:

The table shows the number of practice problems completed in 30 minutes in three samples of 10 randomly selected math students. Number of practice problems completed In 30 minutes
Sample 1 18 15 17 17 18 | 13 | 17 16 | 16 | 14 | 18 Mean = 16.2
Sample 2 21 20 18 20 19 19 20 21 21 20 Mean = 19.9
Sample 3 | 14 16 18 13 | 18 | 16 | 16 | 17 | 19 | 19 Mean = 16.6

Which statement is most accurate based on the data?

A. A prediction based on the data is reliable, because the means of samples 1 and 3 are very close together.
B. A prediction based on the data is not completely reliable, because the means of samples 1 and 3 are too close together.
C. A prediction based on the data is reliable because there are no noticeable differences among the samples
D. A prediction based on the data is not completely reliable because the meaning of sample 2 is noticeably higher than the means of the other two samples. : ))​

Answers

Answer:

D

Step-by-step explanation: please give me brainlist  Thanks!

HELPPPPP FAST!!!
Find the volume, round your answer to the nearest tenth.
9 yd
7 yd

Answers

The answer is 115.5. Let me know if you need me to explain

Answer:16

Step-by-step explanation:

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