There are 12 boxes of books to put on shelves. Each box has 31 books.Each shelve holds 18 books. Kevin estimates he will need 20 shelves for all the books

Answers

Answer 1

Answer: False. 21 Shelves.

Step-by-step explanation:

First, 12 x 31= 372

This indicates that there are 372 books.

Then, 372 ÷ 18= 20.6666666667

Since we have a decimal that is above 4 we round up.

This leaves 21 shelves needed for all the books o fit on a shelf.


Related Questions

suppose that a flu virus spreads according to the

Answers

We will All get sick and would have to stay home just like cocos

I really need help with this question

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Answer:

  a) 625; 625; right triangle

  b) 205; 256; obtuse triangle

Step-by-step explanation:

The squares are values found in your memory or using a calculator. It is straightforward addition to find their sum.

left side

7² +24² = 49 +576 = 625

25² = 625

The sum of the squares of the short sides is the square of the long side, so this is a right triangle.

__

right side

6² +13² = 36 +169 = 205

16² = 256

The long side is longer than is needed to form a right triangle, so the largest angle is more than 90°. This is an obtuse triangle (as shown).

PLS HELPP me asap no bots

Answers

PART A

Cutting in one minute = 105 ÷ 3 = 35 cuts

Now for six machine = 35 × 6 = 210 parts.

So, the option C. 210 parts is correct answer.

PART B

As, 20 × 3 = 60 seconds

Parts can be stamped in one minute = 24 × 3 = 72

So, time required [tex] = \frac{4320}{72} \\ = 60 \: minutes[/tex]

So, the option D. 60 minutes is c correct answer

The distance from Jason's house to school is 0.9 kilometer. What is this distance in meters?

The distance from Jason's house to school is
meters.

Answers

Answer:

900 meters

In 0.9 move the decimal two times to the right

That makes it 900 meters

Help me with this problem i am stuck in screenshot

Answers

It will take him 28 minutes.

PLS HELP ASAP ITS DUE IN A FEW HOURS ILL GIVE BRAINLKEST THANKS

Answers

The answer is five hours
$75 x 5 = $375
If he worked 4 hours the answer would be $300, which is below the needed amount of $350

1) 5 hours

75×5 = 375

2) 215

475-260 = 215

Hope this helped you-have a good day bro cya)

IF YOU GIVE ME BRAINLIEST YOURE GAY DONT GIVE ME BRAINLIEST

The vertex of a parabola is (-2,6), and its focus is (-5,6).
What is the standard form of the parabola?
Enter your answer by filling in the boxes.

Answers

The equation of the parabola is:

(y - 6)² = -12(x +2)

Parabola is the locus of a point such that its distance from a fixed point (called the focus) and a given line (called the directrix) is always the same.

The equation of a parabola is given by:

(y - k)² = 4p(x - h)

Where (h, k) is the vertex, (h + p, k) is the focus

Given the vertex of a parabola is (-2,6), and its focus is (-5,6).

Hence, k = 6, h = -2;

h + p = -5

-2 + p = -5

p = -3

Hence the equation of the parabola is:

(y - 6)² = -12(x +2)

Find out more at: https://brainly.com/question/21685473

(x^2+3x+1)(x^2-2x+5)

Answers

Answer:

x^4 + x^3 + 13x + 5

Step-by-step explanation:

help i don’t get it

Answers

Answer:

2.2+3(3.4)

=2.2+10.2

=12.4

Step-by-step explanation:

I need helpppp with 1-9

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Hi!! What do you need help with? Solving the problems? Or understanding them? Also 1-9 is a bit blurry, so if you could retake it and repost it, I could solve for them. :). But if you don’t want to, don’t worry.

Sam has 3 more than twice the number of baseball cards that Catherine has. Together Sam and Catherine have 51 baseball cards. How many cards do Sam and Catherine each have? ​

Answers

Answer:

catherine has 16 card and sam also has 16 card

The settlement at Jamėstowi began in 1607. This was
how many years after Columbus reached the Americas
in 14927

Answers

Answer:

15

Step-by-step explanation:

jamestown really began in 1606 in may and columbos reached america in 1497

the answer is 115 because you have to subtract 1492 from 1607

Please help very confusing

Answers

The value of x is 23 because BC and EF are equal

Eduardo spent 35% of his time at the theme park on a roller coaster if he was there for eight hours how much time did you spend on roller coasters

Answers

Answer:

2.8

Step-by-step explanation:

I NEED HELP THIS IS DUE TODAY ​

Answers

Answer:

Sorry I don't know. My advise take the problem step by step.

Step-by-step explanation:

Step-by-step explanation:

a. (8x³ - 5x² + 4x - 5) - (6x³ - 4x² - x + 2)

= 2x³ - 9x² + 3x - 3

hence, remainder distance is 2x³ - 9x² + 3x - 3.

b. (6x - 3y + 4z - 2m) + (4z - 4y + 5x - 2m)

= 11x - 7y + 8z - 4m

hence, (6x - 3y + 4z - 2m) should be subtracted from (11x - 7y + 8z - 4m) to get (4z - 4y + 5x - 2m)

c. (-1x + 6x² - 2) + (2x² - 3 - 2x)

= 8x² - 5 - 3x

now,

(10x² - 5 + 2x) - (8x² - 5 - 3x)

= 2x² - x

therefore, measure of 3rd side of the triangle is 2x² - x.

e. a² + 1a

f. x(6 - 2x) = 6x - 2x²

g. -2ab ( 3ab² + 2a²b ) = -6a²b³ - 4a³b²

h. -3b

I. -2x

HOPE THIS ANSWER HELPS YOU DEAR! TAKE CARE

April's unpaid balance is $200.15. Her APR is 15% and she has $80.50 in new transactions. What is her new balance?

Answers

Based on the information given the new balance is $283.15.

Using this formula

New balance=Principal+ [Principal ×(APR/12)]+New transaction

Where:

Principal=$200.15

APR=15%

New transaction=$80.50

Let plug in the formula

Let plug in the formula

New balance=$200.15+($200.15×(0.15/12)+$80.50

New balance=$200.15+$2.50+$80.50

New balance=$283.15

Inconclusion  the new balance is $283.15.

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How to convert rectangular to polar.

Answers

Answer:

To change a rectangular equation to a polar equation just replace x with r cos θ and y with r sin θ .

Classify the following polynomial by degree and the number of terms.
3x² - 7

Answers

Answer:

A.) Quadratic binomial

Step-by-step explanation:

The degree of 2 (x²) makes the polynomial quadratic. It is binomial because it contains 2 terms.

The polynomial is:

↬ quadratic binomial

Solution:

We classify polynomials based on the number of terms and the degree,

No. of Terms

monomial - 1 term

binomial - 2 terms

trinomial - 3 terms

polynomial - 4 terms or more

Degree (highest exponent)

first

second (quadratic)

third (cubic)

fourth (quartic)

and so on.

[tex]\pmb{3x^2-7}[/tex] has 2 terms. Its highest exponent is 2, so clearly, we have a quadratic binomial.

Hence, 3x² - 7 is a quadratic binomial.

which expression is equivalent to 2(5 - 3x)
First answer gets Brainliest!

Answers

Answer: 10 - 6x

2 x 5 = 10

2 x 3 = 6

therefore: 10 - 6x

I hope this helps!

Answer:

the answer is 10-6x

Step-by-step explanation:

by multiplying 2 by 5 and -3x

u will get ur 10-6x

Given that ∠3≅∠5 .

Which theorem proves that d∥e?


alternate exterior angles theorem

converse of the alternate interior angles theorem

converse of the alternate exterior angles theorem

alternate interior angles theorem

Answers

alternate interior angles theorem

By alternate interior angles theorem ∠3≅∠5, d║e. Therefore, option D is the correct answer.

From the given figure ∠3≅∠5.

What are alternate angles?

The alternate exterior angle theorem states that if two lines are parallel and are intersected by a transversal, then the alternate exterior angles are considered as congruent angles or angles of equal measure.

From the given figure, 46° + ∠3 =180°

⇒ ∠3 =134°

∠3 = ∠5 =134° (alternate interior angles)

By alternate interior angles theorem ∠3≅∠5, d║e. Therefore, option D is the correct answer.

To learn more about the alternate interior angles visit:

https://brainly.com/question/28380652.

#SPJ2

How do I do this? I’m confused

Answers

I’m not exactly sure what part you’re confused about so I’ll explain this problem for you. The first step would be knowing what slope intercept form is; y=mx+b. Knowing this, our first step (the easiest one) would be to find “b” also known as the y intercept, all you need to do is find where the slope crosses on the y axis. In your case, this is at the point (0,-6) so b (the y intercept) would be -6. Now for the next step you need to find the next point (from the y intercept -6) where the slope intercepts the y axis (this is always going to be left of the y intercept). So if you look closely, the next point the slope intercepts is (5,-8) which will now become our “m” in the equation. Finally all we need to do is plug them in slope form. The final answer will be y=-5/8x-6


If you have any further questions; or if I didn’t clear your confusion please don’t hesitate to reply to this answer. I’ll be more than happy to further assist you!

Mrs. Baynes is shopping for rulers for her classroom. She wants to spend $19.75 on rulers and they cost $0.79 each. How many rulers, (r), can she buy?

Answers

Answer: 25 rulers

Step-by-step explanation:

19.75/.79=25

Answer:

25

Step-by-step explanation:

Divide the total money, by the cost of each product:

$19.75/$0.79=25

Mrs. O has $30 to give to students who are doing their best work so far today she has given 1/3 of the money away how much money does she have left?

Answers

Answer: $10

Step-by-step explanation: if helped pls leave a thanks <3

Answer:

$10 left

Step-by-step explanation:

1/3*30=10

Find the exact value of sin-1 the quantity square root of two divided by two. (2 points)
three pi divided by four
pi divided by three
two pi divided by three
pi divided by four

Answers

Answer:

[tex]\frac{\pi }{4}[/tex]

Step-by-step explanation:

[tex]sin^{-1}[/tex] ( [tex]\frac{\sqrt{2} }{2}[/tex] ) = [tex]\frac{\pi }{4}[/tex]

find the slope and y intercept.​

Answers

Answer:

slope: 2/3

y intercept: -1

Step-by-step explanation:

slope: rise/run

Put 62%, 0.71, 0.8, 5/8 in ascending order

Answers

Answer:

0.62 < 5/8 < 0.71 < 0.8

That’s it in ascending order

0.8 > 0.71 > 5/8 > 0.62

That’s it in descending order

Step-by-step explanation:

Answer:

62%, 5/8, 0.71, 0.8

Step-by-step explanation:

62% in form of a decimal is 0.62 and 5/8 is 0.625 when u round off its 0.63 which is 0.01 more than 62%. then 0.71 is 0.1 less than 0.8

A t-shirt increased in price by 1/4. After the increase it was £20. What was the original price of the t-shirt?

Answers

Answer:

£16

the t-shirt increased by 0.25. let's convert that to percentage

therefore it increased by 25%

By using cross multiplication we can write as follows:

125%=£20

100%=£ x

(100×20)/125= £16

write a function g whose graph represents the indicated transformation of the graph of f. f(x)=|x+1|-3; horizontal stretch by a factor of 9.​

Answers

Answer:

f(x) = |[tex]\frac{1}{9}[/tex](x+1)|-3

Step-by-step explanation:

The value representing the horizontal scaling must be placed inside the absolute value, and we need to put () around x - 1 to change the horizontal shift as well. And remember that we must use the reciprocal in the function, so instead of writing y = |9(x+1)|-3, we need to write y = |[tex]\frac{1}{9}[/tex](x+1)|-3.

carly and four friends went to dinner at a restaurant. Carly paid $180 to cover the cost of everyone's dinner. Each persons meal cost the same amount. How much did each meal cost

Answers

$180/5 people = $36 per meal

can anyone help me solve this?

Answers

Step-by-step explanation:

a triangle,=180

so 68+35-180=77

then 77+68=145

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