Galvin bought 3/5 as many non-fiction books as fiction books from a book fair. He read 6 non-fiction books and 13 fiction books. He then had 3/4 as many non-fiction books left to read as fiction books. How many books did Galvin buy altogether?

Answers

Answer 1

Answer:

Let total non-fiction books = 3x

And total fiction books = 5x

After reading 6 non-fiction books, remaining non-fiction books = 3x-6

After reading 13 fiction books, total fiction books remaining fiction books = 5x-13

(3x-6)/(5x-13) = 3/4

Solving for x, we get x = 5

So total non-fiction books = 15 and fiction books=25

So total number of books bought = 40


Related Questions

A type of green paint is made by mixing 2 cups of yellow with 3.5 cups of blue

Answers

Answer:

Use 1.75 cups of blue and 1 cup of yellow

Step-by-step explanation:

The given problem can be placed in the category of ratios and proportions. There is a ratio of color mixing which contains the proportion of two colors i.e blue and yellow. When we use 2 cups of yellow with 3.5 cups of yellow then we get green color so if we mix half of their amounts then we can get less or simply half amount of color too. Hence adding 1 cup of yellow and 1.75 cup of blue will give us small amount in result.

I would appreciate if you helped

Answers

Answer:

A -7

Step-by-step explanation:

the x intercept of a line means where it cross the x coordinate, which is -7

Answer:

a) -7

Step-by-step explanation:

(calculate the dots in the graph)

Trigonometry math, help needed!!!

Find Q, R, and S. I think R is 123. I have provided a picture. Please put the right answer I would appreciate it.

Answers

Answer:

Step-by-step explanation:

Please answer!! Its due today!

Answers

answer:

20 degrees

explanation:

90 + 70 = 160
180 - 160 = 20

can somebody help!! fastest and correct answer gets brainly!

Answers

Answer and Step-by-step explanation:

We know that the triangle got dilated by a scale factor of 4. This means that the sides are multiplied by 4.

So 6 becomes 24, and 8 becomes 32.

Now, we find the area of the triangle.

24 × 32 = 768

768 ÷ 2 = 384.

The answer is D. 384 square cm.

The answer IS NOT B. 96 square cm, because you don't multiply the area of the triangle before the dilation. The dilation occurs first, and then you have to find the area.

#teamtrees #PAW (Plant And Water)

(3+7i)+(-5+2i)-(-7+6i)

Answers

i believe that the answer to your question is 5 + 3 i?

Help me please help me please help me please

Answers

Answer:

your answer is

1 - o

16- 2

20 - 5

24 - 4

Step-by-step explanation:

LOL i also have a acer laptop but its paired with windows 10

A bag of candy
contains Skittles and
M&Ms. There are 6
Skittles to every 4
M&Ms. How many M&Ms
are there if Emery
counted 18 more Skittles
that M&Ms?

Answers

There are 12 m&m.
Because there are 6 skittles to every 4 m&m
There are 18 skittles.
So there must be 12 skittles

Step-by-step explanation:

Happy halloween, the trick is i'm not giving you an answer

HELP ME PLZ 20 POINTS AND BRAINLIEST

Answers

Answer:

3584

Step-by-step explanation:

The first three terms of a sequence are given. Round to the nearest thousandth (if necessary) 210,206,202,... Find the 35th term.

Answers

Answer:

u1 = 210

u2 = 206 = u1 - 4

u3 = 202 = u2 - 4

........

un = u1 - 4(n - 1) = 214 - 4n

so the 35th term is 214 - 4.35 = 214 - 140 = 74

ASAP!: can anyone solve three times the difference of Federico age and 4 increased by 7 is greater than 37 what are possible values of Federico age?

Answers

Answer:

Federcio's age possible values are those that are greater than 14 i.e 15, 16, 17 and so on

Step-by-step explanation:

Let Federico's age = x

Three times the difference of Federico’s age, and 4 means:

3(x - 4)

Increased by 7:

3(x - 4) + 7

Is greater than 37:

3(x - 4) + 7 > 37

Solving the inequality:

3x - 12 + 7 > 37

3x - 5 > 37

3x > 37 + 5

3x > 42

x >42/3

x > 14

Federcio's age possible values are those that are greater than 14

help please I'll give 6 points and brainliest​

Answers

Answer:

Radius - 25.4cm²

Circumstance- 159. 593cm²

Area - 2,026.83cm²

I think not sure

I need help please, I will give brainliest to the first 2 people

Answers

Answer:

B

Step-by-step explanation:

they are parallel so it means none

no solution, when you graph them, the lines are parallel they never intersect

The measure of arc BC is ___ degrees.

Answers

Answer:

150

Step-by-step explanation:

Which of the following expressions are equivalent?
A. –3(3x + 5) and –9x + 5
B. 7(6x – 1) and 42x – 7
C. –6(4x – 3) and –6x
D. 5(2x + 3y) and 25xy

Answers

Answer:

B. 7(6x – 1) and 42x – 7 is equivalent

Step-by-step explanation:

A. –3(3x + 5) and –9x + 5

=–3(3x + 5)=-9x-15 not equivalent

B. 7(6x – 1) and 42x – 7

7(6x – 1)=42x-7 equivalent

C. –6(4x – 3) and –6x

=–6(4x – 3)=-24+18 not equivalent

D. 5(2x + 3y) and 25xy

=5(2x + 3y)=10x+15y not equivalent.

A contractor digs a rectangular hole for the basements of a new house that is 10 1/2 feet deep. What is the width of the hole if 6,510 cubic feet of dirt are removed?

Answers

Answer:

w = 2√155 ft ✅

Step-by-step explanation:

Given that:

depth (d) = 10½ ft

Volume (v) = 6,510 ft³

Find the width (w) of the hole!

If the base is a square, then

the width and the length of the base is 'equal', so the

Volume of a cuboid =

V = w²d

width = square root of the division of volume by depth

w = √(V/d)

w = √(6,510/10½)

w = √620

w = √(4×155)

w = 2√155 ft ✅

_________________

#StayPositive - kexcvi

from Indonesia

(b) Write down an equation of a line that is parallel to y =2 – 3x

Answers

Answer:

4-6x=y2

Step-by-step explanation:

Amy and Julio each improved their yards by planting rose bushes and geraniums. They bought their
supplies from the same store. Amy spent $207 on 7 rose bushes and 12 geraniums. Julio spent $249
on 13 rose bushes and 11 geraniums. Find the cost of one rose bush and the cost of one geranium.
7
Equation 1:
8
Equation 2:
9
Cost of one rose bush:
Cost of one geranium:
10

Answers

The answer is listen on this link

2 sin^2 (x) + 3 sin (x) + 1 = 0
help me find the solution

Answers

Answer:

Step-by-step explanation:

\[2~ sin^2 x+3sin x+1=0\]

\[2sin^2x+2sin x+sin x+1=0\]

2sinx(sin x+1)+1(sin x+1)=0

(sin x+1)(2 sin x+1)=0

either sin x+1=0

sin x=-1=sin 3π/2=sin (2nπ+3π/2)

x=2nπ+3π/2,where n is an integer.

or 2sin x+1=0

sin x=-1/2=-sin π/6=sin (π+π/6),sin (2π-π/6)=sin (2nπ+7π/6),sin (2nπ+11π/6)

x=2nπ+7π/6,2nπ+11π/6,

where n is an integer.

PLEASE HELP ME GIVING BRAINLEST AND NO LINKS!!!

Answers

Answer:

1.)280 2.)142.5 3.)30

Step-by-step explanation:

Guys do not trust this account it gives you a virus

Answers

People replying with those links are so annoying

yeah he tried to get me to the link, it flagged it before I even got to the site

WILL GIVE BRAINLIEST!
The length of a side of a square is (6x + 6) km. Find the area of the square in terms of
the variable x. km2

Answers

36x^2+72x+36 I think

factor the polynomial
4x^2 + 12 + 9

Answers

Answer:

The answer is [tex](2x+3)^2[/tex].

Step-by-step explanation:

Multiply the coefficient of the squared term and the constant. Then, find the factors that add up to 12:

[tex]4*9=36\\36:\{1*36,2*18,3*12,4*9,6*6\}\\6+6=12[/tex]

Split the middle term:

[tex]4x^2+6x+6x+9[/tex]

Factor by grouping:

[tex][4x^2+6x]+[6x+9]\\2x(2x+3)+3(2x+3)\\(2x+3)(2x+3)\\(2x+3)^2[/tex]

Sam plays a basketball training game, she gets s points for every basket. The equation ya shows the total number of points she scores, which depends on the Belect the graph with the correctly labeled aves for

Answers

Answer:

Step-by-step explanation:

On my screen it is C. Which is number of baskets on the bottom and total pints in the side. Hope this helps:)

Rewrite the expressions by using the distributive property and collecting like terms. 1/6(12s + 6)

PLEASE HELP

Answers

For the distributive property, multiply the number outside the parentheses by each term inside the parentheses.

1/6 x 12s = 2s

1/6 x 6 = 1

Now combine them to get the final answer: 2s + 1

What is the slope of the line shown?

Answers

Answer:

m=-4/3

Step-by-step explanation:

h(t) ={ 17, t=17
{-34/t, t=19
{ 23 -t, t=17,19

h(17) =

Answers

Answer:

=17

Step-by-step explanation:

khan

A cake weights 900 g. Paul cuts it in 4 pieces. The biggest piece weighs as much as the 3 other pieces weigh together. What is the weight of the biggest piece?

Answers

Answer:500 g

Step-by-step explanation:

Chandra and her friends bought three tubs of popcorn at the movies for t dollars each and some candy that cost $7.00. If the girls spent less than $28, what is the most a tub of popcorn could cost? Write an inequality to represent the situation.

Answers

Answer:

3t+ 7 < 28

Step-by-step explanation:

The inequality function as follows;

Given that the cost is $7

There are three tubs of popcorn i.e. t

And, if the girl spend lower than $28 so the inequality function is

3t + 7<28

Hence, the above represent the answer

There is a line that includes the point (3, 3) and has a slope of 4. What is its equation in
slope-intercept form?

Answers

Answer:

         y = 4x - 9  

Step-by-step explanation:

The equation in point-slope form with slpope of m and including point (x₁,y₁) is:

y - y₁ = m(x - x₁)

m = 4

(3, 3)  ⇒  x₁ = 3,  y₁ = 3

So:

y - 3 = 4(x - 3)     ←   the point-slope form

y - 3 = 4x - 12         {add 3 to both sides}

y = 4x - 9           ←  the slope-intercept form

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