at the book fair 26 books were sold in the first 2.5 hours at this rate how many books will be sold in the 10 hours of the book fair

A. 78
B. 26
C. 104
D. 52​

Answers

Answer 1

Answer:

Step-by-step explanation:

if 26 books were sold in 2.5 hours

26 books.......................................2.5 hours

? books............................................10 hours

the books sold in 10 h

=(26*10)/2.5=104

Answer 2

Hey,

Answer ;

C

2,5→26

10→x

2,5.x=26.10

2,5x=260

25x=2600

x=104

Good luck^-^


Related Questions

A lent B rs 32500 to purchase a car at 12.5% p.A

Answers

Answer:

6,483.75

Step-by-step explanation:

Calculation to find the interest paid by B after 3/2 year

First step is to calculate the Compound interest amountUsing this formula

Interest paid= P(1 + r/100)^Time

Where,

P represent principal=32,500

r represent Rate of interest = 12.5%/2 = 6.25%

T represent Time=3/2 years

Let plug in the formula

Compound interest amount= 32,500(1 + 6.25/100)^2*3/2

Compound interest amount= 32,500([1+.0625)^3

Compound interest amount= 32,500(1.0625)^3

Compound interest amount= 32,500 *1.1995

Compound interest amount= 38,983.75

Now let calculate the Interest paid by B

Interest paid by B = 38,983.75 - 32,500

Interest paid by B = 6,483.75

Therefore the interest paid by B after 3/2 year will be 6,483.75

Help me I don't know this answer please

Answers

The answer should be B

A flower shop sells 11 different bouquets and multiple different styles of vase. Which are the possible numbers for the total number of combinations of bouquet and vase?

Answers

Total combinations would be found by multiplying the number of different bouquets by the number of different vases.

The problem doesn't say how many different vases there are so using the letter v for vases, multiply 11 by v

Total combinations = 11v

How to find n in 38n4​

Answers

Answer:

Step-by-step explanation:

imagine 38 n = lets say b

so b/b/b/b/b

and divide that by 38

water is being added to a pool. The height of the water is the pool is 4 feet when the Water is first turned on. After 6 minutes, the height of the water is 7 feet. Which equation describes the height of the water in the pool?

A.) y = 1/2 + 4
B.) y = 7/6 + 4
C.) y= 7/6 - 4
D.) y = 1/2 - 4

Answers

Answer:

A

Step-by-step explanation:

a sales person at a jewelry store earns 3% commission each week. Last week, Heidi sold $680 worth of jewelry. How much did she mKe in commission? How much did the jewelry store make from her sales?
Heidi earned $20.4 in commission
The store made __ from her sales

Answers

Answer: $659.60

Step-by-step explanation:

Heidi commission = 3% * 680

= $20.40

The amount the Jewellery store made will be what she sold less the commission owed to her:

= 680 - 20.40

= $659.60

PLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLZZZZZZZZZZZZZ HELP ASAP 10 POINTSSSSS > < and plz do both if u know them! <3 <3 <3

Answers

Answer:

what do u want me to do

Step-by-step explanation:

please can someone help my assignment​

Answers

Answer:

Find answers below

Step-by-step explanation:

First know that any value raise to power zero is 1 and also according to the inverse law;

a⁻ⁿ = 1/aⁿ

Given the following

a) (-123)⁰ = 1 ()Note that any value raise to zero is 1

b) 43⁻⁵ = 1/43⁵

1/43⁵ = 1/147,008,443

c) 1/15⁻⁶ = 1/(1/15⁶)

1/(1/15⁶) = 1*15⁶/1

1/(1/15⁶) = 15⁶

d) -(1353348)⁰

= -1 (anything raise to zero is 1)

e) 13⁻⁴ = 1/13⁴

= 1/28,561

If m ABC = 122°, and m then m

Answers

Answer:

DBC = 122 - 71 = 51°

Step-by-step explanation:

Answer:

Step-by-step explanation:

122-71 =  51°

3 fewer than than a number ,p

Answers

Answer:

p - 3

Step-by-step explanation:

If the number is "p", it would be p - 3

Hope this answered your question! <3

need help asap
) Here is a list of numbers:
2, -19,-13, 9, 14,-4, 15, 5, 1
State the median.​

Answers

Answer:

The median is: 2

Step-by-step explanation:

First put the numbers in ascending order:

-19, -13, -4, 1, 2, 5, 9, 14, 15

The value in the middle will be the median.

Answer:

2

Step-by-step explanation:

for finding the median you can either arrange the set of numbers in increasing order or decreasing order

then you come the numbers in group of food from the beginning and end then the last single number you get to be your Median number

In increasing order

-19,-13,-4,1,2,5,9,14,15

What is the length of the hypotenuse in the triangle below?

A right triangle is shown. 2 sides have lengths of 14 centimeter. The length of the hypotenuse is unknown.

Answers

Answer:

your answer will be 14 square root 2cm :)

Step-by-step explanation:

Just got done with the pretest this is correct also known as answer B!

The required length of the hypotenuse is 14√2.

The 2 sides of the right angle triangle are known i.e. 14 centimeters. Length of the hypotenuse to be determined.

What is a right-angle triangle?

The right angle triangle is defined as which contains at least one angle of 90°.

Here, other two side of hypotenuse is 14 centimeter.
Hypotenuse = [tex]\sqrt{14^2+14^2}[/tex]
                     = [tex]14\sqrt{2}[/tex]

Thus, the required length of the hypotenuse is 14√2.  

Learn more about right angle triangle here:
https://brainly.com/question/3770177

#SPJ2

2x – 3 = 7.
What’s the answer

Answers

Answer: The answer is x=5

Step-by-step explanation: 2x-3=7

                                                   +3=+3

                                             2x=10

                                              x=5

What is the slope of the line passing through the point (2,1) and the origin ?

Answers

Answer:

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

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Slope Formula: [tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]

Step-by-step explanation:

Step 1: Define

Random Point (2, 1)

Origin (0, 0)

Step 2: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m.

Substitute [SF]:                    [tex]m=\frac{0-1}{0-2}[/tex]Subtract:                              [tex]m=\frac{-1}{-2}[/tex]Simplify:                               [tex]m=\frac{1}{2}[/tex]

4) Which pair of triangles is congruent by Angle - Angle- Side

Answers

Answer:

2

Step-by-step explanation:

Two angles are congruent, and one side is congruent in the pair of triangles, option 2.

Answer:

2 should be the answer

Step-by-step explanation:

since two angles are equal and one side in equal you can write triangle ABC=TAY by angle angle side axiom

Which system of linear inequalities is represented by the graph?

y > x – 2 and y x + 1
y x + 1
y > x – 2 and y < x + 1

Answers

Answer:

D) y > x – 2 and y < x + 1

Step-by-step explanation:

- Graph each system of linear inequalities.

- Examine each graphed system of linear inequalities

- Match the system of linear inequalities that looks the same as the graph shown

Remember:

> and < are dashed lines

≥ and ≤ are solid lines

if y is ≥ or > , then the shaded region is above the graphed line

if y is ≤ or <, then the shaded region is below the graphed line

m = slope

b = y intercept

change the inequality sign into an equal sign to check the y intercept.

use the equation y = mx + b to check each one

Hope this helps!

Answer:

Answer:

D) y > x – 2 and y < x + 1

Step-by-step explanation:

- Graph each system of linear inequalities.

- Examine each graphed system of linear inequalities

- Match the system of linear inequalities that looks the same as the graph shown

Remember:

> and < are dashed lines

≥ and ≤ are solid lines

if y is ≥ or > , then the shaded region is above the graphed line

if y is ≤ or <, then the shaded region is below the graphed line

m = slope

b = y intercept

change the inequality sign into an equal sign to check the y intercept.

use the equation y = mx + b to check each one

Step-by-step explanation:

Solve the two-step equation.
-0.45x + 0.33 = -0.66
What is the solution?
x = -2.2
x = -1.4
x = 1.4
x = 2.2

Answers

Answer:

LAST ONE: x=2.2

Step-by-step explanation:

-0.45x + 0.33 = -0.66

Hope this helps

Answer:

x = 11/5  or 2.2

Step-by-step explanation:

-0.45x + 0.33 = -0.66  subtract 0.33 both sides

-0.45x = -0.66 - 0.33    simplify

-0.45x = -0.99               multiply both sides by 100

-45x = -99                   divide -45 both sides

x = -99 / -45                  simplify

x = 11/5 or 2.2

Suppose a city has 200 hotels. If 142 of the hotels have a pool, what
percent of hotels do not have a pool?
A 29%
D

Answers

Answer:

29%

Step-by-step explanation:

200-142=58, 58 is 29% of 200

Value of the derivative of g(x)=8-10Cosx at 'x=0' is?

Answers

Answer:

g'(0) = 0

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Function Notation

Pre-Calculus

Unit Circle

Calculus

DerivativesDerivative NotationThe derivative of a constant is equal to 0Derivative Property: [tex]\frac{d}{dx} [cf(x)] = c \cdot f'(x)[/tex]Trig Derivative: [tex]\frac{d}{dx} [cos(x)] = -sin(x)[/tex]

Step-by-step explanation:

Step 1: Define

g(x) = 8 - 10cos(x)

x = 0

Step 2: Differentiate

Differentiate [Trig]:                    g'(x) = 0 - 10[-sin(x)]Simplify Derivative:                   g'(x) = 10sin(x)

Step 3: Evaluate

Substitute in x:                    g'(0) = 10sin(0)Evaluate Trig:                      g'(0) = 10(0)Multiply:                               g'(0) = 0

The sum of two numbers is 23. The difference of those two numbers is 13. The larger number is x, and the smaller number is y.

Answers

The smaller number is 10 bc 23-13=10
So x=13 y=10

how can -3/5 + 2/5 be modeled on a number line?

Answers

Answer:

You cab try to divide it evenly as best you can into 5 different sections and then mark them

Step-by-step explanation:

you go in between 1 and -1 and make them go up by fifths to show you work and then just use the numbee line as you know how to

Can u plz help me answer this question plz

Answers

Answer:

12

Step-by-step explanation:

44/3 2/3 (Divide)

12

Please help to solve. ASAP​

Answers

Answer:

i think it's 46 miles

Step-by-step explanation:

K
Writing Quadratics
Write the equation of a quadratic with focus at (4,6) and
directrix at y = 2
You answer should be entered in the format:
y=a(x - h)+k

Answers


need points. X-y=837

For each handmade greeting card Jacqui sells, she makes a profit of $0.35. In one week, she made a profit of $42. About how many greeting cards did Jacque sell that week

Answers

Answer: Jacque sold 120 greeting cards in that week.

Step-by-step explanation:

Given : Profit per card = $ 0.35

Total profit = $42

Number of greeting cards Jacque sold = (Total profit) ÷ (Profit per card)

[tex]=\$42\div\$0.35\\\\=\dfrac{4200}{35}\\\\= 120[/tex]

Hence, Jacque sold 120 greeting cards in that week.

Y'ALL PLEASE HELP 8TH GRADE MATH PLEASEEEEEE

Answers

Answer:

option d (or the last one)

Step-by-step explanation:

-4 - (-1) = -4 + 1

-4 + 1= -3

hope this helpsss :>>

Answer:

D

Step-by-step explanation:

When you minus any negative number from a negative number, it is basically positive and that makes the answer D because it represents those transactions

A circular wire of length 176 cm is rebound to a rectangle whose length is same as the diameter of the circle. Find the difference in both the areas ?

Answers

Answer:

The difference in area is 672 cm^2

Step-by-step explanation:

Firstly, let us get the diameter of the circle

The length of the wire is the measure of the circle’s circumference

mathematically;

C = pi * d

176 = 22/7 * d

22d = 7 * 176

d = (7 * 176)/22

d = 56 cm

So, the area of the circle will be;

pi * d^2/4

= 22/7 * 56 * 56 * 1/4

= 2464 cm^2

Also, the length of the circumference is same as the perimeter of the rectangle

From the perimeter of the rectangle, we can get the width and use that to calculate the area of the rectangle

The formula for the perimeter of the rectangle is;

2(l + b)

2(56 + b) = 176

56 + b = 88

b = 88-56

b = 32 cm

So, the area of the rectangle will be;

32 * 56 = 1792 cm^2

The difference between the two areas will be;

2464-1792 = 672 cm^2

What is the relationship between 21 and 22?
2
1
a
They are Alternate Interior
They are congruent
They are right angles
They are adiacent

Answers

someone please help her or him please

What is the scale factor of the dilation shown?

need help really will appreciate it.​

Answers

Answer:3/4

Step-by-step explanation:

4x-8y=-26 9x+4y=13
Stuck on my math homework again

Answers

Answer:

x = 0, y = 13/4

Step-by-step explanation:

I used elimination to solve the system of equations, but it might be easier to use substitution.

Anyway, hope this helps.

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