Sodas cost $1.50 and a cup of coffee costs $1.25 at a football game. Sally
bought 8 drinks total for all of her friends and her total cost was $11.50. How
many of each drink did she buy?

Answers

Answer 1

Answer:

the answer 4

Step-by-step explanation:

4 of each because (1.25x4) + (1.50x4) = 11.50

Answer 2

Answer:

Sally bought 6 sodas and 2 cups of coffee.

Step-by-step explanation:

Variable x = number of sodas

Variable y = number of coffees

$1.50x + $1.25y = $11.50

x + y = 8 drinks

$1.50(6) + $1.25(2) = $11.50

$9.00 + $2.50 = $11.50

I simply plugged in numbers that totalled to 8 drinks until I reached $11.50 as the total.

For example:

$1.50(5) + $1.25(3) = $11.50

$7.50 + $3.75 = $11.50

$11.25 = $11.50

This is not correct as they do not equal so this cannot be the answer.


Related Questions

If the effective annual interest rate of a loan is 14.6%, what is the nominal annual interest rate, correct to one decimal
place, if interest compounds monthly?

Answers

Answer:

13.7%

Step-by-step explanation:

Nominal interest rate = [tex](\sqrt[m]{1 + effective annual interest rate} - 1 \ ) m[/tex]  

where m = number of compounding = 12

([tex]\sqrt[12]{1.146}[/tex] - 1 ) x 12 = 0.137054 = 13.7%

To round to one decimal place means that there should be only one figure after the decimal place.

Help me with the correct answer please

Answers

Step-by-step explanation:

Since, The formula of Pythagoras is A² + B² + C²

(therefore)* let A be 8 mm

B be 6 mm

Therefore, 8² + 6² = 64 + 36

= 100

= 10( after squaring it )

Hope it helps,if it is correct like and mark me.

Bryan calculated the area of a square to be 18/32 square foot. Which shows the side length of the square? (Hint: Simplify. Also, area of a square is side x side.)

Answers

Answer:

x = 0.75 feet

Step-by-step explanation:

The area of a square is 18/32 square foot

We need to find the side length of the square.

The area of a square of side x is given by :

[tex]A=x^2[/tex]

Substitute all the values,

[tex]x=\sqrt{A} \\\\x=\sqrt{\dfrac{18}{32}} \\\\x=0.75\ feet[/tex]

So, the side length of the square is equal to 0.75 feet.

BRAINLY AND 5 STARS AND THANK YOU IF CORRECT, NO FILE HOSTINGS OR REPORT!
Flavia has a bag with 8 white balls, 9 red balls, 14 green balls, and 10 orange balls. If she chooses two balls from the bag without replacement, what is the sample space of the second choice? Write just the number.

Answers

Answer:

6

Step-by-step explanation:

i hope its right and if not im sorry im not good with math

2. Dwayne scored 55 points in the last basketball game, which is 10 points more than his previous personal best. Lebron scored 15 points more than Chris in the
same game. Lebron scored the same number of points as Dwayne’s previous personal best.
Write two algebraic equations, let d represent the number of points Dwayne scored during his previous personal best and c represent the number of Chris’s points.

Answers

Answer:

Required equations are:

d + 10 = 55c + 15 = d

Solving the first, we get:

d = 55  - 10d = 45

Solving the second we get:

c + 15 = 45c = 45 - 15c = 30

Which equation can you use to find the value of x?
78°
3xº
(x - 2)
3x + 78 + x - 2 = 180
3x = 78
3x = 78 + x - 2
78 = x-2

Answers

Answer:

3×=78+×-2

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

Answer:

3x = 78 + x - 2

Step-by-step explanation:

I got it right on Iready :]

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 and Step-by-step explanation:

Let's put the information given into equations.

Let's also denote x as individual songs and y as albums.

Charlene -  6x + 2y = 25.92

Keisha -  4x + 3y = 33.93

Those above equations is answer choice option, which is D.

So, D is the correct Answer.

#teamtrees #PAW (Plant And Water)

Can someone help me with this?

Answers

Increasing at a decreasing rate.

Graph the equation in a online graph and see how the line looks and compare with the picture attached.

Which equation best represents the relationship between x and y in the table below?

Answers

The answer should be C.

Answer:

y = x² + 5

Step-by-step explanation:

When x = 1:

y = x² + 5

y = 1² + 5

y = 6

When x = 2:

y = x² + 5

y = 2² + 5

y = 9

When x = 3:

y = x² + 5

y = 3² + 5

y = 14

Deloria says she can find the relative frequency of nuts based on another relative frequency. What might she be doing?

Answers

Answer:

frequency of nuts based on another relative frequency. What might

she be doing

nuts:3/30=15%

What is the value of x in the
equation below?
5x +9= 74

Answers

The answer is 13 because 74-9= 65. 65/5 = 13

Which of the following best describes the equation below?

y = 8x + 7
A.
neither linear nor nonlinear
B.
linear
C.
both linear and nonlinear
D.
nonlinear

Answers

Answer:

B

Step-by-step explanation:

11. What is the value of x?

A 48
B 30
C 60
D 36

Answers

Answer:

I think it is B

hope this helps

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:

(3, [tex]\frac{1}{8}[/tex] )

Step-by-step explanation:

Hi there,

To find the answer to this question, you can simply use a graphing calculator to graph this function. When looking at the values of points along the function, we find that (3, [tex]\frac{1}{8}[/tex] ) is one of the answer choices.

Hope this answer helps.

Cheers.

What is equivalent to 5(3t+9v)

Answers

Answer:

15t+45v

Step-by-step explanation:


A line passes through the point (8, -7) and has a slope of
3/4
Write an equation in slope-intercept form for this line.

Answers

Answer:

y = 3/4x - 13

Step-by-step explanation:

As we already know the slope, we just need to find the y-intercept.

y = 3/4x +b

-7 = 3/4(8) + b

-7 = 6 + b

-13 = b

y = 3/4x - 13

Otis has saved $18,500 so far to buy a
house. He can put this amount into an
account that earns 5.1% simple interest,
or another with 5.1% compounded
annually. Which method of earning
interest should he choose, simple or
compound, and how much more interest
will the account earn using that method
after 4 years?
F Compound interest; $15,106.30
G Simple interest; $15,106.30
H Simple interest; $298.65
J Compound interest; $298.65
no

Answers

9514 1404 393

Answer:

  J Compound interest; $298.65

Step-by-step explanation:

Interest compounding pays interest on the interest. For the same annual rate, any amount of compounding will earn more interest.

For short time periods, the effect of compounding is not great. In general, it will be a fraction of the equivalent simple interest rate. Here, the effective multiplier for annual compounding is ...

  1.051^4 = 1.22024337

and the effective multiplier for simple interest is ...

  1 +0.051·4 = 1.204

Then the difference in interest rate multiplier for the 4-year period is ...

  1.22024337 -1.204 = 0.01614337

That fraction of the $18500 principal is $298.65.

Compound interest earns $298.65 more than simple interest in this scenario.

How many times greater is the value of the 3 in 3,499 than in 6,399

Answers

Answer:

967 times

Step-by-step explanation:

3 / 3499 is 1166.33333

3 / 6399 is 2133

what are the factors of 30 that have a sum of -11

Answers

Answer:1, 2, 3, 5, 6, 10, 15, 30.

Step-by-step explanation:

please i need help!!!!!

Answers

area of the big rectangle : 60 ! area of entire figure : 80 !

PLEASE HELP ASAP THANK YOUU: A unicycle wheel makes five rotations. The unicycle travels 37.94 feet. Find the diameter of the wheel in inches.
Show your work and write your answer in a sentence.

Answers

Answer:

diameter of the wheel = 28.98 in (2 d.p.)

Step-by-step explanation:

Given information:

A unicycle wheel makes five rotationsThe unicycle travels 37.94 feet

Circumference of a circle = πd  (where d is the diameter)

One rotation of the wheel is equal to the circumference of the wheel.

Therefore, 5 rotations is equal to the sum of 5 circumferences.

To find the diameter of the wheel in feet, equate the expression for 5 circumferences to the total distance traveled and solve for d:

[tex]\begin{aligned}\textsf{5 circumferences} & = \textsf{total distance traveled}\\\implies 5 \pi d & = \sf 37.94\: ft\\d & = \sf \dfrac{37.94}{5 \pi}\\d & = \sf 2.415335416... \:ft \end{aligned}[/tex]

As 1 foot = 12 inches, multiply the found diameter in feet by 12 to calculate the diameter in inches:

[tex]\begin{aligned}d & =2.415335416... \times 12\\\implies d & = \sf 28.98\:\:in\:(2\:d.p.)\end{aligned}[/tex]

Therefore, the diameter of the wheel is 28.98 in (2 d.p.).

Use picture

Identify all values of x that make the equation true.
1.
2+1 =
2-15
2+11
1
2+5
1
O x=-11,-5
O x=-2, -7
x=11,5
x=2, 7

Answers

The second one will be the answer
X= -2 and -7

The factor by grouping method found the GCF's of the original polynomial to be "5x" and "+6."

When you factor those out, you have this remaining:

5x(x + 3) + 6(x + 3).

What is the final answer?

Group of answer choices

(x + 3)(30x)

(x + 3)(5x + 6)

(x + 3)(11x)

Prime

Answers

Answer:

(5x + 6) (x + 3)

hope it helps

Which expression could be used to evaluate the expression below?

Answers

Answer:

Step-by-step explanation:

Is there supposed to be a picture

compare these integers
-10_____ 1

A.<
B.=
C.>

Answers

Answer:

-10<1

which means that -10 is less than 1

Answer:

A

Step-by-step explanation:

-10 is smaller than 1 because all the negative numbers are less than 0 and all other positive numbers

Determine whether or not the triangle with the given side lengths is a right triangle.
60 inches, 11 inches, 61 inches
leg a
in
leg b =
in
hypotenuse c =
in
Right triangle? Yes or No.

Answers

I would say no because I think the highest corner degree would be 79 degrees and a right triangle needs to be 90 degrees. Sorry if it’s wrong.

Please help- will give brainlist. I would appreciate if you told me how you got the answer but you don’t have to

Answers

Answer:

14 units

Step-by-step explanation:

Area is l*w and since the length is known, solve for width

182/13=13w/13

w=14

Answer:

14 units

Step-by-step explanation:

Given, the area of rectangle = 182 square units

length = 13 units

width = ?

By using the formula to find the area of a rectangle, we have

area of rectangle = length * width

182 = 13 * width

182/13 = width

14 units = width

Help me pls))))

When you show a friend your idea for an art project, he says the idea is too superficial. What can you do to fix this?

A) Strengthen and lengthen your research process.

B)Abandon the idea all together.

C)Add another topic to your original topic.

D) Ignore your friend and create the artwork anyway

Answers

A. It just is trust.

What is the value of (5r+1/5)² when r = 1?

Answers

Answer:676/25

Step-by-step explanation:

when r=1

(5(1)+1/5)^2

(5+1/5)^2

((25+1)/5)^2

(26/5)^2

676/25

Find the area of the right triangle.

Answers

54 is th answer because ther is 6 units on one side and 9 units in the other and when you times you get this I think

Answer:

[tex] \frac{1}{2} \times 9 \times 6 = 27 \\[/tex]

You have to count the units then put the rule

[tex] \frac{1}{2} \times base \: \times hight[/tex]

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