Mary used Delicious (d) and Golden Delicious (g) apples to make homemade applesauce. Delicious apples are $0.75 each and Golden Delicious apples are $1.25 each. Mary spent $21.00 on 22 apples.
How many Golden Delicious apples did Mary buy?

Answers

Answer 1

Answer:

Mary bought 9 Golden Delicious apples

Step-by-step explanation:

This can be solved by setting up a system of equations. Based on the information given, the equations would be set up as follows.

[tex].75d+1.25g=21.00\\d+g=22[/tex]

I prefer to solve using substitution, but elimination can be used as well

[tex].75d+1.25g=21.00\\g=22-d[/tex]

We can now plug in this g value to the first equation

[tex].75d + 1.25 (22-d)=21.00\\.75d + 27.5-1.25d=21\\27.5-0.5d=21\\-.5d=-6.5\\d=13[/tex]

This means mary bought 13 delicious apples. She bought 22 apples in total,  so the total number minus the amount of delicious apples will give us the amount of golden delicious apples.

22 - 13 = g

9 = g

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~`

Let me know if you have any questions! Spread the love.


Related Questions

Simplify:

{(-8)^-4 ÷ 2^-8}^2

Answers

Answer:

ok so first we have to do whats in the brackets then we have to do to exponits so first

(-0.00024414062divided by 0.00390625)^2

-0.06249999872^2

-0.00390624984

Hope This Helps!!!

Susan Marciano invested part of her 28,000 bonus in a fund that paid an 11% profit and invested the rest in stock that suffered a 5% loss. Find the amount of each investment if her overall profit was 2,920

Answers

a = amount that paid 11% profits

b = amount that lost 5% profits

we know that whatever those values are, a + b = 28000.

how much is 11% of "a"? well, (11/100) * a = 0.11a.

how much is 5% of "b"? well (5/100) * b = 0.05b.

[tex]a+b=28000\implies b=28000 - a \\\\[-0.35em] ~\dotfill\\\\ \stackrel{paid~11\%}{0.11a}~~ \stackrel{\stackrel{loss}{\downarrow }}{-} ~~\stackrel{lost~5\%}{0.05b}~~ = ~~\stackrel{overall~paid}{2920} \\\\\\ \stackrel{\textit{substituting on the 2nd equation}}{0.11a~~ - ~~0.05(28000-a)}=2920\implies 0.11a+0.05a-1400=2920 \\\\\\ 0.16a-1400=2920\implies 0.16a=4320\implies a=\cfrac{4320}{0.16} \\\\\\ \boxed{a=27000}~\hspace{10em}\boxed{\stackrel{28000-a}{b=1000}}[/tex]

Which of the following is equivalent to -4^-2?

Answers

Answer:

(-1)/16

Step-by-step explanation:

-4^-2 = -1/((4)(4)) = True

(-1)/4^2

Evaluate 4^(-2).

4^(-2) = 1/16:

Answer: -1/16

Simplify the following:

(-1)/(4×4)

Hint: | Multiply 4 and 4 together.

4×4 = 16:

Answer: (-1)/16

Suppose Abby tracks her travel time to work for 60 days and determines that her mean travel time, in minutes, is 35.6. Assume the travel times are normally distributed with a standard deviation of 10.3 min. Determine the travel time
such that 26.11% of the 60 days have a travel time that is at least
.

You may find this standard normal distribution table or this list of software manuals useful. Give your answer rounded to two decimal places.

Answers

Using the normal distribution, it is found that the the travel time such that 26.11% of the 60 days have a travel time that is at least is of 42.19 minutes.

Normal Probability Distribution

In a normal distribution with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the z-score of a measure X is given by:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

It measures how many standard deviations the measure is from the mean. After finding the z-score, we look at the z-score table and find the p-value associated with this z-score, which is the percentile of X.

In this problem:

The mean is of [tex]\mu = 35.6[/tex].The standard deviation is of [tex]\sigma = 10.3[/tex].

The travel time such that 26.11% of the 60 days have a travel time that is at least X when Z has a p-value of 1 - 0.2611 = 0.7389, hence X when Z = 0.64, hence:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

[tex]0.64 = \frac{X - 35.6}{10.3}[/tex]

[tex]X - 35.6 = 0.64(10.3)[/tex]

[tex]X = 42.19[/tex]

The travel time such that 26.11% of the 60 days have a travel time that is at least is of 42.19 minutes.

More can be learned about the normal distribution at https://brainly.com/question/24663213

8x18÷4+15 use pemdas right answers only​

Answers

Answer:

51

Step-by-step explanation:

Parenthesis

Exponents

Multiplication

Division

Addition

Subtraction

Multiplication first, then division, and then addition.

(8*18)÷4+15 (Multiplication)

(144÷4)+15 (Division)

(36) + 15 (Addition)

   51

Hope that helps!

Answer:

51.

Step-by-step explanation:

When we use PEMDAS, we need to know what it stands for first. What it stands for will give us the steps necessary to complete and solve this problem.

PEMDAS stands for Parenthesis, Exponents, Multiplication, Division, Addition, and Subtraction.

In this problem we do not have parenthesis or exponents, so we can go ahead and skip to multiplication. So:

8 x 18 ÷ 4 + 15

144 ÷ 4 + 15

Now we can go to doing division.

144 ÷ 4 + 15

36 + 15

Now we can do addition.

36 + 15

So, the answer is 51.

I hope that this helps.

Math Help Help Fast Alot of points

Answers

Observe the side lengths

Here

JI>JH>IH

Now we know

that bigger side has bigger opposite angle

[tex]\\ \tt\hookrightarrow <H ><J ><I[/tex]

Answer:

Observe the side lengths

Here

JI>JH>IH

Now we know

that bigger side has bigger opposite angle

Step-by-step explanation:

PLEASE HELP SOLVE THIS IM STUCK AND VERY CONFUSED I WILL GIVE BRAINLY

Answers

In simple words, The question is asking us to find the Slope of the given line...

[tex] \boxed{ \sf \: m = \frac{rise}{run} = \frac{ y_{2} - y_{1} }{ x_{2} - x_{1} } }[/tex]

The letter m represents slope

To find the slope, We need to take two point and then identitify x1, x2, y1, y2

(3,-4)(-1,8)

Now,

[tex] \tt \: m = \frac{8 - ( - 4)}{ - 1 - 3} [/tex]

[tex] \tt \: m = \frac{8 + 4}{ - 4} [/tex]

[tex] \tt \: m = \frac{12}{ - 4} [/tex]

[tex] \boxed{ \bf \: slope = - 3}[/tex]

Solution:

Note that:

Slope = Rise/RunRise and Run stated in picture

Step-1: Pick and two points on the line.

My chosen points are: (0,5) and (2,-1)

Step-2: Use the formula y₂ - y₁/x₂ - x₁:

y₂ - y₁/x₂ - x₁ = Slope=> -1 - 5/2 - 0 = Slope=> -6/2 = Slope=> -3 = Slope

The slope of the line is -3.

Use intercepts to graph the linear equation -12x+3y=24

Answers

Answer:

Step-by-step explanation:

X intercept is when y = 0, so let’s try that first.
-12x + 3(0) = 24
-12x + 0 = 24
-12x = 24
-12x/-12 = 24/-12
x = -2
The x intercept would be (-2,0)

Y intercept is when x = 0, so let’s do that next.
-12(0) + 3y = 24
0 + 3y = 24
3y = 24
3y/3 = 24/3
y = 8
The y intercept would be (0,8)

7 times as much as the sun of 1/3and 4/5

Answers

Answer:

Step-by-step explanation:

First of all, you add 1/3 and 4/5, so you get:

To add 2 fractions, they need to have the same denominator. Since 3 and 5 don't have a common factor, so you multiply 1/3 by 5, and 4/5 by 3, so you get:

Now, the two fractions got the same denominator, and you can add them by adding the numerators over the same denominator. (You don't add denominators in addition) so you get:

That's the sum of 1/3 + 4/5.

Now, they want the sum of the 2 fractions 7 times. So you multiply 17/15 by 7. And as you know, 7 = 7/1. So you get:

In multiplication no need to have the same denominator. You multiply nominators by nominators and denominators by denominators. So you get:

Since 119 and 15 don't have a common factor, so they can't be simplified.

So, the answer is 119/15.

Hope this Helps! :D

-3/5b+7+2/5b=19 please answer

Answers

Step-by-step explanation:

here your answer

above photo is your answer

A mechanic charges C(t) dollars to install a new distributor in a car. The formula C(t)=16t+160 is used to find the cost of installation, where t is the number of hours of labor performed by the mechanic. What does the slope represent?

Answers

Answer:

Labor cost per hour

Step-by-step explanation:

The given formula is linear, with the slope of 16 and the y-intercept 160.

The slope represents a labor cost per hour and the y-intercept is the cost of spare parts used in repair.

Which statement is true about liabilities but not expenses

A. They have a normal debit balance.
B. They are due in the period they are incurred.
C. They are on the company’s income statement
D. They are recorded when owed

Answers

Answer:

B. They are recorded when owed

Step-by-step explanation:

Hope this helps

What’s the correct answer for this?

Answers

Answer:

336cm is 3.36m

Step-by-step explanation:

divide 336 by 100 to get to meters which is 3.36m

Answer:

[tex]\boxed{\frac{336}{1} = \frac{336}{100} = 3.36 }[/tex]

1 meter → 100 centimetres

solve:

100 centimetres → 1 meter

1 centimetres → [tex]\frac{1}{100}[/tex] meter

336 centimetres → [ [tex]\frac{1}{100}[/tex] [tex]* 336[/tex] ] meter

3.36 meter

Noelle is 4 feet tall and her brother Oliver us 42 in. How many inches taller is Noelle than Oliver?

Answers

Answer:

6 inches

Step-by-step explanation:

There are 12 inches in 1 foot so

12 inches X 4 feet = 48 inches

Then we subtract the 48 in minutes the 42 in to find the difference between Noelle and Oliver's height

48-42=6

Choose Yes or No to tell if the fraction will make each equation true.

Answers

Answer:

#1 Is Yes

#2 is no

#3 is no

#4 is yes

can you please solve this question please​

Answers

Answer:

B. False.

Step-by-step explanation:

4 (x + 6) = 24

4x + 24 = 24

4x = 0

x = 0

Therefore, answer choice B is the correct answer.

False
28 doesn’t equal 24

HELP ME OUT PLEASE!!!

Which transformation below caused AB to transform into A'B'? Use graph paper to sketch the transformation if needed.

A) a reflection across the x-axis

B) a counter-clockwise 90 degree rotation about the origin

C) a reflection across the y-axis

D) a translation 3 units down and 7 units left​

Answers

The transformation below that caused AB to transform into A'B' is a reflection across the y-axis

How to translate a coordinate point to another

Given the following coordinates

A = (6, 2)

B = (2, 6)

A' = (-6, 2)

B' = (-2, 6)

According to the reflection rule, the reflection over y axis is given as:

[tex](x,y)\rightarrow (-x,y)[/tex]

Note that the x-coordinate was negated as seen from the translation A to A' and B to '.

Hence the transformation below that caused AB to transform into A'B' is a reflection across the y-axis

Learn more on transformation here: https://brainly.com/question/1462871

Evaluate variable expressions for 1 and 2

Answers

2a + b^2

2(3) + 2^2

6 + 4

10


(x-3)/y

((12)-3)/(3)

9/3

3/1

3

Answer: The answer is 10

Step-by-step explanation:

2a = 2 times 3 which is 6. b2= 2 times 2. 2 times 3 is 6, 2 times 2 is 4. 6 + 4 is 10

What is the slope of this graph. A. -1/3 B. 2/3 C. 1/3 D.-2/3

Answers

Answer: 2/3

Step-by-step explanation:

Consider the pts (0, -3) and (3, -1).

change in y = -2

change in x = -3

So the slope is (-2)/(-3) = 2/3

please help me i am stuck, i need better instructions. i dont want an answer. tysm for ur time.

Answers

Answer:

38 in²

Step-by-step explanation:

5 faces:

front: area = 2*6/2 = 6

back = front = 6

left = 3 * 2 = 6

right = 4*2 = 8

bottom = 6*2 = 12

total = 6 + 6 + 6 + 8 + 12 = 38 in²

someone please help me please please please help me please please please please please please please please please with these quadratic equations​

Answers

Answer:

5, 22, 16

Step-by-step explanation:

10. t = 5

11. k = 22

12. z = 16

HELP PLEASE I AM SO STUCK AND CONFUSED

Answers

Answer:

5 2/3 in

Step-by-step explanation:

Circumference equation:

C = 2πr

Substitute the values of C and π, then solve for r:

35 13/21 = 2*22/7*r21(35 + 13/21) = 21*44/7r735 + 13 = 132r748 = 132rr = 748/132r = 5 2/3 in

In a neighborhood, 1240 of the lots have three or more trees. Which percentage of lots in the neighborhood have three or more trees?

Answers

Answer: 30%

Step-by-step explanation:

Order these three values from least to greatest. Explain or show your reasoning.

65 percentage of 80
82 percentage of 50
170 percentage of 30

Answers

Tthese three values from least to greatest is 41. 43 and 51

What is percentage?

Percentage can be defined as the fraction of a number and 100.

It is represented with the symbol, %.

From the information given, we have that;

65 percentage of 8082 percentage of 50170 percentage of 30

This is represented as;

60/100 × 80

Multiply the values

48

82/100 × 50

Multiply the values

41

170/100 × 30

Mutiply the values

51

Hence, the values are 41, 48 and 51

Learn about percentage on:

https://brainly.com/question/843074

#SPJ1

Polynomial factoring
X^3-5x^2-x+5

Answers

Answer:

=143Yiii HAHHAHAHAHAHAHHA

Answer:

(x-5)(x-1)(x+1)

Step-by-step explanation:

hope this helps you :)

on
ning
Solve for x and y.
x
128°
у

Answers

Answer:

y88 porty forty

YoungBoy

Answer:

x = 52°

y = 128°

Step-by-step explanation:

This is an isosceles trapezoid as the legs are the same length (denoted by the double dashes).

For an isosceles trapezoid, the sets of angles adjoined by parallel lines are equal.  Therefore, for this trapezoid, y = 128 and the two remaining angles are both x.

The interior angles of a trapezoid = 360°

Therefore, x + x + 128 + y = 360

Since we know y = 128:

2x + 128 + 128 = 360

⇒ 2x = 104

⇒ x = 104 ÷ 2 = 52

This is Linear Equation. The Sum of three numbers is 27. The second number is three times the first, while the third is twice the first, Find the average.​

Answers

Answer:

average = 9

(the third number is the average)

Step-by-step explanation:

If the sum of three numbers is 27, then the average (mean) is the total (27) divided by the number of values (3):

⇒  27 ÷ 3 = 9

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

However, if you want to find the actual numbers:

Let x = first number

Let y = second number

Let z = third number

Given:

The sum of three numbers is 27  ⇒ x + y + z = 27The second number is three times the first  ⇒ y = 3xThe third number is twice the first  ⇒ z = 2x

Substitute y = 3x  and  z = 2x  into  x + y + z = 27 and solve for x:

⇒ x + 3x + 2x = 27

⇒ 6x = 27

⇒ x = 4.5

    y = 3x  

⇒  y = 3 x 4.5

⇒  y =13.5

    z = 2x

⇒  z = 2 x 4.5

⇒  z = 9

Therefore, x = 4.5  y = 13.5  and z = 9

which means z (the third number) is same value as the average

Ling Ling collected(587) stickers and Jia Jia collected 245 stickers. After giving 40 stickers to their cousin, they put the remainder equally into(36 boxes. How many stickers were there in each box?​

Answers

Answer:

22 stickers in each box

Step-by-step explanation:

Ling Ling = 587 stickers

Jia = 245 stickers

Therefore, total number of stickers = 587 + 245 = 832

if they gave 40 stickers to their cousin, then

remaining stickers = 832 - 40 = 792

If they put the remaining 792 stickers equally into 36 boxes, then

number of stickers in each box = 792 ÷ 36 = 22

Declmal answers
A student ran out of time on a multiple choice exam and randomly guessed the answers for two problems. Each problem had 4 answer choices - a, b, c, d - and
only one correct answer. What is the probability that he answered both of the problems correctly?

Answers

Answer:

We can break this down:

The student has a one out of five chance of getting a correct answer, and a four out of five chance of an incorrect answer. We can express the students odds of getting one incorrect answer as 4/5. In order to get the odds of two wrong answers, we need to multiply this answer again by the odds of choosing a wrong answer. Therefore:

The odds of one wrong answer = 4/5

The odds of two wrong answers = (4/5) * (4/5) = 16/25 chance of getting both of the questions wrong.

Step-by-step explanation:

What is three hours later than 2:30

Answers

Answer:

Three hours later than 2:30 is 5:30

Step-by-step explanation:

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