Ms. Nina wants to buy candy mix for $1.00 per pound. If she already bought 50 pounds of candy for $1.20 per pound, how many pounds that costs 80 cents per pound must she buy?

Answers

Answer 1

Answer:

She must buy 50 pounds of the other candy in order to have a mix that costs $1 per pound.

Step-by-step explanation:

Her goal is to have a candy mix that has a cost of $ 1.00 per pound, therefore the relation \(\frac{\text{total cost}}{\text{total weigh}}\) must be equal to 1. She already bought a total of 50 pounds of a $1.2 per pound candy, therefore she spent:

\(\text{spent first candy} = 50*1.2 = 60\)

She wants to buy "x" of a 80 cents per pound candy, therefore if we sum it's weigh "x" with 50 pounds, then it must be equal to it's value summed with 60. We have:

\(50 + x = 60 + 0.8*x\\x - 0.8*x = 60 - 50\\0.2*x = 10\\x = \frac{10}{0.2} = 50\\\)

She must buy 50 pounds of the other candy in order to have a mix that costs $1 per pound.


Related Questions

-3 + 6x. Which expression shows the correct factorization?
Here are the ones to pick from
1. -2 + -2 +6 +x
2. 6(-2 +x)
3. 6(-2 +x)
4. -3 (1 - 2x)

Answers

Answer:

Option #4

Step-by-step explanation:

Expand option #4

=-3(1-2x)

=-3 -2x*-3

=-3+6x which is what your original equation was.

becoz it is a multiple choice, we can go by elimination, hence when we expand #4, we will get -3+6x

What is 38.5 ÷ 1.4 I need help

Answers

The answer to 38.5/1.4 is 27.5
the answer to that is 27.5

Multiply the pairs of numbers and match them with their products. Tiles (-5)(4.2) (-7)(-3) (4) (5) (2.5)(-9) Pairs 22.5 21 -22.5 -21 111

Answers

Here are the pairs matched with their products:

- (-5)(4.2) matches with -21

- (-7)(-3) matches with 21

- (2.5)(-9) matches with -22.5

Pairs (4) and (5) do not have corresponding products in the given options.

The products of the given pairs of numbers are:

(-5)(4.2) = -21

(-7)(-3) = 21

(4)(5) = 20

(2.5)(-9) = -22.5

So, the pairs of numbers and their products are as follows:

(-5)(4.2) = -21 matches with -21.

(-7)(-3) = 21 matches with 21.

(4)(5) = 20 matches with 20.

(2.5)(-9) = -22.5 matches with -22.5.

I hope this helps!

A fly can walk around a cubical block in two minutes. How long will it take the fly to walk along the edges of the cube from one corner to the opposite corner if it walks at the same rate?

Answers

Answer: 90 seconds or 1.5 minutes

Step-by-step explanation: 2 minutes(120 seconds) divided by 4 edges equals 30 seconds per edge. To get from 1 corner to the diagonally opposed opposite corner the fly would walk on 3 edges, so it would take 90 seconds

The time taken to cross from one corner to another diagonally is 90 seconds or 1.5 minutes.

What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that a fly can walk around a cubical block in two minutes.

The time taken to cover all the one edge is,

T = 120 / 4

T = 30 seconds

To get from 1 corner to the diagonally opposed opposite corner the fly would walk on 3 edges, so it would take 90 seconds. Mathematically written as,

To = 3 x 30

To = 90 seconds

To = 1.5 minutes

Therefore, the time taken to cross from one corner to another diagonally is 90 seconds or 1.5 minutes.

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I need help on all of the questions.. will give brainliest **50 POINTS**

I need help on all of the questions.. will give brainliest **50 POINTS**
I need help on all of the questions.. will give brainliest **50 POINTS**

Answers

20= 25% of 80 15=10% of 150 2.56 of his cars are new 75% of the students like pizza

I have 60% on my iPad and my brother has 90% on his how much more percentage I need as a fraction.

Answers

Answer:

1/3

Step-by-step explanation:

just convert it?

3/10

Step-by-step explanation:

60% is the same as 60/100

90% is the same as 90/100

90-60=30

30/100

30/100 is divided by 10 on each side to simplify it to 3/10

pls help me i will give brainliest to the right answers

pls help me i will give brainliest to the right answers

Answers

with all of them? or just one?
Which ones if you don’t mind me asking

You pick a card at random. 6 7 8 9 What is P(divisor of 70)? Write your answer as a percentage. %

Answers

Answer:

Step-by-step explanation:

6.789x10 3 esta es la solución

how do you solve the height?​

how do you solve the height?

Answers

Answer:

If you know the base and area of the triangle, you can divide the base by 2, then divide that by the area to find the height. To find the height of an equilateral triangle, use the Pythagorean Theorem, a^2 + b^2 = c^2.

Jacob has $200 to spend on STAR WARS toys. He already purchased $75 on vehicles and new action figures will cost him $8 each. How many action figures will Jacob be able to purchase?



The number that will get the VARIABLE is
. The number that represents the TOTAL is
. The number that WILL NOT get the variable is
. The equation to represent the number of action figures he can purchase is

Answers

Answer:

15 action figures

Step-by-step explanation:

Jacob had $200 to start off with. He spent $75 on vehicles, so we are going to subtract $75 from $200

200 - 75 = 125

He had $125 left. From the money he has left, he wants to purchase more toys. Action figures are $8 each. We will need to find how many action figures he can buy with the rest of his money. To do that, we will divide $125 by $8

125/8 = 15.625

He can buy 15 action figures with his remaining money. He will have remaining change.

I think the equation is:

8x + 125 = 200

8 gets the variable, 200 is the total, and 125 will not get the variable.

i need helps with this (click the picture to see it clearer

i need helps with this (click the picture to see it clearer

Answers

Step-by-step explanation:

any picture I am not seeing nothing

The LCM's are 12, 20, 21, 24, 12

Can you please help me.

Can you please help me.

Answers

Answer: $4,480

Step-by-step explanation:

56,000*0.08 = $4,480

name me brainliest please.

Answer:

4480

Step-by-step explanation:

To find the commission made, take the total sales and multiply by 8%

56000 * .08

4480

!!!*BRAINLIEST*!!!

A city park in the shape of a rectangle measures 90 yards by 120 yards. A rectangular playground inside the park measures 18 yards by 24
yards. What is the area of the city park around the playground?

A. 432 square yards
B. 10,368 square yards
C. 504 square yards
D. 10,800 square yards

Answers

Answer:

B. 10,368 square yards

Step-by-step explanation:

120x90= 10800

24x18=432

10800-432= 10,368 square yards

Answer
B

Explanation :
90 x 120 = 10,800
18 x 24 = 432
10,800-432= 10,368

What is the volume of the box if it is scaled down by a factor of 1/10?
V= 308 35/64

Answers

Answer:

explanation will answer.

Step-by-step explanation:

To convert this fraction to a decimal, just divide the numerator (35) by the denominator (64). So, 35 / 64 = 35 ÷ 64 = 0.546875. Approximated Values: 35 / 64 = 0.5 rounded to 1 significant figure. 35 / 64 = 0.55 rounded to 2 significant figures. 35 / 64 = 0.547 rounded to 3 significant figures.

Answer:

To convert this fraction to a decimal, just divide the numerator (35) by the denominator (64). So, 35 / 64 = 35 ÷ 64 = 0.546875. Approximated Values: 35 / 64 = 0.5 rounded to 1 significant figure. 35 / 64 = 0.55 rounded to 2 significant figures. 35 / 64 = 0.547 rounded to 3 significant figures.

Step-by-step explanation:

Two passenger trains traveling in opposite directions meet and pass each other. Each train is 1/12 mi long and is traveling 50 mph. How many seconds after the front cars of the trains meet will their rear cars pass each other?

Answers

Answer:

6 seconds

Step-by-step explanation:

Total distance between the 2 rear cars = \(\\\frac{1}{12} + \frac{1}{12} = \frac{1}{6}\\\\\\\\\\Relative speed of the trains = 50 + 50 = 100 mphT = \frac{Distance}{Speed} = \frac{1}{6} * \frac{1}{100} = \frac{1}{600} hours\\T = \frac{1}{600} hours or \frac{3600}{600} = 6 seconds\)

Simplify negative 3 over 4 divided by 2 over negative 8.

Answers

Answer:

-3/4 ÷ -2/8 = 3

the answer is 3

Answer:

3

Step-by-step explanation:

3/4 / 2/8

Keep change flip

3/4 x 8/2

Multiply the numerators and denominators

24/8

Simplify

24/8=3

HELP PLEASE ITS DUE N 20

HELP PLEASE ITS DUE N 20

Answers

Tried my best here, but sorry if they are wrong
2. 15r - 7j
3. 4b - 2n
4. 12g - 4g = 8g
5. 8c - 5
6. 2(2b + 6j)
7. 3(2s - 5f)
8. 10c + s + 2p
9. 2a <3p
10. 5(a+b)
11. 1/2r + 3/4g
12. 10(b * f)
This is the answer I have done them before
HELP PLEASE ITS DUE N 20

English is the predominant language spoken in Chile. Question 1 options: True False

whoever answers first gets the crown

Answers

Answer: The answer is false!

Step-by-step explanation: You may think its true but NO, its not true!

Answer: false

Step-by-step explanation:

the correct answer is a dialect of spanish, chilean spanish.

A scuba diver is 15.5 feet below the surface of the water. If the diver continues to swim downward at a rate of 2.5 feet per second, what is her location, in feet, relative to the surface after 712 seconds? feet

A scuba diver is 15.5 feet below the surface of the water. If the diver continues to swim downward at

Answers

The answers is: 33

33 is the integer that represents her location relative to the surface after 7 seconds.

And 33 feet far the diver have to go to return to the surface.

Step-by-step explanation:

Given:

A scuba diver is 15.5 feet below the surface of the water.

The diver continues to swim downward at a rate of 2.5 feet per second.

Now, to find the integer represents her location relative to the surface after 7 seconds.

And to find how far does the diver have to go to return to the surface.

So, to get the integer represents her location relative to the surface after 7 seconds.

Initial depth = 15.5 feet.

Distance traveled down = 7 × 2.5 = 17.5 feet.

Final depth of water surface = Initial depth + Distance traveled down.

Final depth of water surface = 15.5 feet + 17.5 feet.

Final depth of water surface = 33 feet.

Thus, 33 is the integer represents her location relative to the surface after 7 seconds.

Now, to get how far does the diver have to go to return to the surface:

As, the diver goes to 33 feet down to the surface.

Thus, the diver to return she have to go through the same distance.

So, to return to the surface she need to go to 33 feet far.

Therefore, 33 is the integer that represents her location relative to the surface after 7 seconds.

And 33 feet far the diver have to go to return to the surface.

33! hope this helped

HELP NOW!
The price of gas went from $2.53 to $2.46. What is the percent
of change, rounded to the nearest tenth of a percent?

Answers

Answer:

20% I think but I am not an expert at math but hope this helps

6%-I tried my best...

The table shows the multiplication of two linear expressions. Select the correct reason for each step.


Reason 1:

Reason 2:

Reason 3:

Reason 4:

The table shows the multiplication of two linear expressions. Select the correct reason for each step.Reason

Answers

Answer:

Step-by-step explanation:

reason 1:

opening of brackets to solve the expression

reason 2:

in multiplication order is followed i.e. the number always lead the variable in the expression

reason 3:

for clarification brackets are added to multiply like terms i.e. numbers with numbers and variable with the variable

reason 4:

the solved and simplified expression is delivered as a result

The only way to do it is if you are in the t

Someone help me with this ASAP!

Someone help me with this ASAP!

Answers

Answer:

48.1 somewhere around 36 and 57

Step-by-step explanation:

Answer:

36-57

Step-by-step explanation:

18.50 x 2.6 = 48.10, which is between those two numbers

Find the area of the figure

Find the area of the figure

Answers

Answer:

The answer is E

551.6ft²

Step-by-step explanation:

Area of shape =Area of rectangle +Area of circle

A=25×15+22/7×7.5²

A=375+176.8

A=551.7ft²

Answer is E 551.6ft^2

Please help with this math!! I will give brainliest to the best correct well-explained answer :)

Please help with this math!! I will give brainliest to the best correct well-explained answer :)

Answers

Answer:

put more powder and mix it because its a   soultable  and lemonade so the more mixures more of it and that wont change the taste

An auxiliary verb is a verb that adds functional or grammatical meaning to the clause in which it occurs, so as to express tense, aspect, modality, voice, emphasis, etc. Auxiliary verbs usually accompany an infinitive verb or a participle, which respectively provide the main semantic content of the clause. Step-by-step explanation:

He already answered I just want points but hope you get a good grade

A television set may be described in terms of the diagonal measure of it's screen.If a TV screen is 16 inched by 12 inches,what is the length of it's diagonal?

Answers

25 inches,
D^2 = (15)^2 + (20)^2
D^2 = 225 + 400
D^2 = 625
square 625 and you get 25 so 25 inches is the answer
The length of the diagonal is 25 inch. What is Pythagoras theorem? The relationship between the three sides of a right-angled triangle

please help me. I hate word problems.

please help me. I hate word problems.

Answers

Answer:

The answer is A 6 miles

Sara's taxi ride to the movies went 6 miles to get the total $20.5

Step-by-step explanation:

$2.75 x 6 miles= 16.5

$16.5 + $4 for the first mile = $20.50.

Can someone help me.

Can someone help me.

Answers

Answer:

A. x = -6
B. x = 15

Step-by-step explanation:

A.

\(\frac{x}{3}-5=-7\\\frac{x}{3}-\frac{15}{3}=-7\\\frac{x-15}{3}=-7\\x-15 = -7*3\\x-15=-21\\x=-21+15\\x=-6\)

B.

\(\frac{x}{2}-5=2.5\\\frac{x}{2}-\frac{10}{2} = 2.5\\\frac{x-10}{2}=2.5\\x-10= 2.5*2\\x-10=5\\x=5+10\\x=15\\\)

I hope this helps brother! :D

a.
x/3-5=-7
+5. +5
x/3=-2
*3. *3
x=-6
b.
x/2-5=2.5
+5. +5
x/2=7.5
*2. *2
x=15

CORRECT ANSWER GETS BRAINLIEST! Pls HELP

CORRECT ANSWER GETS BRAINLIEST! Pls HELP

Answers

I think the answer is a
The answer is b because i checked on a calculator
CORRECT ANSWER GETS BRAINLIEST! Pls HELP

A Divided Dinner
Kenny is providing dinner to 12 families who need food. Each family is the same
size. The families chose the food items that they would like to receive. The table
below shows each food item, the amount of each food item that he has to share,
and the number of families that requested each food item.
Food Item
Number
of Pounds
Available
Number of
Families
Receiving Item
chicken 113.4 9
rolls 6.6 12
mashed potatoes 28.5 10
corn 18.92 11
green bean casserole 5.37 3
Kenny is unsure of how much to give each family. Can you help him divide up
dinner for the families in need?
Part 1
Directions: Fill in the chart to estimate the amount of each type of food that each
family wil receive. Use compatible numbers to help you estimate.
Food Item
Rounded
Number
of Pounds
Available
Rounded
Number of
Families
Receiving
Item
Division
expression
Estimated
Amount
Each
Family
Receives
chicken ___ ___
rolls ___÷ ___
mashed potatoes ___÷ ___
corn ___÷ ___
green bean casserole ___÷ ___
Part 2
Directions: Fill in the chart with the total amount, in pounds, of each food
item each family will receive

Answers

Answer:

Filling the chart to estimate the amount of each type of food that each family will receive is as follows:

Rounded Food Items and Families:

Food Item Number of Pounds Number of Families Estimated

Rounded Receiving Item Receiving

Chicken rolls 113 10 11.3

Mashed potatoes 7 12 0.6

Corn 28 10 2.8

Green bean 19 11 1.7

Casserole 5 3 1.7

What is an estimate?

An estimate is a rough calculation based on available information or rounded-off data.

Estimates are made to enable quick decisions without knowing complete details.

For this estimate, we used the division operation to obtain the quotients that should be the share of receiving families from each food category.

Original Data:

Food Item Number of Pounds Number of Families

Available Receiving Item

Chicken rolls 113.4 9

Mashed potatoes 6.6 12

Corn 28.5 10

Green bean 18.92 11

Casserole 5.37 3

Thus, as much as possible, some pounds of food items have been rounded to enable the estimate to be produced.

The Complete Table for Rounded Food Items and Families is shown below

What is an estimate?

An estimate is a rough computation made using information that is currently known or data that has been rounded off.

Estimates are created to help in decision-making quickly without having all the information.

So, In order to determine the quotients that represent the share of receiving households from each food group for this estimate, we employed the division procedure.

Original Data:

Food Item             Number of Pounds     Number of Families

                                    Available                   Receiving Item

Chicken rolls                    113.4                              9

Mashed potatoes               6.6                             12

Corn                                  28.5                             10

Green bean                       18.92                           11

Casserole                           5.37                            3

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Roberto and Sandy are playing a rounding game. Roberto says the number 634. Sandy rounds Roberto's number to the nearest hundred. What number does Sandy say?

Answers

The Answer Is 600 Because The Number To The Right Is Less Than 4
The answer would be 600

Reason: rounding the the nearest hundred going up needs to be 350+ in order for it to be 400, anything 349 and below it would be 300
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