What strategy would be the best to solve this problem? Ann-Marie bought apples. She kept one-third for herself and gave the rest to 4 friends. Each friend got 2 apples. How many apples did Ann-Marie buy? A. guess, check and revise B. work backwards C. use a formula D. look for patterns

Answers

Answer 1

Answer:

D. Look for patterns

Step-by-step explanation:

To solve :

Assume number of apples bought = x

Fraction kept = 1/3 of x

Fraction shared = (x - x/3) = (3x - x) /3 = 2x/3

Number of people who shared (2x/3) = 4 with each getting 2

Total number shared = 4 * 2 = 8

Fraction shared = total shared

2x/3 = 8

Multiply both sides by 3

(2x/3) * 3 = 8 * 3

2x = 24

x = 12

Hence, Anne-Marie purchased 12 apples


Related Questions

please answer question 3

Answers

Answer:

2/6

Step-by-step explanation:

I think the answer is D; 2/6.

A square has an area of 9yd^2. What is the length of each side?

Answers

Answer: The side length is 3 yards.

Step-by-step explanation:

To find the area of a square, you have to square one of it's side lengths since they all share the same length.  Since we know the area, and we need to find the side length so we just need to find the square root of the area.

[tex]\sqrt{9}[/tex] = 3    

The side length is 3 yards.

The length of each side of a square is, 3 yards.

What is mean by Rectangle?

A rectangle is a two dimension figure with 4 sides, 4 corners and 4 right angles. The opposite sides of the rectangle are equal and parallel to each other.

We have to given that;

⇒ An area of square = 9 yards²

Now, We know that;

⇒ Area of square = Side²

Let the side of square = a

So, We get;

⇒ a² = 9

⇒ a = √ 9

⇒ a = 3 yards

Learn more about the rectangle visit:

https://brainly.com/question/2607596

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What is the length of BC?
9 units
11 units
15 units
16 units​

Answers

Answer:

x = 15

Step-by-step explanation:

I used the pythagorean theorem on BAC triangle

If you have any questions about the way I solved it, don't hesitate to ask me in the comments below ;)

The length of BC is 15 units.

In the right triangle ABC.

we have AC = 8 units and AB = 17 units.

We need to find the length of BC using the Pythagorean theorem.

What is the Pythagorean theorem?

It states that in a right-angled triangle the square of the hypotenuse is equal to the sum of the squares of the other two sides.

In the given right-angle triangle ABC.

We have,

AB = hypotenuse and the other two sides are AC and BC.

Applying the Pythagorean theorem.

We get,

[tex]AB^{2} = AC^2 +BC^2[/tex]

Now substitute AC = 8 and AB = 17.

[tex]17^2=8^2+BC^2\\289=64+BC^2\\BC^2=289-64\\BC^2=225\\BC=\sqrt{225}\\ BC=15 ~units.[/tex]

Thus, we have the length of BC as 15 units.

Learn more about finding length in a right-angle triangle here:

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What is the slope and the y-intercept in this linear equation?



y = -x + 4

Answers

Slope: -1

y-intercept: 4

*Any time x is by itself, it is either positive 1 (just x by itself) or negative 1 (x with a negative sign)

can somebody help me please ?

Answers

Answer:

ik that angle one would be the same as 3 and 2 and 4 are also the same so if u find an answer for 2 or 4 they would be the same but is there like a total of the entire thing

Answer:

Angle 1 = 72 degrees

Angle 2 = 110 degrees

Angle 4 = 110 degrees

Step-by-step explanation:

Use angle rules.

Angle 2 + angle 3 = 180, because they supplementary angles.  Therefore, to find angle 2, you can do 180 - 72 = 110 degrees.

Angle 1 and angle 3 are vertical angles, meaning they are equal.  Thus, angle 1 = 72 degrees.

Angle 2 and 4 are vertical angles, meaning they are equal.  Thus, angle 4 = 110 degrees.

Which set of ordered pairs represents a function?
A {(1,1),(5, -9), (1,7), (8, -4)}

B {(-9, -1),(-9,5), (9,6), (-7,7)}

C {(-7,7), (1, -9), (6, 7), (-1,3)}

D {(-7, -6),(-4,2), (-7, -9), (1, -6)}

Answers

Answer:

C

Step-by-step explanation:

The easiest way to solve these problems is usually to just look at the x values and see if any of them appear more than once. If you have 2 or more of the same x value in one set, it isn't a function. If every x value is different, it is a function

Which linear inequality is represented by the graph?
Is this right?

Answers

Answer:

  y ≤ [tex]\frac{1}{2} x + 2[/tex]

Step-by-step explanation:

≤ because the area below the line is shaded.

a submarine dived 308 feet in 4 minutes. Find the average change in depth of the submarine each minute

Answers

Answer: 77

Step-by-step explanation:

Need help ASAP!! Tysm

Answers

Answer:

-86

Step-by-step explanation:

12 - -7^2(2)

12 - 49(2)

12-98

-86

Answer:

-86

Step-by-step explanation:

Plug in the values of x and y: [tex]12 -(-7)^{2}2[/tex]  Simplify: [tex]12 - 7^{2}2[/tex]  [tex]7^{2}[/tex] = 7 × 7 = 49Plug 49 in: 49(2)49(2) = 49 × 2 = 9812 - 98 = -86

I hope this helps!

Find the variable of x.
8x-2=-9+7x

Answers

Answer:

8x-2=-9+7x equals X=-7

Answer:

x = -7

Step-by-step explanation:

Luis can do 78 up downs in 4 minutes. At this rate, how many
minutes will it take him to do 156 up
downs?

Answers

Answer:

i have no clue, sorry

Step-by-step explanation:

The answer would be 8 minutes

Sydney read 50 pages in 40 minutes.she reads at a constant rate.

Answers

picture answer

HOPE IT HELPS!!!

Select all statements that are true of polynomials:

Answers

Answer:

All of them are true except the 5th from the top

Step-by-step explanation:

All of them are right

Which of the following is the solution set of the
problem?
(-infinity, -3)
(-infinity, -3]
[-3, infinity)
(-3, infinity)

Answers

Answer:B

Step-by-step explanation:

Got it correct

A total of 4500 tickets to a concert were sold and the price for each ticket was either $59 or $85. If the
amount collected was $291, 500, how many tickets were sold at each price?
O (35, 10)
O (3500, 1000)
O (1000, 2200)
O (3000, 1500)

Answers

Answer:

3500 tickets were sold at $59

1000 tickets were sold at $85

(3500, 1000)

Step-by-step explanation:

x + y = 4500

59x + 85y = 291500

x + y = 4500

x = 4500 - y

59(4500 - y) + 85y = 291500

265500 - 59y + 85y = 291500

265500 + 26y = 291500

26y = 26000

y = 1000

x + y = 4500

x + 1000 = 4500

x = 3500

Check:

x + y = 4500

3500 + 1000 = 4500

4500 = 4500

59x + 85y = 291500

59(3500) + 85(1000) = 291500

206500 + 85000 = 291500

291500 = 291500

-3 2/5 - 5/6
I dont just need the answer. I wanna know how to do it.​

Answers

Answer:

so do you mean the step by step??

Answer:

- 4 ⁷/₃₀

Step-by-step explanation:

= -3 2/5 - 5/6

= - 17/5 - 5/6  ---- LCM of 5 & 6 is 30

= _  17 * 6   _   5 * 5  

       5 * 6        6 * 5

=  _  102 - 25

            30

=  _ 127

        30

=  4 ⁷/₃₀

i need help it has to be correct

Answers

Answer:

BC = 14.40 correct to 1dp

Step-by-step explanation:

Sin44°= AC/BC

BC=AC/sin44°

BC=10/0.695

BC=14.3884892086330

BC = 14.40 correct to 1dp

Suppose that the grade 7 student expected to sell between 100 and 150 hotdogs. How many packages of 12 wieners and 8 buns should the students buy if they don't want any leftovers ?Justify your answer .How many packages of each should they buy if they expect to sell more than 300 hotdogs.

Answers

Assuming that 1 wiener and 1 bun required to sell 1 hotdog.

Given that there are 12 wieners and 8 buns in 1 packet of each.

Let m be the minimum numbers of hotdogs for no leftover wieners or buns.

So, m must be a number which is divisible by both 12 as well as 8.

The smallest number which is the common multiple of both 12 as well as 8 is the highest common factor (H.C.F.) of 12 and 8 which is 24.

So, m=24

At this pint, note that 24 is the minimum number of hotdogs that students can sell with no leftover wieners or buns. For this, they need 2 packets of wieners and 3 packets of buns.

So, 1 m hotdogs required 2 packets of wieners and 3 packets of buns

But, here the number of hotdogs is between 100 and 150.

The next possible number of hotdog wit no leftover wieners or buns is 48 which is 2m, the next will be 3m, and so on.

In fact, any multiple of m will be divisible by 12 as well as 8, so there will not be any leftover wieners or buns.

So, 24n hotdogs require 2n packets of wieners and 3n packets of buns,

where n is a counting number.

Now, find the multiple of 24 in between 100 and 150,

The first multiple is 24x5=120

So, 120 hotdogs require 2x5=10 packets of wieners and 3x5=15 packets of buns

The second multiple is 24x6=144

So, 144 hotdogs require 2x6=12 packets of wieners and 3x6=18 packets of buns

If the students want to sell more than 300 hotdogs:

The minimum number which is multiple of 24 is 24x13=312, the next number is 24x14=336, and so on

For this n=13, 14, 15, ...

So, they need to buy 2n packets of wieners and 3n packets of buns to sell 24n packets of hotdogs for no leftover.

For the minimum number of 312 hot dogs, they need to buy 2x13=26 packets of wieners and 3x12=36 packets of buns.

A rectangle has perimeter 68 cm and length 25 cm. What is its​ width? In centimeters.

Answers

Answer: 9cm

Step-by-step explanation:

Answer:

18

Step-by-step explanation:

To find it you must multiply the length by 2

25 × 2 = 50

Then subtract the result with the perimeter

68-50 = 18

And the result of that is your answer

2= 5 j -28 one or two step equation

Answers

Answer:

j=6

Step-by-step explanation:

2=5j-28

+28  +28

30=5j

/5    /5

j=6  

There are 3 consecutive integers. If the smallest one is n, find the sum of 3 integers.

Answers

Answer:

           3n + 3

Step-by-step explanation:

The consecutive integers are increasing by 1

n ← the smallest integer

n+1 ← the middle integer

n+1+1 = n+2   ← the largest integer

The sum:

S = n + n+1 + n+2

S = 3n + 3

The midpoint of FG is (6-4) and the coordinates of point Fare (-3, 6).
3. What are the coordinates of point G?

Answers

If you mean that the midpoint of FG IS (6,-4), then the coordinates for point G is (15,-14) :)

Absolute value
|3x-4|= |3x-5|

Answers

Answer: 3/2 or 1.5

Hope this helps

Answer:

The x value where both are equal is 1.5

Step-by-step explanation:

Graphed both, only point where the 2 functions intersect is at (1.5, 0.5)

HEEYYA answer this ASAP ILL GIVE YOU 50 points

Answers

Answer:

A

Step-by-step explanation:

Answer:

I'm pretty shure it A. based on which way the graph moves and the direction iit's going in

A local parking garage charges $2.50 per hour. If Jason parks in the parking
garage for 3 hours, how much will he need to pay.

Answers

Answer:

$7.50

Step-by-step explanation:

3. Factor out the GCF
-3x'y' + 15x'y' - 6xy

Answers

Factored out = -X•(3/y-5xy^-5)

Show an expression for three plus two, then times by four

Answers

Answer:

4(3+2)

Step-by-step explanation:

Write using order of operations

Answer:

4(3+2)

Step-by-step explanation:

there you go, hope it helps!

5x+18=7x-4 With Justify Steps

Answers

Answer:

x=11

Step-by-step explanation:

Let's solve your equation step-by-step.

Step 1: Subtract 7x from both sides.

Step 2: Subtract 18 from both sides.

Step 3: Divide both sides by -2.

therefore x=11

Answer:

x = 11

Step-by-step explanation:

5x+18=7x-4

    +4          +4

5x + 22 = 7x

-5x           -5x

22 = 2x

/2        /2

x = 11

Isolate the variable by dividing each side by factors that don't contain the variable.

what..................

Answers

Answer:ni

Step-by-step explanation:

Part A)
JKL has vertices J(2, 4), K(-4,-2).
L(2,-2).
Graph the image after a
reflection in the line y = 1.
Part B)
Record your image points here:
J'( 2, _)
K’(-4, _)
L'(2, _)

Answers

Hi I think it’s k’(-4, _)
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