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Lina20 [59]
3 years ago
14

Juanita is making necklaces to give as presents. She plans to put 15 beads on each necklace. Beadsare sold in packages of 20. Wh

at is the least number of packages she can tp make necklaces and have no beads left over?
Mathematics
2 answers:
Dovator [93]3 years ago
8 0
3  Cause 20x3 = 60 and 60/15 =4
bixtya [17]3 years ago
7 0

Answer:

3 packages will be required.

Step-by-step explanation:

Juanita puts 15 beads in a necklace.

Let Juanita purchases number of packages = 1

Then number of necklaces prepared = \frac{\text{Total number of beads}}{\text{Number of beads in one necklace}}

= \frac{20}{15}

From 1 package number of necklaces prepared will be 1 and number of beads left = 5

If she purchased 2 package then number of necklaces prepared = \frac{20\times 2}{15}=\frac{40}{15}

From 2 packages 2 necklaces will be prepared and 10 beads will be left.

Now, if she purchases 3 packages of beads then number of necklaces prepared = \frac{20\times 3}{15}=4

Therefore, 3 packages of beads will be required with no beads as left over.

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Step-by-step explanation:

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3 years ago
9. What is the system of equations that describes the following graph?
jeka94

The graph represented in the figure shows a set of linear equations each of which is represented a straight line.

Step-by-step explanation:

System of Equation can be referred to as an assortment of equations to be dealt with. Common examples include linear equations and non-linear equations such as a parabola, hyperbola etc.

Linear set of equations are the most simple of equation depicting a linear relationship between two variables.

E.g.  Y=4x+3

here y and x share a linear relationship which is defined by the straight-line graph "4x+3"

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3 0
3 years ago
What is 7 9/14 in simplest form plz need help now plz plz plz plz
PSYCHO15rus [73]
The anwser is 5/14...... hope this helps! :)


4 0
3 years ago
Read 2 more answers
A dog weighs 35.4 kilograms.1 kilogram=2.2 pounds,1 pound=0.45 kilograms.About how much does the dog weigh in pounds?Round to ne
AlladinOne [14]
Answer: 78 pounds
Explanation: if 1 kilogram is 2.2 pounds, just multiply the weight in kg by 2.2:
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4 0
2 years ago
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Prove 2/sqrt3cosx+sinx=sec(pi/6-x)
dlinn [17]

Thus L.H.S = R.H.S that is 2/√3cosx + sinx  = sec(Π/6-x) is proved

We have to prove that

2/√3cosx + sinx  = sec(Π/6-x)

To prove this we will solve the right-hand side of the equation which is

R.H.S = sec(Π/6-x)

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[As secƟ = 1/cosƟ)

           = 1/[cos Π/6cosx + sin Π/6sinx]

[As cos (X-Y) = cosXcosY + sinXsinY , which is a trigonometry identity where X = Π/6 and Y = x]

           = 1/[√3/2cosx + 1/2sinx]

            = 1/(√3cosx + sinx]/2

            = 2/√3cosx + sinx

    R.H.S = L.H.S

Hence 2/√3cosx + sinx  = sec(Π/6-x) is proved

Learn more about trigonometry here : brainly.com/question/7331447

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