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Helga [31]
3 years ago
15

Is it is it possible to have 43 pencils and divide the pencils into groups with the same number of pencils with none left over

Mathematics
2 answers:
anastassius [24]3 years ago
6 0

we have given 43 pencils

we need to divide it equally so that none can be without groups.

we need to find the factors of 43.

we know that 43 is a prime number. which cannot be divided.so it is not possible to divide the 43 pencils with none left over .

sladkih [1.3K]3 years ago
5 0

TO find out the answer, we need to check whether 43 have any factors or not

43 is a prime number that is it have only two factors 1 and 43 . So either 1 will take whole 43 pencils or 43 will take one pencil each .

So it is not possible to divide 43 pencils into groups with the same number of pencils and none left over .

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If the function rule is to divide by 10, and there is an output value is 7.2, what is the input value?
Sergeeva-Olga [200]
The answer is:  "72" .
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 (input value, or "x")  / 10 = y  = f(x);

When y = 7.2, what is the value of "x" ?


x / 10 = 7.2 ;

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3 years ago
If the circumference is 31.4, what are the radius and the area?
jekas [21]

Answer:

radius = 5 units

area of a circle = 15.7units²

Step-by-step explanation:

given that the circumference of a circle = 31.4

radius = ?

recall that the formulae for finding the circumference of a circle  =  2πr

circumference of a circle  = 2 x 3.14 x r

31. 4 = 6.28r

divide both sides by the coefficient of r which is 6.28

31.4/6.28 = 6.28r/6.28

5 = r

radius = 5 units

therefore the radius of the circle whose circumference is 31.4 units is evaluated to be 5units

to find the area of the circle

recall the formula = πr²

area of a circle = 3.14 x 5²

area of a circle = 3.14 x 25

area of a circle = 15.7units²

7 0
3 years ago
Plz help me I really need help
swat32

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3 years ago
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Which is the approximate solution for the system of equations 3x+4y=2 and 4x+y=-4
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6 0
3 years ago
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3 years ago
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