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Brut [27]
3 years ago
9

What's the greatest common factor of 30 and 15 and 60

Mathematics
2 answers:
vaieri [72.5K]3 years ago
7 0
15. 15 is a factor of 30 and 60. Since 15 is also the largest possible factor of itself, the greatest common factor is 15.
disa [49]3 years ago
4 0
The greatest common factor of the three numbers is 15
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a drilling team detected water 38 feet below the ground. if it took workers 8 days to be able to dig and pull up the water, how
xz_007 [3.2K]

Answer:

On average, the workers dig 4.75ft each day. Also, what x and y questions?

Step-by-step explanation:

Take 38/8=4.75

I hope you have a great day and make me the brainliest.

3 0
2 years ago
A picture frame is 9 inches long and 6 inches wide. It can display a picture 6 inches long and 4 inches wide. What is the area o
nasty-shy [4]
Area of Frame and Picture
Area = L * W
L = 9 
W = 6
Area = 9*6 = 54 in²

Area of Picture
Area = L*W
L = 6
W = 4
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Area = 24 in²

Area of Frame
Area of Frame = Total Area - Picture Area
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8 0
3 years ago
Which of the following is equivalent to (4 x 10^-7) + (5 x 10^-7)
Vera_Pavlovna [14]
The correct answer is D
3 0
3 years ago
Which relationships have the same constant of proportionality between y and x as in the equation y=1/2x Choose 3 answers:
Andrew [12]

Answer:

A and B has the same constant of proportionality

Step-by-step explanation:

y \propto x

y = kx ----1

Where k is the constant of proportionality

We are supposed to find Which relationships have the same constant of proportionality between y and x as in the equation y=\frac{1}{2}x

On comparing with 1

k = \frac{1}{2}

A)6y = 3x

y = \frac{3}{6}x\\y = \frac{1}{2}x

So, this equation has the  same constant of proportionality

B)(x_1,y_1)=(2,1)\\(x_2,y_2)=(4,2)

To find the equation :

Formula : y-y_1=\frac{y_2-y_1}{x_2-x_1}(x-x_1)

So, y - 1=\frac{2-1}{4-2}(x-2)\\y-1=\frac{1}{2}(x-2)\\y-1=\frac{1}{2}x-1\\y=\frac{1}{2}x

So, this equation has the  same constant of proportionality

C)

(x_1,y_1)=(1,2)\\(x_2,y_2)=(2,4)

To find the equation :

Formula : y-y_1=\frac{y_2-y_1}{x_2-x_1}(x-x_1)

So, y - 2=\frac{4-2}{2-1}(x-1)\\y - 2=2(x-1)\\y - 2=2x-2\\y=2x

So, this equation do not has the same constant of proportionality

D)

(x_1,y_1)=(2,1)\\(x_2,y_2)=(3,2.5)

To find the equation :

Formula :y-y_1=\frac{y_2-y_1}{x_2-x_1}(x-x_1)

So, y - 1=\frac{2.5-1}{3-2}(x-2)

y-1=1.5(x-2)\\y-1=1.5x-3\\y=1.5x-2

So, this equation do not has the same constant of proportionality

Hence A and B has the same constant of proportionality

3 0
3 years ago
Read 2 more answers
Hellllllllllllllllllllllllllp
Evgen [1.6K]

Answer:

f. I and IV only

Step-by-step explanation:

i hope this helps :)

5 0
3 years ago
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