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lidiya [134]
3 years ago
10

If 2/15 is 40 then 1/15 is?

Mathematics
1 answer:
Stells [14]3 years ago
8 0

Answer:

20

Step-by-step explanation:

\frac{2}{15} = 40

\frac{2}{15} ÷ \frac{2}{1} = \frac{1}{15}

40 ÷ \frac{2}{1} = 20

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Kayla makes $8.30 an hour working at a clothing store. She is scheduled to get a 15% raise. Which expression can be used to calc
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Answer: her increase is 1.245 dollars an hour

Step-by-step explanation:

7 0
3 years ago
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One spring, the temperature rose from -5 degrees Celsius to 12 degrees Celsius in 24 hours. How much did the temperature rise in
Furkat [3]

Answer:

17 Degrees Celsius

Step-by-step explanation:

If you like to <em>visualize </em>then recommend using a number line.

Or you can calculate it:

(Difference Temp) = (End Temp) - (Start Temp)

(Difference Temp) = (12) - (-5)

(Difference Temp) = 17

8 0
3 years ago
For the pair of points find the distance between them and the midpoint of the line segment joining them.(720,50), (125,18)The di
Lana71 [14]

Given two points

(x_1,y_1)

and

(x_2,y_2)

The distance between them is >>>

D=\sqrt[]{(y_2-y_1)^2+(x_2-x_1)^2}

The points given are (Sqrt(20), Sqrt(50)) and (Sqrt(125), Sqrt(8)), so their distance is >>>

\begin{gathered} D=\sqrt[]{(y_2-y_1)^2+(x_2-x_1)^2} \\ D=\sqrt[]{(\sqrt[]{8}-\sqrt[]{50})^2+(\sqrt[]{125}-\sqrt[]{20})^2} \\ D=\sqrt[]{(\sqrt8)^2-2(\sqrt[]{8})(\sqrt[]{50})+(\sqrt[]{50})^2^{}+(\sqrt[]{125})^2-2(\sqrt[]{125})(\sqrt[]{20})+(\sqrt[]{20})^2} \\ D=\sqrt[]{8-2(2\sqrt[]{2})(5\sqrt[]{2})+50+125-2(5\sqrt[]{5})(2\sqrt[]{5})+20} \\ D=\sqrt[]{8-40+50+125-100+20} \\ D=\sqrt[]{63} \\ D=3\sqrt[]{7} \end{gathered}

----------------------------------------------------------------------------------------------------------

The midpoint formula is >>>

M=(\frac{x_1+x_2}{2},\frac{y_1+y_2}{2})

Plugging in the points, we have >>>

\begin{gathered} M=(\frac{x_1+x_2}{2},\frac{y_1+y_2}{2}) \\ M=(\frac{\sqrt[]{20}+\sqrt[]{125}}{2},\frac{\sqrt[]{50}+\sqrt[]{8}}{2}) \\ M=(\frac{2\sqrt5+5\sqrt[]{5}}{2},\frac{5\sqrt[]{2}+2\sqrt[]{2}}{2}) \\ M=(\frac{7\sqrt[]{5}}{2},\frac{7\sqrt[]{2}}{2}) \end{gathered}

3 0
2 years ago
The endpoints of a segment are (4,2) and (7,4). What are the endpoints of the segment after it has been translated 3 units to th
viktelen [127]

Answer:

The endpoints of the segment are (7,2) and (10,4).

Step-by-step explanation:

Since it is being translated to the right, you add 3 to both x values.

5 0
4 years ago
Explain how to write a whole number as a fraction with a denominator of 1
Troyanec [42]

Answer:

All you need to do is write the whole number and then a slash with the denominator of 1. For example: you would write 5 as 5/1 in fraction form

Step-by-step explanation:


6 0
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