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5 votes
Question 1 options:

3


8


12


2.5

Question 1 options: 3 8 12 2.5-example-1

1 Answer

5 votes

Answer:

2.5

Explanation:

(I'm assuming you're doing this the same way I learned it, if not I'm sorry if it doesn't make sense)


(2)/(x)=
(12)/(15)

Cross multiply

12x=30

Divide

x=2.5

This is just one way to do the problem. An easier way is to simplify the fractions.


(2)/(x)=
(4)/(5)

You can either cross multiply or figure out that 2 is half of four and simply divide 5 by 2 which will also result in 2.5

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