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Ratio, Cross-Multiplication - Level 1.

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1- Do the following maths.
2- Hit Submit
3- See Your Results Below.

Review of the proportion and cross products.

A proportion is an equation stating that two ratios are equal.
The products ad and cb are called the cross products.

XProduct

Find x in the following ratios:


x

=

10

   =>    x =   

8

3

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7

=

x

   =>    x =   

5

5

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2

=

6

   =>    x =   

x

5

---------o0o---------

5

=

8

   =>    x =   

9

x

  

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Your Previous Answers and Results :


Question Your answer Correct answer Your award
x 26.67