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proportion math work question 6

label Algebra
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Use division to determine whether the ratios form a proportion. 

12:44 and 3:11

 
 A.
No. They do not form a proportion.
 
 B.
Yes. They form a proportion.
Oct 17th, 2017

numerator and denominator have a common factor 4,

12/44 = (4*3) / (4*11) 

cancelling 4 from both numerator and denominator we get 3/11

Hence, 

12/44 = (4*3) / (4*11) = 3 / 11

Hence, ANSWER is B, Yes. They form a proportion

Apr 17th, 2015

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