shannon2002 shannon2002

24-02-2016
Mathematics

contestada

" complete the missing value in these equivalent ratios "
a) 3 : 5 = 12 :
b) 4 : 9 = : 27

Thank you xx

Respuesta :

ansarayesha26 ansarayesha26

24-02-2016

3 : 9 = 12 :20
because 12 divided by 3 is equal to 4
that's why we x 4 by 3
4 : 9 = 12 : 27
27 divided by 9 is equal to 3
that's why we multiply 3 by 4

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