04-03-2015
Mathematics

Answered

Which pair of ratios form a proportion?

A.
5 : 11 and 6 : 12

B.
7 : 13 and 21 : 39

C.
8 : 14 and 24 : 30

D.
10 : 20 and 20 : 30

Please help me.

Answer :

xenasmiley xenasmiley

17-04-2015

neither roof learns something ur self lol it c and I'm just playing

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