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Anonymous Anonymous
  • 04-03-2015
  • Mathematics
Answered

Which pair of ratios form a proportion?


A.

3 : 4 and 4 : 5


B.

10 : 12 and 16 : 18


C.

7 : 10 and 10 : 14


D.

5 : 8 and 20 : 32

Verified Answer :

lalahenat34
lalahenat34 lalahenat34
  • 04-03-2015

It would be D.5:8 and 20:32
Because 5 is to 20 [4x's] and 8 is to 32 [4x's]

Answer Link
HughesDorian HughesDorian
  • 04-03-2015
Dif you rake the beginning ratio 5:8 and multiply the ratio by 4 you get 20:32. i believe this is the proper way to solve.

Answer Link

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