If the ratio of a ∶ b = 1 ∶ 3, b ∶ c = 2 ∶ 5 and c ∶ d = 2� – McqOptions

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1.	If the ratio of a ∶ b = 1 ∶ 3, b ∶ c = 2 ∶ 5 and c ∶ d = 2 ∶ 3, then find the value of a ∶ b ∶ c ∶ d.
A.	5 ∶ 10 ∶ 15 ∶ 40
B.	3 ∶ 9 ∶ 12 ∶ 30
C.	4 ∶ 12 ∶ 30 ∶ 45
D.	4 ∶ 8 ∶ 12 ∶ 20
Answer» D. 4 ∶ 8 ∶ 12 ∶ 20

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