If the ratio x:y = 3:5 and y:z = 4:7, find the ratio x:y:z
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Correct Answer: Option B
Explanation:
x : y = 3.5, y : z = 4 : 7
x = 3 x 4 = 12
y = 5 x 4 = 20
y = 4 x 5 = 20
z = 7 x 5 = 35
then x : y : z = 12 : 20 : 35
x : y = 3.5, y : z = 4 : 7
x = 3 x 4 = 12
y = 5 x 4 = 20
y = 4 x 5 = 20
z = 7 x 5 = 35
then x : y : z = 12 : 20 : 35