There are 3 numbers A, B and C. If A:B = 3/4, B:C = 4/5, C:D = 5/6, then C:D will be? Answers.
A) 1 : 2	B) 3 : 5	C) 5 : 7	D) 5:6	E) 5 : 3
Sol. A : B = 3 : 4, B : C = 4 : 5, C : D = 5 : 6   ∴A∶B∶C∶D= 3 : 4 : 5 : 6.   Thus, C: 5:6 = 5 : 6   5:6
<result>D</result>
There are 3 numbers A, B and C. If A:B = 3/4, B:C = 4/5, C:D = 5/6, then C:D will be?