If a:b=1:2 and b:c=3:4 Find a:b:c.

  1. 1:2:4
  2. 3:6:8
  3. 3:8:6
  4. 3:12:6
Anurag Mishra Professor Asked on 24th September 2015 in Maths.
Add Comment
1 Answer(s)

Answer: (2) 3: 6: 8

Explanation:-
a: b = 1: 2 and b: c = 3: 4

Formula-
A : B  = a ; b   B : C =  b : c 
Then, A : B : C = a x b : b x b : b x c 

Then, a: b: c = 1 x 3: 2 x 3: 2 x 4
= 3: 6: 8

Hence, the answer is (2) 3: 6: 8.

Anurag Mishra Professor Answered on 24th September 2015.
Add Comment

Your Answer

By posting your answer, you agree to the privacy policy and terms of service.