RRB Assistant Loco Pilot and Technician Model Paper 17 with key

Question : 40 of 75

Marks: +1, -0

If a : b = 2 : 3 and c : b = 3 : 4. Find the ratio of a : b : c = ?

Solution:

a : b = 2 : 3
b : c = 4 : 3 =

(4×3/4 : 3 × 3/4)

= 3 :

9/4

a : b : c = 2 : 3 :

9/4

= 8 : 12 : 9

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