SBI PO 06 May 2017 Papers

Ratio of the equivalent capitals of A, B and C for 1 month
= 1200 × 6 + (1200 + x) × 6 :400 × 12 : 300 × 12
= 2400 + x : 800 : 600
According to the question,

800

3800+x

=

4

23

⇒ 15200 + 4x = 18400
⇒ 4x = 18400 – 15200 = 3200
⇒ x =

3200

4

= Rs. 800