Ragu’s monthly income is 2 times Reena’s monthly income. Reena’s monthly income is 20 % more than Ravi’s

Ragu’s monthly income is 2 times Reena’s monthly income. Reena’s monthly income is 20 % more than Ravi’s monthly income. Reena’s monthly income is Rs. 30000. Find Ragu’s annual income?

A.Rs. 680000

B.Rs. 720000

C.Rs. 760000

D.Rs. 640000

E. None of these

Sol:

Ragu’s monthly income = 2 * Reena’s monthly income

The ratio of monthly income of Ragu and Reena = 2 : 1

Reena’s monthly income = (120/100) * Ravi’s monthly income

The ratio of monthly income of Reena and Ravi = 6 : 5

The ratio of monthly income of Ragu, Reena and Ravi = >12 : 6 : 5

Reena’s monthly income = 6’s = 30000  1’s = 5000

Ragu’s monthly income = 12’s = Rs. 60000

Ragu’s annual income = 60000 * 12 = Rs. 720000