Question

Raghu’s monthly income is (5/4) times that of Raju’s income, where as his monthly expenses are twice that of Raju’s expenses. If each of them saves Rs 12000, then what is the annual income of Raju?

• A. Rs 144000
• B. Rs 192000
• C. Rs 240000
• D. Cannot be determined

Answer 1

Answer:

B. Rs 192000

Raghu’s monthly income is (5/4) times that of Raju’s income, Income of Raghu and Raju =5 : 4(5x, 4x) Expense ratio = 2 : 1 Savings are, 12000 and 12000 (5x-12000) / (4x-12000) = 2/1 5x- 12000 = 8x – 24000 3x = 12000 x = 4000 Raju’s monthly income = 4x = 4*4000 = 16000 Annual income = 16000*12 = Rs. 192000