IBPS PO Prelims Model Paper 10 with solutions

The respective ratio between Pooja’s, Prarthana’s and Falguni’s monthly income is 53:70: 57. If Prarthana’s annual income is ₹ 4,20,000, what is the sum of Pooja’s and Falguni’s annual incomes? (In some cases monthly income and in some cases annual income is used.)