Adith spends 0.75 of hours salary every month . If he earns rs 12000 every month. How many months will he save rs 39000
Mrs Rane gives 0.025 part of her salary as pocket money to her son Vinod every month . Vinod spends 0.8 part of his pocket money and saves the rest . If he saves ₹277.50 in three months, how much does Mrs Rane earn in a month