A person gave 50% of his salary to his wife. He gave 10% of the remaining amount to his son and of the remaining amount, he spent 60% on education. Now, he is left with Rs. 2250. What is his salary ?

In a two-digit number, the digit in unit's place is two more than three times the digit in ten's place. If the sum of the two digits is 10, what is the number ?

Akash, Ramesh and Kamlesh invest in a business in the ratio of 2 : 3 : 5. If the amount invested by Akash is Rs 12000, what is the total amount invested ?

Mr X sold an item to Mr Y at 8% discount on print rate. The discount value was 710304. If the print rate includes 12% profit on the purchase cost, what is the purchase cost ?

The cost of two dozen apples and three dozen bananas is 7116. The cost of five dozen bananas and one dozen apples is 7100. What is the price of one dozen bananas ?

Sonu started a business with an investment of 775000. Six months later, Prakash joined him with 730000. In what ratio should the profit they earned be distributed at the end of the year ?