A tank can be filled with water by two pipes A and B together in 36 minutes, the tank is filled in 40 minutes. The pipe B can alone fill the tank in -

In a 729 liters mixture of milk and water , the ratio of milk to water is 7:2 To get a new mixture containing...

In what ratio must a grocer mix two varieties of pulses costing Tk. 15 and TK. 20 per kg respectively so as to...

Three partners shared the profit in a business in the ratio 5 : 7 : 8 . They had partnered for 14 months, 8 mo...

A and B invest in a business in the ratio 3:2 . If 5% of the total profit goes to charity and A's share is Tk....

The sum of ages of 5 children born at the intervals of three years each is 50 years what is the age of the you...

Six years ago, the ratio of ages of Kunal and Sagars was 6 : 5. Four years hence, the ratio of their ages will...