A and B together can do a piece of work in 16 days and B and C together can do the same work in 24 days. From starting A and B worked for 4 days and 7 days respectively, when A lefts the work then C joins the work and he works for 23 days and complete the work. Then find in how many days will C complete the work alone?

15% of 45% of a number is 105.3 What is 24% of that number?

A and  B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in-

Two vessels A and B contain spirit and water mixed in the ratio 5:2 and 7:6 respectively. Find the ratio in which these mixture be mixed to obtain a new mixture in vessel C containing spirit and water in the ratio 8:5?

The angle of elevation of the top of a tower from a point A on the ground is 30^o. On moving a distance of 20 m towards the foot of the tower to a point B, the angle of elevation increase to 60^o.The height of the tower is-

According to an instruction a mixture of colour and Turpentine containing half part of each is perfect for painting a wall. A painter is provided a mixture, 3 parts of which are colour and 5 parts are Turpentine. How much of the mixture drawn off and replaced with colour so that the mixture becomes perfect?

Directions: The following graph gives Sales, Expense and Capital of a company for a period of five years 1994 to 1998. Read the graph and answer the following questions.

In which year was the ratio of profits to capital the highest?

The difference between the selling prices of an article at a profit of 15% and at a profit of 10% is Rs.10. The cost price of the article is -