Directions : The pie graph indicates the break-up of the cost of construction of a house. Assuming that the total cost of construction is Rs 6,00,000, answer the following questions. 

The amount spent on labor exceeds the amount spent on supervision by :  

Directions: Following is the pie-chart showing the spending of a family on various items in a particular year

Study the pie chart and answer questions

The ratio of the total amount spent for food and medicine is

Directions: Following is the pie-chart showing the spending of a family on various items in a particular year

Study the pie chart and answer questions

Angle of the pie chart representing the expenditure on entertainment is

The sum of the radii of spheres A and B is 14 cm, the radius of A being larger than that of B. The difference between their surface areas is 112 π . What is the ratio of the volumes of A and B?

In the given question, two equations numbered l and II are given. Solve both the equations and mark the appropriate answer.

I. x² - 28x + 195 = 0

II. y²- 21y + 108 = 0

If ABC is an equilateral triangle and D is a point on BC such that AD⊥BC, then 

Successive discounts of 10% and 10% are equivalent to a single discount of:

Speed of a along and against the current are 14 km / hr and 8 kms/hr respectively. The speed of the current is: