In the three intersecting circles given below, the numbers in different sections indicate the number of persons speaking different languages. How many persons speak only two languages?
The square of side 14 cm is circumscribed. Then the area of the shaded region is:
How many triangles are there in the following figure?
Find the missing figure to complete the series:
Identify the diagram that best represents the relationship among the classes given below: Food, Curd, Spoons.