According to the venn diagram, which number represents 'Boys who participate in athletics and also play cricket'?

Step 1: Understand the symbols in the diagram

• Rectangle → Boys
• Triangle → Cricket
• Circle → Athletic

Step 2: Identify the region common to all three categories

We are looking for the number that lies inside:

• Rectangle (Boys)
• Circle (Athletic)
• Triangle (Cricket)

This means we need the number that lies in the overlapping section of all three shapes.

Step 3: Refer to the image

Number 3 is the only one located within all three: the rectangle, the triangle, and the circle.

Final Answer: 3 represents boys who participate in athletics and also play cricket.