The correct answer is 24.

• The national flag has three horizontal stripes of equal proportions in the tricolour -
  • The saffron colour at the top
  • White at the middle 
  • Green at the bottom.
• The length-width ratio of the flag is 3: 2. There is a blue circle in the middle of the white stripe.
• The saffron colour at the top shows the strength and courage of the country.
• The white stripe in the middle is a sign of peace and truth with the Dharma Chakra.
• The green colour signifies the auspiciousness, growth, and fertility of the country.
• Its format is taken from the chakra built on the Lion Pillar of Ashoka in Sarnath.
• Its diameter is approximately equal to the width of the white band and it has 24 spokes.
• The constituent assembly of India adopted the format of the national flag on 22 July 1947.

• The Indian national flag tricolour was designed by Pingali Venkayya.
• The "National Flag" symbolizes the independence and sovereignty of any country.
• In 1947 a committee was formed under the chairmanship of Rajendra Prasad to select the national flag of India.
• The Supreme Court in 2002 declared the right to hoist the flag as a fundamental right under Article 19 (i) (a) of the constitution.