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Total number of balls = 30 There are 3 colored balls present in 30 balls. When we take out 3 balls, there is a possibility that all three balls may be of different colors. But when we take out 4 balls (at least), then two balls of one color will come out. Hence, there will be a pair of the same color present in 4 balls.
With reference to the revolutionary activism in India, consider the following statements:
1. It was a violent movement based on mass activity.
Which Article of the Indian Constitution aims to ensure workers receive a living wage and a decent standard of life?
Who discovered X-rays?
Popocatepetl volcano, which was in news recently, is located in which country?
Which of the following is true about the export of rice from India?
1. India is the largest exporter of rice globally.
2. Non-basmati whit...
