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Total balls = 5 + 7 + 8 = 20. Total ways to draw 2 balls = C(20, 2) = 20 × 19 / 2 = 190. For red balls: Ways to choose 2 red balls = C(5, 2) = 5 × 4 / 2 = 10. For blue balls: Ways to choose 2 blue balls = C(7, 2) = 7 × 6 / 2 = 21. For green balls: Ways to choose 2 green balls = C(8, 2) = 8 × 7 / 2 = 28. Total favorable outcomes = 10 + 21 + 28 = 59. Probability = 59 / 190 Correct answer: d.
Copacabana beach is situated in __________.
The National Mission for Sustainable Agriculture (NMSA) is one of the Missions within the National Action Plan on Climate Change (NAPCC). What are the m...
Which of the following statements defines ‘chromatography’?
1. It is the process of separation of components of a mixture.
2. It ...
Which of the following games is used to train the inner travelers?
Where is the joint military exercise 'Desert Cyclone 2024' between India and the UAE being held?
Alarmel Valli is an Indian classical dancer and choreographer and a foremost exponent of the __________ dance form of Bharatanatyam.
For an inelastic collision between two objects, which one among the following statements is correct?
The maiden international cruise vessel between Chennai and Sri Lanka was flagged off by the Union Minister of Ports, Shipping and Waterways Sarbananda ...
In which year was the Treaty of Salbai signed?
Chandrayaan-1 was the first Indian lunar probe under the Chandrayaan programme. Which year was Chandrayaan-1 launched?
