Question
If 2 pens are drawn at random what is the probability
that none of them is blue? A basket contains 3 blue, 5black and 3 red pens.Solution
Let S be the sample space. Then, N(S) = number of ways of drawing 2 pens out of 11 = ¹¹C₂ = (11 ×10 )/(2 ×1) = 55 Let E = event of getting none of them is blue. n(E) = ⁸C₂ = (8 ×7 )/(2 ×1) = 28 n(P) = (n(E))/(n(S)) = 28/55
What is the primary function of the United Nations (UN)?
स्वेज नहर किस-किसको जोड़ती है ?
The headquarters of World Bank is situated in?
Who assassinated Michael O'Dwyer to avenge the Jallianwala Bagh Massacre?
What was the primary goal of the "Smart Cities Mission" launched by the Government of India?
The Union Ministry of Home Affairs (MHA) adjudged ________ police station as the best police station across the country in 2021.
Where was the first meeting for Individual Satyagraha held in 1940 in Garhwal?
The Full form of NCCC is
What is the Paik Strait?
Which of the following statements is/are true?
1. Generally, an unbalanced gender ratio is found in India's northern cities.
2.In contrast...
Relevant for Exams:
