Question
20 rotten bananas are accidentally mixed with 134 good
ones. It is not possible to just look at a banana and tell whether or not it is rotten. One banana is taken out at random from this lot. Determine the probability that the banana is taken out is a good one.Solution
Numbers of bananas = Numbers of rotten bananas + Numbers of good bananas ∴ Total number of bananas = 134 + 20 = 154 bananas P(E) = (Number of favourable outcomes) / (Total number of outcomes) P(picking a good banana) = 134/154 = 67/77Â
Identify the shape formed by the erosion of glaciers from the following?
What is the percentage of Foreign Direct Investment (FDI) allowed in the space sector under the amended policy to attract potential foreign investors?
'Hardaul Katha' are folk songs typical to __________ which spreads over Uttar Pradesh and Madhya Pradesh
Which of the following statements is true?
Statement I: Indian techniques such as Rasa and Bhawa in classical dances have their origins in Bharat...
The cells having well – organised nucleus with a nuclear membrane are designated as ___
Which town was a collection centre for cotton from Deccan to be exported in 1862?
In which state has the 'Kalaignar Sports Kit' initiative been launched, aiming to provide sporting kits to 12,000 village panchayats?
Who is the Chief Minister of Chhattisgarh, as of January 2023?
Who is first Indian rower to win a gold at the Asian Games in the year 2010?
With reference to medieval Indian architecture style, what is ‘Pietra Dura’?
Relevant for Exams:
