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# In a Class, There Are 18 Girls and 16 Boys. the Class Teacher Wants to Choose One Pupil for Class Monitor. What She Does, She Writes the Name of Each Pupil on a Card and Puts Them into a Basket and Mixes Thoroughly. a Child is Asked to Pick One Card from the Basket. What is the Probability that the Name Written on the Card Is The Name of a Boy? - CBSE Class 10 - Mathematics

ConceptProbability - A Theoretical Approach

#### Question

In a class, there are 18 girls and 16 boys. The class teacher wants to choose one pupil for class monitor. What she does, she writes the name of each pupil on a card and puts them into a basket and mixes thoroughly. A child is asked to pick one card from the basket. What is the probability that the name written on the card is the name of a boy?

#### Solution

Total no. of possible outcomes = 34 (18 girls, 16 boys)

E ⟶ event of getting boy name

No. of favorable outcomes = 16 (16 boys)

Probability, P(E) ="No.of favorable outcomes"/"Total no.of possible outcomes"

P(E) =16/34 =8/17

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Solution In a Class, There Are 18 Girls and 16 Boys. the Class Teacher Wants to Choose One Pupil for Class Monitor. What She Does, She Writes the Name of Each Pupil on a Card and Puts Them into a Basket and Mixes Thoroughly. a Child is Asked to Pick One Card from the Basket. What is the Probability that the Name Written on the Card Is The Name of a Boy? Concept: Probability - A Theoretical Approach.
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