Math, asked by nehafrancis, 5 months ago

in a class there are y boys and x girls a student is selected random, then find the probability of selecting a boy?​

Answers

Answered by jack4610
3

Answer:

y / (x + y)

Step-by-step explanation:

Sample space = {x,y}

No. of boys = y

No. of girls = x

therefore, Total no. of students = y+x

Event(E) = Selecting a boy

P = No. of favourable outcomes / Total no. of outcomes

therefore, P(E) = y / (x+y)

Similar questions
Geography, 2 months ago