7) In a bolts factory, machines I, II and III manufacture 60 %, 25 % and 15 % respectively - Maths - Probability

Question

7) In a bolts factory, machines I, II and III manufacture 60 %, 25
% and 15 % respectively Of the total of their output 1 % , 2 %, 1 %
are defective bolts A bolts is drawn at random from the total
production and is found to be defective What are the probabilities
that it was manufactured by machines I, II, III

Brijendra Pal · Accepted Answer

Hi,
Let Machines are A,B,C, in place of I,II,III