Chinese Painters And Story Behind Them | BHUMIKA CHAUHAN | ENGLISH

Students of Saraswati Bhawan have pledged not to use Chinese items in future. During the survey, it is found that 44% of them use Chinese Headphones, 30% of them have Chinese Mobiles and 28% of them use Chinese Pen drives. 18% students have exactly two gadgets out of the three gadgets and 2% students have all three gadgets as mentioned above. If a student is randomly selected, then probability that the student does not use any Chinese gadget is

How silk weaving began ? Write the story behind it.