Answer to Question #256473 in Statistics and Probability for Mumba

Question

The Samsung cell-phones require repair of possible defects on LCD screen and the charging system. Dealers have been informed that 2% of the Samsung phones have defective LCD screens and only 4% of them have defective charging system. If 98% of the Samsung cell-phones have either defective, what percentages of the Samsung cell-phones have both defects?

Answer 1

percentages of the Samsung cell-phones have both defects:

$98-2-4=92\%$