JEE Mains 8-Apr-2023 Shift 1 Solved Paper

In a bolt factory, machines A,B and C manufacture respectively 20%,30% and 50% of the total bolts. Of their output 3, 4 and 2 percent are respectively defective bolts. A bolt is drawn at random form the product. If the bolt drawn is found the defective, then the probability that it is manufactured by the machine C is.