The WT company turns out 10000 widgets a day as every one kn

The WT company turns out 10000 widgets a day, as every one knows, the most important part of the widget is the idge at its center, WT buys it idges from two other companys, Sertane Company can supplu only 2000 idges per day, but 99% of them work properly, the remaining 8000idges are purchased from KwiK company, 10% of these are defective idge, suppose a randomly chosen widget from WT has a defective idge. what is the probability that Kwik is responsible?

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