In a certain factory, machines A, B, and C are all producing widgets. Machines A, B, and C produce 1%, 4%, and 2% defective widgets, respectively. Of the total production of widgets in the factory, Machine A produces 30%, Machine B produces, 25%, and Machine C produces 45%. a.) If one widget is selected at random from the total produced on a given day, what is the probability it is defective

Probability of it being defective is 38%, lmk if you have any questions!

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.